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        <PersonNm>CATHY BUKOWSKI</PersonNm>
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        <PersonNm>SAMANTHA KLEBE DO</PersonNm>
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      <Form990PartVIISectionAGrp>
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      <Form990PartVIISectionAGrp>
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        <PersonNm>MOHAMMAD ALAOUA MD</PersonNm>
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        <ContractorAddress>
          <USAddress>
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          <USAddress>
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          <USAddress>
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      <ContractorCompensationGrp>
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          <BusinessName>
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          <USAddress>
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      <OtherChangesInNetAssetsAmt>31731142</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
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      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>1</FederalGrantAuditRequiredInd>
      <FederalGrantAuditPerformedInd>1</FederalGrantAuditPerformedInd>
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      <HospitalInd>X</HospitalInd>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCH A, PART I:</FormAndLineReferenceDesc>
        <ExplanationTxt>PER IRS INSTRUCTIONS FOR THE FORM 990, THE DEFINITION OF HOSPITALS FOR SCHEDULE A (FORM 990 OR 990-EZ), PART I, IS DIFFERENT FROM THE DEFINITION FOR SCHEDULE H (FORM 990), HOSPITALS. ACCORDINGLY, AN ORGANIZATION THAT CHECKS THIS BOX MAY OR MAY NOT BE REQUIRED TO COMPLETE SCHEDULE H (FORM 990). MARSHFIELD CLINIC IS NOT RECOGNIZED BY ANY STATE AS A HOSPITAL. THEREFORE, MARSHFIELD CLINIC IS NOT REQUIRED TO COMPLETE SCHEDULE H.</ExplanationTxt>
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        <ContributorBusinessName>
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        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
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      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <LandGrp>
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        <BookValueAmt>22835049</BookValueAmt>
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      <BuildingsGrp>
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      <OtherSecuritiesGrp>
        <Desc>LTD PTNSHP COMM INV</Desc>
        <BookValueAmt>112259319</BookValueAmt>
        <MethodValuationCd>F</MethodValuationCd>
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      <InvstProgramRelatedOrgGrp>
        <Desc>INVESTMENT IN FHC</Desc>
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        <MethodValuationCd>C</MethodValuationCd>
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        <Desc>DEFERRED COMPENSATION</Desc>
        <Amt>99893015</Amt>
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      <OtherLiabilitiesOrgGrp>
        <Desc>MALPRACTICE CLAIMS RESERVE</Desc>
        <Amt>12532720</Amt>
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      <OtherLiabilitiesOrgGrp>
        <Desc>SEVERANCE &amp; SABBATICAL LIABILITY</Desc>
        <Amt>974161</Amt>
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      <FootnoteTextInd>X</FootnoteTextInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MISSION OF MARSHFIELD CLINIC IS TO SERVE PATIENTS THROUGH ACCESSIBLE, HIGH QUALITY HEALTH CARE, RESEARCH AND EDUCATION. AS PART OF SERVING PATIENTS, THE CLINIC STRIVES TO PROVIDE AN INVITING ATMOSPHERE TO TREAT PATIENTS AND ASSIST IN THE HEALING PROCESS. PLEASANT FACILITIES AND GROUNDS, PLUS APPROPRIATE WORKS OF ART ALL ASSIST IN THIS HEALING PROCESS, AS WELL AS SERVE TO ENHANCE THE CLINIC'S EDUCATIONAL MISSION BY DISPLAYING ART WORK FOR SCHOOL CHILDREN AS WELL AS PATIENTS AND VISITORS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION APPLIES FINANCIAL ACCOUNTING STANDARDS BOARD (FASB) ACCOUNTING STANDARDS CODIFICATION (ASC) TOPIC 740, INCOME TAXES (ASC 740), WHICH CLARIFIES THE ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES RECOGNIZED IN A COMPANY'S FINANCIAL STATEMENTS. ASC 740 PRESCRIBES A MORE-LIKELY-THAN-NOT RECOGNITION THRESHOLD AND MEASUREMENT ATTRIBUTE FOR THE FINANCIAL STATEMENT RECOGNITION AND MEASUREMENT OF A TAX POSITION TAKEN OR EXPECTED TO BE TAKEN. UNDER ASC 740, TAX POSITIONS WILL BE EVALUATED FOR RECOGNITION, DERECOGNITION, AND MEASUREMENT USING CONSISTENT CRITERIA AND WILL PROVIDE MORE INFORMATION ABOUT THE UNCERTAINTY IN INCOME TAX ASSETS AND LIABILITIES. THE SYSTEM HAS DETERMINED THAT IT DOESN'T HAVE ANY MATERIAL UNCERTAIN TAX POSITIONS AS OF DECEMBER 31, 2023 OR DECEMBER 31, 2022.</ExplanationTxt>
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        <EmployeeCnt>0</EmployeeCnt>
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        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
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      <CompensationSurveyInd>X</CompensationSurveyInd>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>905973</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ELVIS PETER MD</PersonNm>
        <TitleTxt>VICE CHAIR</TitleTxt>
        <BaseCompensationFilingOrgAmt>820410</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>35431</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>36501</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>902242</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BRIAN HOERNEMAN MD</PersonNm>
        <TitleTxt>INTERIM MCHS CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>741668</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>73943</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>33130</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>9900</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>30227</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>888868</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DAVID JUNKER MD</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <BaseCompensationFilingOrgAmt>792770</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>5000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>35632</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>41288</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>884590</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KATHY BRESSLER</PersonNm>
        <TitleTxt>MCHS COO</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>729760</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>58468</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>51629</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>9900</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>18916</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>868673</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CATHY BUKOWSKI</PersonNm>
        <TitleTxt>MCHS CFO - PART YEAR</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>571918</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>9200</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>144722</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>9900</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>13493</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>749233</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JAYANTH VEDRE MD</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <BaseCompensationFilingOrgAmt>454636</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>188964</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>35086</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>18636</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>707222</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
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        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>EDWARD FERNANDEZ MD</PersonNm>
        <TitleTxt>VICE CHAIR - PART YEAR</TitleTxt>
        <BaseCompensationFilingOrgAmt>349775</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>148993</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>37438</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>33330</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>579436</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>SUMITHRA TIRUNAGARAM MD</PersonNm>
        <TitleTxt>BOARD MEMBER - PART YEAR</TitleTxt>
        <BaseCompensationFilingOrgAmt>396376</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>117465</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>12721</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>33358</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>569820</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JOHN NEAL MD</PersonNm>
        <TitleTxt>TREASURER - PART YEAR</TitleTxt>
        <BaseCompensationFilingOrgAmt>483495</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>2615</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>32553</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>39588</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>568151</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>SAMANTHA KLEBE DO</PersonNm>
        <TitleTxt>CHIEF MEDICAL OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>0</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>466567</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>21085</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>27363</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>9900</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>20093</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>545008</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MATTHEW OELSTROM MD</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <BaseCompensationFilingOrgAmt>333083</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>97579</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>10513</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>28114</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>479189</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BARBARA BOYER MD</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <BaseCompensationFilingOrgAmt>397095</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>4500</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>13972</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>35027</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>460494</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KENT RAY DO</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <BaseCompensationFilingOrgAmt>382286</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>13132</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>38710</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>444028</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>PATRICK WOLF DO</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <BaseCompensationFilingOrgAmt>312010</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>19085</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>12882</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>9900</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>29791</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>383668</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BART ISAACSON MD</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
        <BaseCompensationFilingOrgAmt>271450</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>5000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>10966</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>8597</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>25361</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>321374</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ALPA SHAH MD</PersonNm>
        <TitleTxt>CHAIR</TitleTxt>
        <BaseCompensationFilingOrgAmt>284161</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>10727</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>8525</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1960</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>305373</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAY OCCASIONALLY REIMBURSE OR PROVIDE A HOUSING ALLOWANCE FOR KEY EXECUTIVES IN ORDER TO ASSIST WITH RELOCATING TO THE AREA. THE ORGANIZATION MAY ALSO CONTRIBUTE TO OR REIMBURSE FOR HEALTH AND SOCIAL CLUB DUES AS DEEMED NECESSARY IN ORDER TO SUPPORT A BUSINESS NEED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MARSHFIELD CLINIC HEALTH SYSTEM'S (MCHS) INDEPENDENT COMPENSATION COMMITTEE (THE COMMITTEE) HAS FINAL AUTHORITY FOR APPROVING COMPENSATION AND BENEFITS OF ALL DISQUALIFIED PERSONS EMPLOYED BY ANY OF THE ORGANIZATIONS IN THE SYSTEM. THE COMMITTEE USES COMBINATIONS OF THE FOLLOWING TO EVALUATE COMPENSATION: COMPENSATION COMMITTEE, INDEPENDENT COMPENSATION CONSULTANT, COMPENSATION SURVEY OR STUDY, APPROVAL BY THE BOARD OR COMPENSATION COMMITTEE, AND WRITTEN EMPLOYMENT CONTRACTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINES 4A-B</FormAndLineReferenceDesc>
        <ExplanationTxt>LINE 4A: IN 2023, SUSAN TURNEY, MD RECEIVED A SEVERANCE PAYMENT IN THE AMOUNT OF $614,466, WILLIAM MELMS, MD RECEIVED A SEVERANCE PAYMENT IN THE AMOUNT OF $610,615, AND CATHY BUKOWSKI RECEIVED A SEVERANCE PAYMENT IN THE AMOUNT OF $82,431. LINE 4B: THE FOLLOWING INDIVIDUALS PARTICIPATED IN A 457(F) SUPPLEMENTAL NON-QUALIFIED RETIREMENT PLAN AND RECEIVED A DISTRIBUTION FROM OR HAD AMOUNTS VEST IN THE PLAN: SUSAN TURNEY, MD - $275,424 THE FOLLOWING INDIVIDUALS PARTICATED IN A 457(F) SUPPLEMENTAL NON-QUALIFIED RETIREMENT PLAN BUT DID NOT RECEIVE A DISTRIBUTION OR HAVE AN AMOUNT VEST IN THE PLAN. UNDER THE PLAN, AMOUNTS DO NOT VEST UNTIL TWO YEARS AFTER SEPARATION FROM THE ORGANIZATION: WILLIAM MELMS, MD ALPA SHAH, MD EDWARD FERNANDEZ, MD MATTHEW THOMAS, MD JERARD JENSEN TYLER DAHL, MD ELVIS PETER, MD PATRICK WOLF, DO MATTHEW OELSTROM, MD JOHN NEAL, MD BART ISAACSON, MD JAYANTH VEDRE, MD KENT RAY, DO BRIAN HOERNEMAN, MD CATHY BUKOWSKI BARBARA BOYER, MD SUMITHRA TIRUNAGARAM, MD VIVEKANANDA GONUGUNTA, MD SAMANTHA KLEBE, DO ADEDAYO ONITILO, MD WILLIAM MCCORMICK, MD MOHAMMAD ALAOUA, MD DAVID JUNKER, MD</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>SEVERAL INDIVIDUALS MAY RECEIVE INCENTIVE COMPENSATION BASED ON A VARIETY OF FACTORS, INCLUDING NOT ONLY FINANCIAL MEASURES SUCH AS REVENUE GROWTH OR EARNINGS, BUT ALSO QUALITY, SERVICE, MARKET EXPANSION, COMMUNITY &amp; EMPLOYEE ENGAGEMENT, AND OTHER OUTCOMES OR EXPECTATIONS SET BY THE BOARD AND/OR CEO. ANY PERFORMANCE BONUS IS SUBJECT TO REVIEW BY THE SYSTEM'S INDEPENDENT COMPENSATION COMMITTEE FOR REASONABLENESS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleL documentId="RetDoc1042800001">
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>SHANA VIFIAN RAY MD</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>FAMILY RELATIONSHIP WITH BOARD MEMBER KENT RAY, DO</RelationshipDescriptionTxt>
        <TransactionAmt>541044</TransactionAmt>
        <TransactionDesc>COMPENSATION</TransactionDesc>
        <SharingOfRevenuesInd>0</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>MILIND SHAH MD</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>FAMILY RELATIONSHIP WITH BOARD MEMBER ALPA SHAH, MD</RelationshipDescriptionTxt>
        <TransactionAmt>968265</TransactionAmt>
        <TransactionDesc>COMPENSATION</TransactionDesc>
        <SharingOfRevenuesInd>0</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>TANYA HOERNEMAN MD</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>FAMILY RELATIONSHIP WITH INTERIM MCHS CEO BRIAN HOERNEMAN, MD</RelationshipDescriptionTxt>
        <TransactionAmt>110144</TransactionAmt>
        <TransactionDesc>COMPENSATION</TransactionDesc>
        <SharingOfRevenuesInd>0</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
    </IRS990ScheduleL>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART IV, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>MARSHFIELD CLINIC HEALTH SYSTEM (INCLUDING MARSHFIELD CLINIC) IS A MEMBER OF VARIOUS HEALTHCARE ASSOCIATIONS (I.E. WISCONSIN HOSPITAL ASSOCIATION) THAT MAY PERFORM SOME LOBBYING ACTIVITY. ALL ASSOCIATED DUES ARE DISCLOSED ON THE FORM 990 OF MARSHFIELD CLINIC HEALTH SYSTEM, INC.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART V, LINE 1C:</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION REPORTED FOR THE INDEPENDENT CONTRACTORS HAS BEEN PAID BY A RELATED ORGANIZATION AND CENTRAL PURCHASING ORGANIZATION, MARSHFIELD CLINIC HEALTH SYSTEM, EIN 46-1495343. COMPENSATION REPORTED REPRESENTS SERVICES SOLELY PROVIDED TO MARSHFIELD CLINIC, INC SO IS INCLUDED AS IF PAID BY THE ORGANIZATION. MARSHFIELD CLINIC HEALTH SYSTEM HAS COMPLIED WITH A/P FILING REQUIREMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 2A:</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL PERSONNEL SERVICES FOR MARSHFIELD CLINIC, INC. ARE PERFORMED BY EMPLOYEES OF MARSHFIELD CLINIC HEALTH SYSTEM, INC. ALL PHYSICIAN SERVICES FOR MARSHFIELD CLINIC, INC. ARE PERFORMED BY EMPLOYEES OF MARSHFIELD CLINIC, INC.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CORPORATION HAS TWO CLASSES OF MEMBERS: (I) CLASS A MEMBERS, WHO SHALL BE INDIVIDUALS MEETING THE REQUIREMENTS SET FORTH IN THE CORPORATION'S BYLAWS, AND (II) A SINGLE CLASS B MEMBER, MARSHFIELD CLINIC HEALTH SYSTEM, INC., WHICH SHALL BE THE SOLE CORPORATE MEMBER. CLASS A MEMBERS HAVE THE RIGHT TO ELECT THE MEMBERS OF THE GOVERNING BODY AND APPROVE CERTAIN SIGNIFICANT DECISIONS OF THE GOVERNING BODY. THE CLASS B MEMBER HAS THE RIGHT TO APPROVE CERTAIN SIGNIFICANT DECISIONS OF THE GOVERNING BODY AND TO RECEIVE THE REMAINING ASSETS OF THE CORPORATION (OR DIRECT DISTRIBUTION OF THE ASSETS TO OTHER 501(C)(3) ORGANIZATIONS) UPON DISSOLUTION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>CLASS A MEMBERS HAVE THE RIGHT TO ELECT THE ORGANIZATION'S OFFICERS AND DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL MEMBERS HAVE THE RIGHT TO APPROVE ANY CHANGES TO THE ORGANIZATION'S ARTICLES OF INCORPORATION AND BYLAWS AND TO APPROVE ANY DISSOLUTION OR LIQUIDATION OF THE ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>MARSHFIELD CLINIC HEALTH SYSTEM, INC. ENGAGES A PUBLIC ACCOUNTING FIRM TO PREPARE AND REVIEW THE FORM 990 IN ADDITION TO REVIEW BY THE SYSTEM CFO, VP OF FINANCE AND TAX DEPARTMENT. PRIOR TO FILING THE FORM WITH THE IRS, THE CFO AND HIS/HER DESIGNEE WILL PROVIDE TO EACH MEMBER OF THE SYSTEM'S AUDIT AND COMPLIANCE COMMITTEE (A SUBCOMMITTEE OF THE BOARD OF DIRECTORS) A COPY IN ELECTRONIC OR PAPER FORM OF THE COMPLETED FORM 990 (AND ALL REQUIRED SCHEDULES) FOR REVIEW.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL OFFICERS, BOARD DIRECTORS, AND KEY EMPLOYEES OF EVERY MARSHFIELD CLINIC HEALTH SYSTEM (MCHS) ENTITY, AS WELL AS ANY OTHER PERSON DESIGNATED BY THE AUDIT AND COMPLIANCE COMMITTEE (ACC) TO BE A REQUIRED REPORTER BY VIRTUE OF HIS OR HER POSITION AT A SYSTEM ENTITY, SHALL ANNUALLY COMPLETE A CONFLICT OF INTEREST DISCLOSURE FORM. SUCH FORMS SHALL BE DISTRIBUTED AND RECORDED BY THE SYSTEM'S DESIGNATED COMPLIANCE OFFICER. ALL FINANCIAL INTERESTS DISCLOSED AS PART OF THE ANNUAL DISCLOSURE PROCESS SHALL BE REVIEWED BY THE ACC. THE ACC SHALL INFORM THE BOARD OF DISCLOSED FINANCIAL INTERESTS WHICH MAY BEAR UPON OR RELATE TO A TRANSACTION UPON WHICH THE BOARD OR ANOTHER BOARD, COMMITTEE OR OTHER BODY OF A SYSTEM ENTITY, MAY DELIBERATE OR ACT. IN ADDITION TO THE ANNUAL DISCLOSURES, IF AT ANY TIME BETWEEN ANNUAL DISCLOSURES, A REQUIRED REPORTER BECOMES AWARE THAT THE BOARD, OR A BOARD, COMMITTEE OR OTHER BODY, OF ANY SYSTEM ENTITY MAY DELIBERATE OR ACT UPON ANY TRANSACTION THAT MAY HAVE ANY BEARING OF ANY KIND UPON, OR MAY RELATE IN ANY MANNER TO, AN EXISTING, INTENDED OR EXPECTED FINANCIAL INTEREST OF THE REQUIRED REPORTER, HE OR SHE SHALL DISCLOSE THE FINANCIAL INTEREST TO THE RELEVANT SYSTEM ENTITY BOARD, COMMITTEE OR BODY CHAIR, AS WELL AS TO THE SYSTEM'S COMPLIANCE OFFICER, IN ADVANCE OF ANY DELIBERATIONS OR ACTION, WRITTEN DISCLOSURE OF THE EXISTENCE, NATURE AND EXTENT OF HIS OR HER FINANCIAL INTEREST. ALL WRITTEN OR ORAL DISCLOSURES OF FINANCIAL INTERESTS SHALL BE RECORDED IN THE MINUTES OF THE BOARD AND BY THE OFFICE OF THE COMPLIANCE OFFICER. THE COMPLIANCE OFFICER SHALL DISCLOSE THE COMPLETED FORMS AS NECESSARY TO THOSE MCHS EMPLOYEES RESPONSIBLE FOR COMPLETION OF THE IRS FORM 990.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SYSTEM'S INDEPENDENT COMPENSATION COMMITTEE (COMPENSATION COMMITTEE) SHALL HAVE FINAL AUTHORITY FOR APPROVING COMPENSATION AND BENEFITS OF ALL DISQUALIFIED PERSONS (AS THAT TERM IS DEFINED IN 4958 OF THE INTERNAL REVENUE CODE (THE CODE)) EMPLOYED BY THE CORPORATION, INCLUDING BUT NOT LIMITED TO THE CORPORATION'S CEO. THE TERM DISQUALIFIED PERSONS INCLUDES (BUT IS NOT LIMITED TO) ANY PERSON (OR THE PERSON'S FAMILY MEMBER) WHO WAS, AT ANY TIME DURING THE 5-YEAR PERIOD ENDING ON THE DATE OF THE TRANSACTION, IN A POSITION TO EXERCISE SUBSTANTIAL INFLUENCE OVER THE AFFAIRS OF THE ORGANIZATION. IT SHALL BE THE RESPONSIBILITY OF THE COMPENSATION COMMITTEE TO INSURE THAT THE SYSTEM DOES NOT PAY AN AMOUNT THAT EXCEEDS REASONABLE COMPENSATION FOR ANY DISQUALIFIED PERSON. THE COMPENSATION COMMITTEE AND ITS OPERATING PROCEDURES SHALL BE DESIGNED TO ESTABLISH THE REBUTTABLE PRESUMPTION OF REASONABLENESS OF COMPENSATION OUTLINED IN TREASURY REG. SEC. 53.4958-6 WITH RESPECT TO EACH DISQUALIFIED PERSON. IN DETERMINING REASONABLENESS OF COMPENSATION, THE COMPENSATION COMMITTEE SHALL EVALUATE APPROPRIATE INFORMATION AS TO COMPARABILITY OF COMPENSATION, INCLUDING BUT NOT LIMITED TO: COMPENSATION LEVELS PAID BY SIMILARLY SITUATED ORGANIZATIONS FOR COMPARABLE POSITIONS; THE AVAILABILITY OF SIMILAR SERVICES IN THE SYSTEM'S GEOGRAPHIC AREA; CURRENT COMPENSATION SURVEYS COMPILED BY INDEPENDENT FIRMS; AND ACTUAL WRITTEN JOB OFFERS FROM SIMILAR INSTITUTIONS. THE COMPENSATION COMMITTEE SHALL HAVE INDEPENDENT AUTHORITY TO OBTAIN OUTSIDE EXPERT OPINIONS ON THE REASONABLENESS AND FAIR MARKET VALUE OF COMPENSATION AND GATHER OTHER INFORMATION IT CONSIDERS NECESSARY OR APPROPRIATE TO MAKE ITS DECISIONS ON COMPENSATION. THE COMPENSATION COMMITTEE SHALL TIMELY DOCUMENT ITS DETERMINATION OF REASONABLENESS OF COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>MARSHFIELD CLINIC, INC. DOES NOT MAKE ITS CURRENT GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY OR FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UNLESS INCLUDED AS PART OF A FORM THAT IS REQUIRED TO BE PUBLICLY AVAILABLE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>EQUITY INCOME FROM DTC 5,330. EQUITY INCOME ADJUSTMENT - FHC -5,468,170. NET ASSET TRANSFERS WITH RELATED ORGANIZATIONS 37,193,982.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc1043400001">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>SECURITY HEALTH PLAN OF WISCONSIN INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1515 N ST JOSEPH AVE</AddressLine1Txt>
          <CityNm>MARSHFIELD</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54449</ZIPCd>
        </USAddress>
        <EIN>391572880</EIN>
        <PrimaryActivitiesTxt>HMO</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(4)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>N/A</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>MCHS</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>FLAMBEAU HOSPITAL INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>98 SHERRY AVE</AddressLine1Txt>
          <CityNm>PARK FALLS</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54552</ZIPCd>
        </USAddress>
        <EIN>390973724</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>MCHS HOSP</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>LAKEVIEW MEDICAL CENTER INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1700 W STOUT ST</AddressLine1Txt>
          <CityNm>RICE LAKE</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54868</ZIPCd>
        </USAddress>
        <EIN>390837206</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>MCHS HOSP</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>MARSHFIELD CLINIC HEALTH SYSTEM INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1000 N OAK AVE</AddressLine1Txt>
          <CityNm>MARSHFIELD</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54449</ZIPCd>
        </USAddress>
        <EIN>461495343</EIN>
        <PrimaryActivitiesTxt>SUPPORT ORG</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 12D, III-O</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>VOLUNTEER PARTNERS OF LAKEVIEW MEDICAL</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1700 W STOUT ST</AddressLine1Txt>
          <CityNm>RICE LAKE</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54868</ZIPCd>
        </USAddress>
        <EIN>391329084</EIN>
        <PrimaryActivitiesTxt>SUPPORT ORG</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 12D, III-O</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>FAMILY HEALTH CENTER OF MARSHFIELD INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1000 N OAK AVE</AddressLine1Txt>
          <CityNm>MARSHFIELD</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54449</ZIPCd>
        </USAddress>
        <EIN>391681547</EIN>
        <PrimaryActivitiesTxt>COM HLTH CTR</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 7</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>MCHS HOSPITALS INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1000 N OAK AVE</AddressLine1Txt>
          <CityNm>MARSHFIELD</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54449</ZIPCd>
        </USAddress>
        <EIN>810977948</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>MCHS</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>MCHS FOUNDATION INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1000 N OAK AVE</AddressLine1Txt>
          <CityNm>MARSHFIELD</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54449</ZIPCd>
        </USAddress>
        <EIN>812822823</EIN>
        <PrimaryActivitiesTxt>PHILANTHROPY</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 7</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>MCHS</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>BEAVER DAM COMMUNITY HOSPITALS INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>707 S UNIVERSITY AVE</AddressLine1Txt>
          <CityNm>BEAVER DAM</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>53916</ZIPCd>
        </USAddress>
        <EIN>391157876</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>MCHS HOSP</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>MEMORIAL HOSPITAL INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>N3708 RIVER AVE</AddressLine1Txt>
          <CityNm>NEILLSVILLE</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54456</ZIPCd>
        </USAddress>
        <EIN>390806828</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>MCHS HOSP</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>DICKINSON COUNTY HEALTHCARE SYSTEM</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1721 S STEPHENSON AVE</AddressLine1Txt>
          <CityNm>IRON MOUNTAIN</CityNm>
          <StateAbbreviationCd>MI</StateAbbreviationCd>
          <ZIPCd>49801</ZIPCd>
        </USAddress>
        <EIN>382780429</EIN>
        <PrimaryActivitiesTxt>HOSPITAL</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MI</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>LINE 3</PublicCharityStatusTxt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>MCHS HOSP</BusinessNameLine1Txt>
        </DirectControllingEntityName>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedOrgTxblPartnershipGrp>
        <RelatedOrganizationName>
          <BusinessNameLine1Txt>THE DIAGNOSTIC &amp; TREATMENT CENTER LLC</BusinessNameLine1Txt>
        </RelatedOrganizationName>
        <USAddress>
          <AddressLine1Txt>3401 CRANBERRY BLVD</AddressLine1Txt>
          <CityNm>WESTON</CityNm>
          <StateAbbreviationCd>WI</StateAbbreviationCd>
          <ZIPCd>54476</ZIPCd>
        </USAddress>
        <EIN>200691634</EIN>
        <PrimaryActivitiesTxt>MEDICAL SVCS</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>WI</LegalDomicileStateCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <PredominantIncomeTypeTxt>RELATED</PredominantIncomeTypeTxt>
        <ShareOfTotalIncomeAmt>5330</ShareOfTotalIncomeAmt>
        <DisproportionateAllocationsInd>0</DisproportionateAllocationsInd>
        <GeneralOrManagingPartnerInd>1</GeneralOrManagingPartnerInd>
        <OwnershipPct>0.50000</OwnershipPct>
      </IdRelatedOrgTxblPartnershipGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>1</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>1</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>1</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>1</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>1</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>1</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>0</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>0</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>1</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>1</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>1</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>1</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>SECURITY HEALTH PLAN</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>L</TransactionTypeTxt>
        <InvolvedAmt>18061467</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>COST</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCH R, PART I:</FormAndLineReferenceDesc>
        <ExplanationTxt>MARSHFIELD CLINIC HEALTH SYSTEM, INC. (A 501(C)3 ORGANIZATION) IS THE PARENT ORGANIZATION OF MARSHFIELD CLINIC, INC. THE FOLLOWING COMPANIES ARE RELATED TO MARSHFIELD CLINIC, INC. THROUGH BROTHER/SISTER RELATIONSHIPS DUE TO A COMMON PARENT ORGANIZATION: SECURITY HEALTH PLAN OF WISCONSIN, INC. MCHS HOSPITALS, INC. MARSHFIELD CLINIC HEALTH SYSTEM FOUNDATION, INC.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleR>
  </ReturnData>
</Return>