OBSTETRICAL SOCIETY OF BOSTON INC: Form 990EZ, tax year 2024

View the entire original 990 at ProPublica ↗

Organization
OBSTETRICAL SOCIETY OF BOSTON INC (EIN 04-3469680)
Tax period
2024-10-01 to 2025-09-30
Filed
2026-01-26
IRS object ID
202620269349201027
Schema version
2024v5.5
Source
Download XML · Original 990 at ProPublica

Every field in the e-filed return. Faint text is the IRS element name, for citing.

Return header ReturnHeader

FieldValueIRS element (for citing)
Return2026-01-26T14:08:28-06:00ReturnTs
Tax Period End2025-09-30TaxPeriodEndDt

Preparer Firm PreparerFirmGrp

FieldValueIRS element (for citing)
Preparer Firm EIN823736106PreparerFirmEIN

Preparer Firm Name PreparerFirmName

FieldValueIRS element (for citing)
Business Name Line1POZERSKI HATCH & COMPANYBusinessNameLine1Txt

Preparer US Address PreparerUSAddress

FieldValueIRS element (for citing)
Address Line1100 LEDGEWOOD PLACE SUITE 304AddressLine1Txt
CityROCKLANDCityNm
State AbbreviationMAStateAbbreviationCd
ZIP02370ZIPCd
FieldValueIRS element (for citing)
Return Type990EZReturnTypeCd
Tax Period Begin2024-10-01TaxPeriodBeginDt

Filer Filer

FieldValueIRS element (for citing)
EIN043469680EIN

Business Name BusinessName

FieldValueIRS element (for citing)
Business Name Line1OBSTETRICAL SOCIETY OF BOSTON INCBusinessNameLine1Txt
FieldValueIRS element (for citing)
Business Name ControlOBSTBusinessNameControlTxt
Phone7817801365PhoneNum

US Address USAddress

FieldValueIRS element (for citing)
Address Line1CO MELANIE NATHAN 36 CLIFTON AVEAddressLine1Txt
CityMARBLEHEADCityNm
State AbbreviationMAStateAbbreviationCd
ZIP01945ZIPCd

Business Officer BusinessOfficerGrp

FieldValueIRS element (for citing)
PersonMELANIE NATHANPersonNm
Person TitleTREASURERPersonTitleTxt
Phone7817801365PhoneNum
Signature2026-01-26SignatureDt
Discuss With Paid PreparerYes (1)DiscussWithPaidPreparerInd
FieldValueIRS element (for citing)
IRS Responsible Prty Info Curr0IRSResponsiblePrtyInfoCurrInd

Preparer Person PreparerPersonGrp

FieldValueIRS element (for citing)
Preparer PersonMICHELLE HATCHPreparerPersonNm
PTINP01222458PTIN
Phone7814801430PhoneNum
Preparation2026-01-26PreparationDt
FieldValueIRS element (for citing)
Tax2024TaxYr
Build TS2025-03-06 01:10:19ZBuildTS

Form 990-EZ IRS990EZ

FieldValueIRS element (for citing)
Method Of Accounting CashYes (X)MethodOfAccountingCashInd
Schedule B Not RequiredYes (X)ScheduleBNotRequiredInd
Website AddressOBSBOSTON.ORGWebsiteAddressTxt
Organization501c3Yes (X)Organization501c3Ind
Type Of Organization CorpYes (X)TypeOfOrganizationCorpInd
Gross Receipts$26,950GrossReceiptsAmt
Info In Schedule O Part IYes (X)InfoInScheduleOPartIInd
Membership Dues$16,400MembershipDuesAmt
Other Revenue Total$10,550OtherRevenueTotalAmt
Total Revenue$26,950TotalRevenueAmt
Other Expenses Total$29,976OtherExpensesTotalAmt
Total Expenses$29,976TotalExpensesAmt
Excess Or Deficit For Year-$3,026ExcessOrDeficitForYearAmt
Net Assets Or Fund Balances BOY$16,673NetAssetsOrFundBalancesBOYAmt
Other Changes In Net Assets$0OtherChangesInNetAssetsAmt
Net Assets Or Fund Balances EOY$13,647NetAssetsOrFundBalancesEOYAmt

Cash Savings And Investments CashSavingsAndInvestmentsGrp

FieldValueIRS element (for citing)
BOY$16,673BOYAmt
EOY$13,647EOYAmt

Form990 Total Assets Form990TotalAssetsGrp

FieldValueIRS element (for citing)
BOY$16,673BOYAmt
EOY$13,647EOYAmt

Sum Of Total Liabilities SumOfTotalLiabilitiesGrp

FieldValueIRS element (for citing)
BOY$0BOYAmt
EOY$0EOYAmt

Net Assets Or Fund Balances NetAssetsOrFundBalancesGrp

FieldValueIRS element (for citing)
BOY$16,673BOYAmt
EOY$13,647EOYAmt
FieldValueIRS element (for citing)
Info In Schedule O Part IIIYes (X)InfoInScheduleOPartIIIInd
Primary Exempt PurposeTO CULTIVATE AND DISSEMINATE SCIENTIFIC KNOWLEDGE IN THE AREAS OF OBSTETRICS, GYNECOLOGY, AND REPRODUCTIVE ENDOCRINOLOGY.PrimaryExemptPurposeTxt

Program Srvc Accomplishment ProgramSrvcAccomplishmentGrp

FieldValueIRS element (for citing)
Description Program Srvc AccomCONDUCTED MEETINGS OF MEDICAL PROFESSIONALS WITHIN THE FIELD OF GYNECOLOGY AND OBSTETRICS TO FOSTER DISCUSSIONS TO ENHANCE KNOWLEDGE AND PATIENT TREATMENT.DescriptionProgramSrvcAccomTxt
Grants And Allocations$0GrantsAndAllocationsAmt
Program Service Expenses$25,614ProgramServiceExpensesAmt
FieldValueIRS element (for citing)
Total Program Service Expenses$25,614TotalProgramServiceExpensesAmt

Officer Director Trustee Empl OfficerDirectorTrusteeEmplGrp (9 entries)

TitleTitleTxtAverage Hrs Per Wk Devoted To PosAverageHrsPerWkDevotedToPosRtCompensationCompensationAmtEmployee Benefit ProgramEmployeeBenefitProgramAmtExpense Account Other AllwncExpenseAccountOtherAllwncAmt
NICKI JOHNSON
PRESIDENT2.00$0$0$0
HOLLY KHACHADOORIAN-ELIA
IMMEDIATE PAST PRESIDENT1.00$0$0$0
PADMASINI KANDADAI
FIRST VICE PRESIDENT1.00$0$0$0
ANILA JHA
SECOND VICE PRESIDENT1.00$0$0$0
MELANIE NATHAN
TREASURER3.00$0$0$0
THAO THIEU
SECRETARY1.00$0$0$0
ALISSA DANGEL
MEMBER-AT-LARGE1.00$0$0$0
ANDREA ZUCKERMAN
SECOND MEMBER-AT-LARGE1.00$0$0$0
AMY STAGG
THIRD MEMBER-AT-LARGE1.00$0$0$0
FieldValueIRS element (for citing)
Info In Schedule O Part VYes (X)InfoInScheduleOPartVInd
Activities Not Previously Rpt0ActivitiesNotPreviouslyRptInd
Chg Made To Orgnzng Doc Not Rpt0ChgMadeToOrgnzngDocNotRptInd
Organization Had UBI0OrganizationHadUBIInd
Subject To Proxy Tax0SubjectToProxyTaxInd
Organization Dissolved Etc0OrganizationDissolvedEtcInd
Direct Indirect Pltcl Expend$0DirectIndirectPltclExpendAmt
Made Loans To From Officers0MadeLoansToFromOfficersInd
Tax Imposed Under IRC4911$0TaxImposedUnderIRC4911Amt
Tax Imposed Under IRC4912$0TaxImposedUnderIRC4912Amt
Tax Imposed Under IRC4955$0TaxImposedUnderIRC4955Amt
Engaged In Excess Benefit Trans0EngagedInExcessBenefitTransInd
Tax Imposed On Organization Mgr$0TaxImposedOnOrganizationMgrAmt
Tax Reimbursed By Organization$0TaxReimbursedByOrganizationAmt
Prohibited Tax Shelter Trans0ProhibitedTaxShelterTransInd
States Where Copy Of Return Is FldMAStatesWhereCopyOfReturnIsFldCd

Books In Care Of Detail BooksInCareOfDetail

Business Name BusinessName

FieldValueIRS element (for citing)
Business Name Line1MELANIE NATHANBusinessNameLine1Txt

US Address USAddress

FieldValueIRS element (for citing)
Address Line136 CLIFTON AVEAddressLine1Txt
CityMARBLEHEADCityNm
State AbbreviationMAStateAbbreviationCd
ZIP01945ZIPCd
FieldValueIRS element (for citing)
Phone7817811365PhoneNum
FieldValueIRS element (for citing)
Foreign Financial Account0ForeignFinancialAccountInd
Foreign Office0ForeignOfficeInd
Donor Advised Fnds0DonorAdvisedFndsInd
Operate Hospital0OperateHospitalInd
Tanning Services Provided0TanningServicesProvidedInd
Related Organization Ctrl Ent0RelatedOrganizationCtrlEntInd
Political Campaign Acty0PoliticalCampaignActyInd
Lobbying Activities0LobbyingActivitiesInd
School Operating0SchoolOperatingInd
Trnsfr Exmpt Non Chrtbl Rltd Org0TrnsfrExmptNonChrtblRltdOrgInd
Part VI Of Comp Of Hghst Pd EmplNONEPartVIOfCompOfHghstPdEmplTxt
Part VI Hghst Pd Cntrct Prof SrvcNONEPartVIHghstPdCntrctProfSrvcTxt
Filed Schedule AYes (1)FiledScheduleAInd

Schedule A IRS990ScheduleA

FieldValueIRS element (for citing)
Publicly Supported Org509a2Yes (X)PubliclySupportedOrg509a2Ind

Gifts Grants Contris Rcvd509 GiftsGrantsContrisRcvd509Grp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$11,785CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$8,967CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$19,200CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$16,400CurrentTaxYearMinus1YearAmt
Current Tax Year$16,400CurrentTaxYearAmt
Total$72,752TotalAmt

Total509 Total509Grp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$11,785CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$8,967CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$19,200CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$16,400CurrentTaxYearMinus1YearAmt
Current Tax Year$16,400CurrentTaxYearAmt
Total$72,752TotalAmt

Amounts Rcvd Dsqlfy Person AmountsRcvdDsqlfyPersonGrp

FieldValueIRS element (for citing)
Total$0TotalAmt

Substantial Contributors Amt SubstantialContributorsAmtGrp

FieldValueIRS element (for citing)
Total$0TotalAmt

Subst And Dsqlfy Prsns Tot SubstAndDsqlfyPrsnsTotGrp

FieldValueIRS element (for citing)
Total$0TotalAmt
FieldValueIRS element (for citing)
Public Support Total509$72,752PublicSupportTotal509Amt

Other Income509 OtherIncome509Grp

FieldValueIRS element (for citing)
Current Tax Year Minus3 Years$650CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$3,076CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$2,625CurrentTaxYearMinus1YearAmt
Current Tax Year$10,550CurrentTaxYearAmt
Total$16,901TotalAmt

Total Support Calendar Year TotalSupportCalendarYearGrp

FieldValueIRS element (for citing)
Current Tax Year Minus4 Years$11,785CurrentTaxYearMinus4YearsAmt
Current Tax Year Minus3 Years$9,617CurrentTaxYearMinus3YearsAmt
Current Tax Year Minus2 Years$22,276CurrentTaxYearMinus2YearsAmt
Current Tax Year Minus1 Year$19,025CurrentTaxYearMinus1YearAmt
Current Tax Year$26,950CurrentTaxYearAmt
Total$89,653TotalAmt
FieldValueIRS element (for citing)
Public Support CY5090.81150PublicSupportCY509Pct
Public Support PY5090.93320PublicSupportPY509Pct
Investment Income CY0.00000InvestmentIncomeCYPct
Thirty Thr Pct Suprt Tests CY509Yes (X)ThirtyThrPctSuprtTestsCY509Ind

Schedule O IRS990ScheduleO

Supplemental Information Detail SupplementalInformationDetail (2 entries)

Form And Line ReferenceFormAndLineReferenceDescExplanationExplanationTxt
FORM 990-EZ, PART I, LINE 8 - OTHER REVENUEDESCRIPTION: DINNER GUEST. AMOUNT: 4,550. DESCRIPTION: SPONSOR. AMOUNT: 6,000. TOTAL TO FORM 990-EZ, LINE 8: 10,550.
FORM 990-EZ, PART I, LINE 16 - OTHER EXPENSESDESCRIPTION: ACCOUNTANT. AMOUNT: 1,300. DESCRIPTION: FILING FEES. AMOUNT: 36. DESCRIPTION: CLERICAL HELP. AMOUNT: 1,500. DESCRIPTION: OFFICE EXPENSE. AMOUNT: 456. DESCRIPTION: WEBSITE. AMOUNT: 545. DESCRIPTION: PAYPAL PROCESSING FEES. AMOUNT: 525. DESCRIPTION: MEETING EXPENSES. AMOUNT: 25,614. TOTAL TO FORM 990-EZ, LINE 16: 29,976.

Transfer Prsnl Bnft Contracts Decl TransferPrsnlBnftContractsDecl

FieldValueIRS element (for citing)
DeclarationTHE ORGANIZATION DID NOT, DURING THE YEAR, RECEIVE ANY FUNDS, DIRECTLY,OR INDIRECTLY, TO PAY PREMIUMS ON A PERSONAL BENEFIT CONTRACT.THE ORGANIZATION, DID NOT, DURING THE YEAR, PAY ANY PREMIUMS, DIRECTLY,OR INDIRECTLY, ON A PERSONAL BENEFIT CONTRACT.DeclarationDesc

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