<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2023v5.0" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-05-22T10:12:25-07:00</ReturnTs>
    <TaxPeriodEndDt>2023-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>133527776</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Kurcias Jaffe &amp; Company LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>1400 OLD COUNTRY ROAD 309</AddressLine1Txt>
        <CityNm>WESTBURY</CityNm>
        <StateAbbreviationCd>NY</StateAbbreviationCd>
        <ZIPCd>11590</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2023-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>454662472</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>PHYSICIAN STAFF FUND AT ST CATHERINES</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>PHYS</BusinessNameControlTxt>
      <PhoneNum>6318623040</PhoneNum>
      <USAddress>
        <AddressLine1Txt>50 ROUTE 25 A</AddressLine1Txt>
        <CityNm>SMITHTOWN</CityNm>
        <StateAbbreviationCd>NY</StateAbbreviationCd>
        <ZIPCd>11787</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>BADRI NATH MD</PersonNm>
      <PersonTitleTxt>President</PersonTitleTxt>
      <SignatureDt>2024-05-22</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>BADRI NATH</PersonFirstNm>
        <PersonLastNm>MD</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>ERIC MENDELSOHN CPA</PreparerPersonNm>
      <PTIN>P00577500</PTIN>
      <PhoneNum>5164827777</PhoneNum>
    </PreparerPersonGrp>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>2</TrustedCustomerCd>
        <AuthenticationAssuranceLevelCd>AAL1</AuthenticationAssuranceLevelCd>
        <IdentityAssuranceLevelCd>IAL1</IdentityAssuranceLevelCd>
        <FederatedAssuranceLevelCd>FAL1</FederatedAssuranceLevelCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2023</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="3">
    <IRS990EZ documentId="IRS990EZ" referenceDocumentId="IRS990ScheduleO TransfersPersonalBenefitsContr" softwareId="23017517" softwareVersionNum="2023v5.0">
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>N/A</WebsiteAddressTxt>
      <Organization501cInd organization501cTypeTxt="6">X</Organization501cInd>
      <TypeOfOrganizationAssocInd>X</TypeOfOrganizationAssocInd>
      <GrossReceiptsAmt>196878</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <MembershipDuesAmt>196878</MembershipDuesAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <TotalRevenueAmt>196878</TotalRevenueAmt>
      <SalariesOtherCompEmplBnftAmt>96000</SalariesOtherCompEmplBnftAmt>
      <FeesAndOtherPymtToIndCntrctAmt>3790</FeesAndOtherPymtToIndCntrctAmt>
      <OtherExpensesTotalAmt>87065</OtherExpensesTotalAmt>
      <TotalExpensesAmt>186855</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>10023</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>131976</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>141999</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>131899</BOYAmt>
        <EOYAmt>141974</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>77</BOYAmt>
        <EOYAmt>25</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>131976</BOYAmt>
        <EOYAmt>141999</EOYAmt>
      </Form990TotalAssetsGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>131976</BOYAmt>
        <EOYAmt>141999</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>The purpose of this organization shall be to:To provide all patients admitted to St. Catherine of Siena Hospital ("the Hospital") or treated in the outpatient department, quality care, irrespective of age, sex, race, creed, color, national origin, blindness or source of payment, except for fiscal capability thereof and for any other legally protected category.To provide a means whereby issues concerning the Medical Staff and the Hospital may be discussed and resolved by authorized representatives of the Medical Staff with the Board of Trustees and the Chief Executive Officer.To initiate and maintain rules and regulations for government of the Medical Staff.To provide education and to maintain educational, medical, and institutional standards for Staff, as well as for the community, in conformity with appropriate standards.To assure a high level of performance of Medical Staff members through the adequate delineation of staff privileges and a continuous review and evaluation of the clin</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>to provide for medical staff outings, medical fairs and galas, medical staff meetings and medical education meetings / lectures. The medical staff outings, medical fairs and galas, medical staff meetings and medical education meetings / lectures help further the competency and morale of the medical staff which in turn helps further the quality of care at the hospital.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>42902</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>TO PROVIDE AWARDS AND APPRECIATION GIFTS TO THE MEDICAL STAFF AND/OR EMPLOYEES OF THE HOSPITAL (SUCH AS THE NURSES AND MEDICAL AFFAIRS PERSONNEL). ALS0, TO PROVIDE CONDOLENCE GIFTS TO MEDICAL STAFF. SUCH AWARDS / APPRECIATION GIFTS / CONDOLENCE ITEMS FURTHER MEDICAL STAFF MORALE THEREBY furtherING the quality of care at the hospital.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>26922</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>to appoint, reappoint, or revoke appointment to ST. CATHERINE OF SIENA MEDICAL Center's ("the Hospital") Medical Staff. ACCORDINGLY, SUCH APPOINTMENTS ARE CONDUCTED THROUGHOUT THE YEAR. THE APPOINTMENT PROCESS IS CONDUCTED THROUGH EXAMINATION OF THE PROFESSIONAL'S COMPETENCE,ETHICS AND CHARACTER INCLUDING EXAMINATION OF REFERENCES, BACKGROUND CHECKS AND APPRAISAL'S FROM THE CLINICAL DEPARTMENT IN WHICH PRIVILEGES ARE SOUGHT. THIS PROCESS HELPS TO FURTHER THE COMPENTENCY AND CREDENTIALS OF THE MEDICAL STAFF THEREBY FURTHERING QUALITY MEDICAL CARE TO ALL PATIENTS TREATED IN THE HOSPITAL.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>96000</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>TO CREATE A BETTER WORKING ENVIROMENT FOR THE PHYSICIANS AND STAFF AT ST. CATHERINES OF SIENNA MEDCIAL CENTER BY PROVIDING REFRESHMENTS AND COFFEE IN THE STAFF LOUNGE AND MAKING OTHER IMPROVEMENTS TO THE STAFF LOUNGE.THE PURCHASE OF SUCH ITEMS FURTHERS MEDICAL STAFF MORALE THEREBY furtherING the quality of care at the hospital.</DescriptionProgramSrvcAccomTxt>
        <ProgramServiceExpensesAmt>14828</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>180652</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>BADRI NATH MD</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>32000</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ALEXANDER EPELBAUM MD</PersonNm>
        <TitleTxt>PAST PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>32000</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>ANTHONY SPADARO</PersonNm>
        <TitleTxt>PRESIDENT ELECT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>5.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>32000</CompensationAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>false</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>false</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>false</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd referenceDocumentId="IRS990ScheduleC">true</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>false</OrganizationDissolvedEtcInd>
      <Form1120PolFiledInd>false</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>false</MadeLoansToFromOfficersInd>
      <TaxImposedUnderIRC4911Amt>0</TaxImposedUnderIRC4911Amt>
      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
      <TaxImposedOnOrganizationMgrAmt>0</TaxImposedOnOrganizationMgrAmt>
      <TaxReimbursedByOrganizationAmt>0</TaxReimbursedByOrganizationAmt>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>MEDICAL STAFF AFFAIRS</PersonNm>
        <USAddress>
          <AddressLine1Txt>50 ROUTE 25 A</AddressLine1Txt>
          <CityNm>SMITHTOWN</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>11787</ZIPCd>
        </USAddress>
        <PhoneNum>6318623067</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ForeignOfficeInd>false</ForeignOfficeInd>
      <DonorAdvisedFndsInd>false</DonorAdvisedFndsInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <TanningServicesProvidedInd>false</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>false</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd referenceDocumentId="IRS990ScheduleC">false</PoliticalCampaignActyInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
    </IRS990EZ>
    <IRS990ScheduleC documentId="IRS990ScheduleC" softwareId="23017517" softwareVersionNum="2023v5.0">
      <Form1120POLFiledInd>false</Form1120POLFiledInd>
      <SubstantiallyAllDuesNondedInd>true</SubstantiallyAllDuesNondedInd>
      <OnlyInHouseLobbyingInd>true</OnlyInHouseLobbyingInd>
      <AgreeCarryoverPriorYearInd>false</AgreeCarryoverPriorYearInd>
    </IRS990ScheduleC>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="23017517" softwareVersionNum="2023v5.0">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1002</FormAndLineReferenceDesc>
        <ExplanationTxt>Office Expenses $2361</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1009</FormAndLineReferenceDesc>
        <ExplanationTxt>Depreciation $52</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.1</FormAndLineReferenceDesc>
        <ExplanationTxt>MEDICAL STAFF MEETINGS/EVENTS $42902</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.2</FormAndLineReferenceDesc>
        <ExplanationTxt>AWARDS/APPRECIATION GIFTS ETC. $26922</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Expenses.3</FormAndLineReferenceDesc>
        <ExplanationTxt>PHYSICIAN LOUNGE SUPPLIES $14828</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Other Assets.1002</FormAndLineReferenceDesc>
        <ExplanationTxt>Furniture and Fixtures - Beginning $77 Furniture and Fixtures - Ending $25</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
