﻿<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2025v4.2">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2026-08-04T15:12:57-05:00</ReturnTs>
    <TaxPeriodEndDt>2025-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>161468002</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>CHIAMPOU TRAVIS BESAW &amp; KERSHNER LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>45 BRYANT WOODS NORTH</AddressLine1Txt>
        <CityNm>AMHERST</CityNm>
        <StateAbbreviationCd>NY</StateAbbreviationCd>
        <ZIPCd>14228</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2025-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>161528718</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>UNIVERSITY NUCLEAR MEDICINE INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>UNIV</BusinessNameControlTxt>
      <PhoneNum>7168385889</PhoneNum>
      <USAddress>
        <AddressLine1Txt>105 PARKER HALL 3435 MAIN STREET</AddressLine1Txt>
        <CityNm>BUFFALO</CityNm>
        <StateAbbreviationCd>NY</StateAbbreviationCd>
        <ZIPCd>14214</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>BRIAN PARKER MD</PersonNm>
      <PersonTitleTxt>PRESIDENT</PersonTitleTxt>
      <PhoneNum>7168385889</PhoneNum>
      <SignatureDt>2026-07-30</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>EUGENE G KERSHNER</PreparerPersonNm>
      <PTIN>P00601324</PTIN>
      <PhoneNum>7166302400</PhoneNum>
      <PreparationDt>2026-07-30</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2025</TaxYr>
    <BuildTS>2025-03-06 01:10:19Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990EZ documentId="RetDoc1234200001" referenceDocumentId="RetDoc1051800001 RetDoc2278000001">
      <MethodOfAccountingOtherDesc>LIQUIDATION BASIS</MethodOfAccountingOtherDesc>
      <ScheduleBNotRequiredInd>X</ScheduleBNotRequiredInd>
      <WebsiteAddressTxt>HTTP://NUCMED.BUFFALO.EDU</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="RetDoc1039100001">X</Organization501c3Ind>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <GrossReceiptsAmt>0</GrossReceiptsAmt>
      <TotalRevenueAmt>0</TotalRevenueAmt>
      <FeesAndOtherPymtToIndCntrctAmt>0</FeesAndOtherPymtToIndCntrctAmt>
      <TotalExpensesAmt>0</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>0</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>-88838</NetAssetsOrFundBalancesBOYAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <NetAssetsOrFundBalancesEOYAmt>-88838</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIInd>X</InfoInScheduleOPartIIInd>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>5060</BOYAmt>
        <EOYAmt>5060</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>18916</BOYAmt>
        <EOYAmt>18916</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>23976</BOYAmt>
        <EOYAmt>23976</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>112814</BOYAmt>
        <EOYAmt>112814</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>-88838</BOYAmt>
        <EOYAmt>-88838</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <PrimaryExemptPurposeTxt>UNIVERSITY NUCLEAR MEDICINE, INC. IS AN ACADEMIC NUCLEAR MEDICINE GROUP COMMITTED TO THE IMPROVEMENT OF THE HEALTH OF OUR PATIENTS, RESEARCH AND THE PROFESSIONAL DEVELOPMENT OF STUDENTS AND RESIDENTS. ITS MISSION FOCUSES ON QUALITY MEDICAL SERVICES, STRONG ACADEMIC PERFORMANCE AND INNOVATIVE RESEARCH BY FOSTERING RELATIONSHIPS WITH THE UNIVERSITY AT BUFFALO, STATE UNIVERSITY OF NEW YORK JACOBS SCHOOL OF MEDICINE AND BIOMEDICAL SCIENCES, AND CLINICAL HEALTH SYSTEMS.</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>EDUCATION AND TRAINING OF MEDICAL RESIDENTS AND UNDERGRADUATE NUCLEAR MEDICINE TECHNOLOGY STUDENTS THROUGH RESEARCH AND CLINICAL PRACTICE.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>0</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>0</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>0</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>BRIAN PARKER MD</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>0.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <InfoInScheduleOPartVInd>X</InfoInScheduleOPartVInd>
      <ActivitiesNotPreviouslyRptInd>0</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>0</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>0</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>0</OrganizationDissolvedEtcInd>
      <DirectIndirectPltclExpendAmt>0</DirectIndirectPltclExpendAmt>
      <MadeLoansToFromOfficersInd>0</MadeLoansToFromOfficersInd>
      <TaxImposedUnderIRC4911Amt>0</TaxImposedUnderIRC4911Amt>
      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <TaxImposedOnOrganizationMgrAmt>0</TaxImposedOnOrganizationMgrAmt>
      <TaxReimbursedByOrganizationAmt>0</TaxReimbursedByOrganizationAmt>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <StatesWhereCopyOfReturnIsFldCd>NY</StatesWhereCopyOfReturnIsFldCd>
      <BooksInCareOfDetail>
        <PersonNm>PATRICK GOODWIN</PersonNm>
        <USAddress>
          <AddressLine1Txt>6665 MAIN STREET 2ND FLOOR</AddressLine1Txt>
          <CityNm>BUFFALO</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>14203</ZIPCd>
        </USAddress>
        <PhoneNum>7168385889</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <DonorAdvisedFndsInd>0</DonorAdvisedFndsInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <TanningServicesProvidedInd>0</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>0</LobbyingActivitiesInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>1</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>328336</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>409674</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>279409</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>1017419</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>328336</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>409674</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>279409</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>1017419</TotalAmt>
      </Total509Grp>
      <AmountsRcvdDsqlfyPersonGrp>
        <TotalAmt>0</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <CurrentTaxYearMinus4YearsAmt>174733</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>89439</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>42908</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>307080</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <SubstAndDsqlfyPrsnsTotGrp>
        <CurrentTaxYearMinus4YearsAmt>174733</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>89439</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>42908</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>307080</TotalAmt>
      </SubstAndDsqlfyPrsnsTotGrp>
      <PublicSupportTotal509Amt>710339</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>11</CurrentTaxYearMinus4YearsAmt>
        <TotalAmt>11</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>11</CurrentTaxYearMinus4YearsAmt>
        <TotalAmt>11</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <OtherIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>8715</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>15805</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1169119</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>1193639</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>337062</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>425479</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1448528</CurrentTaxYearMinus2YearsAmt>
        <TotalAmt>2211069</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.32130</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.37360</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.00000</InvestmentIncomeCYPct>
      <ThirtyThrPctSuprtTestsPY509Ind>X</ThirtyThrPctSuprtTestsPY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleO documentId="RetDoc1051800001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART II, LINE 24 - OTHER ASSETS</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION: ACCOUNTS RECEIVABLE. BEG. OF YEAR AMOUNT: 2,160. END OF YEAR AMOUNT: 2,160. DESCRIPTION: MALPRACTICE CAPITAL CONTRIBUTIONS. BEG. OF YEAR AMOUNT: 16,756. END OF YEAR AMOUNT: 16,756.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990-EZ, PART II, LINE 26 - OTHER LIABILITIES</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION: CHIEF ADMINISTRATIVE OFFICER'S FUND PAYABLE. BEG. OF YEAR AMOUNT: 111,982. END OF YEAR AMOUNT: 111,982. DESCRIPTION: ACCOUNTS PAYABLE. BEG. OF YEAR AMOUNT: 832. END OF YEAR AMOUNT: 832.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <TransferPrsnlBnftContractsDecl documentId="RetDoc2278000001">
      <DeclarationDesc>THE 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>
    </TransferPrsnlBnftContractsDecl>
  </ReturnData>
</Return>