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        <PersonNm>CHRISTOPHER EDMUND COMSTOCK MD FACR</PersonNm>
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        <PersonNm>ALISON HARRIS MD CAR</PersonNm>
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        <PersonNm>ELIZABETH A IGNACIO MD FACR</PersonNm>
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        <PersonNm>JOHN E JORDAN MD FACR</PersonNm>
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        <PersonNm>JOHN-PAUL KING MD CAR</PersonNm>
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        <PersonNm>ARUN KRISHNARAJ MD MPH FACR</PersonNm>
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        <PersonNm>JOIN LUH MD FACR ARS</PersonNm>
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        <PersonNm>DAVID C MIHAL MD YPS</PersonNm>
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        <PersonNm>REGINALD F MUNDEN MD DMD MBA FAC</PersonNm>
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        <PersonNm>ETTA PISANO MD</PersonNm>
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        <PersonNm>LAURA COOMBS</PersonNm>
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      <RecipientTable>
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      <RecipientTable>
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      <RecipientTable>
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        <DeferredCompensationFlngOrgAmt>34500</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20857</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>593555</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DIANE MULLIS</PersonNm>
        <TitleTxt>CFO</TitleTxt>
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        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>18604</BonusFilingOrganizationAmount>
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        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20103</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>585679</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CHARLES APGAR</PersonNm>
        <TitleTxt>EVP - CLINICAL RESEARCH</TitleTxt>
        <BaseCompensationFilingOrgAmt>507871</BaseCompensationFilingOrgAmt>
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        <BonusFilingOrganizationAmount>18325</BonusFilingOrganizationAmount>
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        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20054</NontaxableBenefitsFilingOrgAmt>
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        <TotalCompensationFilingOrgAmt>585531</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
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      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MICHAEL TILKIN</PersonNm>
        <TitleTxt>CIO</TitleTxt>
        <BaseCompensationFilingOrgAmt>518538</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
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        <TotalCompensationFilingOrgAmt>577320</TotalCompensationFilingOrgAmt>
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        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>THOMAS HOFFMAN</PersonNm>
        <TitleTxt>EVP, GOVERN. AND MEMBER SERVICES, GC</TitleTxt>
        <BaseCompensationFilingOrgAmt>390913</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>5708</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>3284</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>34500</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>1050</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>435455</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>DANA H SMETHERMAN MD</PersonNm>
        <TitleTxt>CEO (AS OF 07/2024)</TitleTxt>
        <BaseCompensationFilingOrgAmt>374672</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>225</BonusFilingOrganizationAmount>
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        <OtherCompensationFilingOrgAmt>46458</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>7922</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>429277</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>HANG MULHARE</PersonNm>
        <TitleTxt>VP, HUMAN RESOURCES</TitleTxt>
        <BaseCompensationFilingOrgAmt>322572</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>1000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>6858</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>32465</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>9994</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>372889</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BOBBI TRUONG</PersonNm>
        <TitleTxt>VP, FINANCE &amp; ACC</TitleTxt>
        <BaseCompensationFilingOrgAmt>294717</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>700</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>810</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>29929</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>17994</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>344150</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>LAURA COOMBS</PersonNm>
        <TitleTxt>VP, DATA SCIENCE &amp; INFORM</TitleTxt>
        <BaseCompensationFilingOrgAmt>303538</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>1050</BonusFilingOrganizationAmount>
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        <OtherCompensationFilingOrgAmt>2322</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
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        <TotalCompensationFilingOrgAmt>338928</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ELIZABETH RULA</PersonNm>
        <TitleTxt>VP,ECO.HEALTH SERV RESC</TitleTxt>
        <BaseCompensationFilingOrgAmt>274163</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>870</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>810</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>28004</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <TotalCompensationFilingOrgAmt>328851</TotalCompensationFilingOrgAmt>
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        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>ECONOMY COACH CLASS IS ENCOURAGED; HOWEVER, FIRST CLASS TRAVEL IS PERMITTED FOR THE CHAIRMAN, VICE CHAIRMAN, PRESIDENT, AND CHIEF EXECUTIVE OFFICER UNDER SPECIFIC CIRCUMSTANCES AND FOR FLIGHTS IN EXCESS OF 1,500 MILES. STAFF SPOUSAL TRAVEL IS COVERED FOR THE CHAIRMAN, VICE CHAIRMAN, PRESIDENT, AND CHIEF EXECUTIVE OFFICER. FOR ALL OTHER BOARD MEMBERS AND SENIOR STAFF ATTENDING THE MEETING, ONE SPOUSAL AIRFARE IS COVERED BY THE ORGANIZATION PER YEAR. SPOUSAL TRAVEL IS A TAXABLE BENEFIT INCLUDED IN COMPENSATION REPORTED IN PART II. SPOUSAL TRAVEL FOR THE CHIEF EXECUTIVE OFFICER, THE CHAIR, THE VICE CHAIR AND THE PRESIDENT IS PROVIDED ON A GROSS-UP BASIS TO COVER THE ASSOCIATED TAXES ON THE AMOUNT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>ANNUAL DISCRETIONARY BONUSES ARE AWARDED BASED ON EMPLOYEE PERFORMANCE AND CONTRIBUTIONS. DISCRETIONARY BONUSES ARE AUTHORIZED AS FOLLOWS: -THE BOARD COMPENSATION COMMITTEE DETERMINES DISCRETIONARY BONUSES FOR THE CEO -THE CEO DETERMINES BONUS AMOUNTS FOR THE EXECUTIVE MANAGEMENT TEAM, AND -HR IN CONJUNCTION WITH EACH EXECUTIVE VICE PRESIDENT, AUTHORIZE BONUSES FOR THEIR RESPECTIVE DEPARTMENT STAFF.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 3:</FormAndLineReferenceDesc>
        <ExplanationTxt>ACR DETERMINES THE COMPENSATION OF CERTAIN SENIOR MANAGEMENT POSITIONS, INCLUDING THE CEO, CFO, AND OTHER KEY EMPLOYEES SUBJECT TO REVIEW AND APPROVAL BY THE EXECUTIVE COMMITTEE OF THE BOARD OF CHANCELLORS. UNDER THE COMPENSATION POLICY, THERE ARE REQUIREMENTS ESTABLISHED FOR DECISION MAKER IMPARTIALITY, REVIEW OF COMPARABILITY DATA, AND DOCUMENTED SUBSTANTIATION OF DECISIONS. THIS PROCESS WAS LAST UNDERTAKEN FOR EACH SUCH PERSON IN 2025.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE COMMITTEE IS AUTHORIZED TO CARRY ON THE BUSINESS OF THE COLLEGE BETWEEN REGULAR MEETINGS OF THE BOARD OF CHANCELLORS (BOC) AND REPORT BACK ON ITS ACTIVITIES AT EACH REGULAR MEETING OF THE BOC.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS CONSIST OF MEDICAL PROFESSIONALS IN THE FIELD OF RADIOLOGY. MEMBERSHIP IN THIS ORGANIZATION SHALL BE OF TEN (10) CLASSES: (1) MEMBER, (2) ASSOCIATE MEMBER, (3) FELLOW, (4) MEMBER IN TRAINING, (5) ALLIED HEALTH MEMBER, (6) RETIRED MEMBER AND RETIRED FELLOW, (7) HONORARY FELLOW, (8) INTERNATIONAL MEMBER, (9) INTERNATIONAL MEMBER IN TRAINING, AND, (10) ELECTRONIC ACCESS INTERNATIONAL MEMBER. ACR DOES NOT DISCRIMINATE ON THE BASIS OF RACE, COLOR, RELIGION, GENDER, AGE, NATIONAL ORIGIN, OR SEXUAL ORIENTATION IN GRANTING OR TERMINATING MEMBERSHIP OR IN REGARD TO ANY OF THE BENEFITS OF MEMBERSHIP.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF CHANCELLORS IS COMPRISED OF A MAXIMUM OF 15 ELECTED POSITIONS; 9 APPOINTED POSITIONS; 5 POSITIONS THAT THE COLLEGE SELECTS AS PROPOSED BY OTHER RADIOLOGICAL SOCIETIES; AND 5 OFFICER POSITIONS. THE ACR NOMINATING COMMITTEE PUTS FORTH THE SLATE OF CANDIDATES FOR ELECTED POSITIONS ON THE BOARD OF CHANCELLORS. THE NOMINATING COMMITTEE CONSISTS OF 9 MEMBERS OF WHOM 6 ARE ELECTED BY THE COUNCIL, 2 MEMBERS APPOINTED BY THE CHAIR OF THE BOARD, AND ONE MEMBER APPOINTED BY THE COUNCIL SPEAKER. ELECTIONS FOR THE SLATE OF CANDIDATES PUT FORTH BY THE NOMINATING COMMITTEE ARE DONE BY BALLOT AT THE ANNUAL MEETING AND DETERMINED BY MAJORITY VOTE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>BYLAWS CHANGES AND DUES ASSESSMENTS ARE SUBJECT TO APPROVAL BY THE COUNCIL. THE DUES MAY BE INCREASED BY TO 3% ANNUALLY WITH APPROVAL BY THE BOARD OF CHANCELLORS AND COUNCIL STEERING COMMITTEE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>IN ACCORDANCE WITH THE AUDIT COMMITTEE CHARTER APPROVED BY THE BOARD OF CHANCELLORS, THE 990 IS REVIEWED BY THE AUDIT COMMITTEE PRIOR TO FILING WITH THE IRS, AS WELL AS BY THE CHIEF FINANCIAL OFFICER AND SENIOR DIRECTOR, ACCOUNTING. IN ADDITION, THE 990 IS REVIEWED BY THE BOARD OF CHANCELLORS PRIOR TO FILING WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ACR'S PROCESS FOR MONITORING PROPOSED OR ONGOING TRANSACTIONS FOR CONFLICTS OF INTEREST AND DEALING WITH ACTUAL, POTENTIAL OR PERCEIVED CONFLICTS IS GUIDED BY POLICY JOINTLY SPONSORED BY THE BOARD OF CHANCELLORS AND ACR COUNCIL AND APPROVED BY THE ACR COUNCIL. UNDER THIS POLICY, ALL ACR "INTERESTED PERSONS" MUST COMPLETE A COI QUESTIONNAIRE ANNUALLY AND UPDATE IT AS NECESSARY. INTERESTED PERSONS ARE DEFINED AS ANY OFFICER, CHANCELLOR, COUNCILOR, ALTERNATE COUNCILOR, MEMBER OF AN ACR COMMISSION, COMMITTEE OR TASK FORCE, PERSONS RESPONSIBLE FOR PUBLIC OR PRIVATE RESEARCH ACTIVITIES RELATED TO ACR, ANNUAL MEETING ATTENDEE, OR ANY OTHER PERSON SERVING IN AN OFFICIAL ACR CAPACITY. MANAGEMENT OF POTENTIAL CONFLICTS OF INTEREST ARE HANDLED BY ACR'S LEGAL AND COMPLIANCE DEPARTMENTS UNDER THE DIRECTION OF ACR'S GENERAL COUNSEL, PRINCIPAL ATTORNEY, AND VICE PRESIDENT, CORPORATE COMPLIANCE AND INTEGRITY. FAILURE TO COMPLY WITH ACR'S POLICY MAY RESULT IN DISCIPLINARY ACTION UP TO AND INCLUDING REMOVAL FROM ACR SERVICE. NONCOMPLIANCE INCLUDES FAILURE TO DISCLOSE, IN GOOD FAITH, AN ACCURATE AND COMPLETE QUESTIONNAIRE, TIMELY REPORTING OF ANY CHANGES TO A PREVIOUSLY SUBMITTED QUESTIONNAIRE, OR FAILURE TO COMPLY WITH A MANAGEMENT PLAN. ACR STAFF, INCLUDING KEY EMPLOYEES, ARE BOUND BY A SEPARATE BUT SIMILAR POLICY REQUIRING DISCLOSURES OF INTERESTS THAT COULD GIVE RISE TO A CONFLICT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION IS ESTABLISHED BY ACR'S EXECUTIVE COMMITTEE OF THE BOARD OF CHANCELLORS AFTER AN INDEPENDENT, OUTSIDE REVIEW OF INDUSTRY SURVEYS, COMPENSATION STUDIES, AND OTHER DATA TO ENSURE THAT EXECUTIVE COMPENSATION IS WITHIN THE RANGE OF THAT PAID TO COMPARABLE EXECUTIVES OF COMPARABLE ORGANIZATIONS FOR COMPARABLE SERVICES AND THEREFORE REASONABLE. THESE REVIEWS ARE PERFORMED BY AN INDEPENDENT OUTSIDE CONSULTANT FOR THE FOLLOWING POSITIONS: CEO, CFO, AND OTHER KEY EMPLOYEES. THE LAST REVIEW WAS PERFORMED IN 2025 FOR ALL POSITIONS LISTED AND ALL POSITIONS' COMPENSATION WAS FOUND TO BE WITHIN THE RANGE FOR COMPARABLE EXECUTIVES AT COMPARABLE ORGANIZATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST FOR THE SAME PERIOD OF DISCLOSURE AS SET FORTH IN SECTION 6104(D).</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VII, SECTION A:</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION FOR STAMATIA V DESTOUNIS, MD, RICHARD DUSZAK JR., MD, DAVID B LARSON, MD AND KURT SCHOPPE, MD REPRESENT PAYMENTS FOR CONTRACTED SERVICES. HOURS REFLECT TIME FOR SERVICES PROVIDED AND AS BOARD MEMBER. BOARD MEMBERS ARE NOT COMPENSATED AND HOURS REFLECT TIME PROVIDED AS A VOLUNTEER. HOURS REFLECTED FOR STAFF ARE THE STANDARD HOURS PER WEEK AND NOT ACTUAL HOURS WORKED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>DATA SCIENCE AND INFORMATICS: PROGRAM SERVICE EXPENSES 810,253. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 810,253. EDUCATION: PROGRAM SERVICE EXPENSES 1,943,925. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 1,943,925. MANAGEMENT AND GENERAL: PROGRAM SERVICE EXPENSES 0. MANAGEMENT AND GENERAL EXPENSES 3,384,542. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 3,384,542. MEMBER AND CHAPTER SERVICES: PROGRAM SERVICE EXPENSES 1,676,700. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 1,676,700. QUALITY AND SAFETY: PROGRAM SERVICE EXPENSES 6,621,472. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 6,621,472. RESEARCH: PROGRAM SERVICE EXPENSES 2,060,337. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 2,060,337. STRATEGIC SPEND: PROGRAM SERVICE EXPENSES 221,770. MANAGEMENT AND GENERAL EXPENSES 476,687. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 698,457.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART IX, LINE 24C:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE REIMBURSED OVERHEAD REPRESENTS SHARED MANAGEMENT AND GENERAL COSTS BETWEEN THE ACR AND THE AMERICAN COLLEGE OF RADIOLOGY ASSOCIATION. THE NEGATIVE BALANCE IS A REFLECTION OF THE ALLOCATION OF MANAGEMENT COST TO THE ASSOCIATION.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
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        <DisregardedEntityName>
          <BusinessNameLine1Txt>AMERICAN COLLEGE OF RADIOLOGY ASSOCIATION</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>1892 PRESTON WHITE DRIVE</AddressLine1Txt>
          <CityNm>RESTON</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>20191</ZIPCd>
        </USAddress>
        <EIN>541871642</EIN>
        <PrimaryActivitiesTxt>EDUCATION</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>IL</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(6)</ExemptCodeSectionTxt>
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      <GiftGrntCapContriFromOthOrgInd>1</GiftGrntCapContriFromOthOrgInd>
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      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
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      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>1</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>1</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>1</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>AMERICAN COLLEGE OF RADIOLOGY FOUNDATION</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>C</TransactionTypeTxt>
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        <MethodOfAmountDeterminationTxt>CASH</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>AMERICAN COLLEGE OF RADIOLOGY ASSOCIATION</BusinessNameLine1Txt>
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      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>AMERICAN COLLEGE OF RADIOLOGY ASSOCIATION</BusinessNameLine1Txt>
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        <MethodOfAmountDeterminationTxt>CASH</MethodOfAmountDeterminationTxt>
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    </IRS990ScheduleR>
  </ReturnData>
</Return>