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        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>11920</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>0</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>354608</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS OF THE RELATED ORGANIZATION REVIEWS AND EVALUATES THE EXECUTIVE DIRECTOR'S SALARY ANNUALLY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 4</FormAndLineReferenceDesc>
        <ExplanationTxt>TBD</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CORPORATION'S SOLE MEMBER SHALL BE THE NATIONAL ASSOCIATION FOR PARTICLE THERAPY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBER OF THE ORGANIZATION HAS THE POWER TO APPOINT THE BOARD MEMBERS OF THE ORGANIZATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNANCE AND OPERATIONS OF THE CORPORATION SHALL BE SUBJECT IN ALL RESPECTS TO THE MEMBER'S RIGHT TO EXERCISE THE RESERVED POWERS SET FORTH IN THIS SECTION (THE "RESERVED POWERS") WITH RESPECT TO THE CORPORATION. THE MEMBER SHALL HAVE THE EXCLUSIVE RIGHT TO EXERCISE THESE RESERVED POWERS, AND THE CORPORATION'S BOARD SHALL HAVE NO POWER OR AUTHORITY OVER WHICH WOULD IN ANY WAY CONFLICT WITH THE MEMBER'S EXCLUSIVE RIGHT TO EXERCISE THE RESERVED POWERS. THE RESERVED POWERS SHALL INCLUDE ALL RIGHTS GRANTED TO THE MEMBER OF A NONPROFIT CORPORATION BY LAW AND THE RIGHT TO: (A) AMEND OR RESTATE THE ARTICLES OF INCORPORATION OF THE CORPORATION; (B) AMEND, REPLACE, OR REPEAL THE BYLAWS OF THE CORPORATION; (C) MERGE, CONSOLIDATE OR OTHERWISE AFFILIATE THE CORPORATION WITH ANY OTHER ORGANIZATION; (D) ENTER INTO ANY JOINT VENTURE BETWEEN THE CORPORATION AND ANY OTHER ORGANIZATION; (E) DISPOSE OF ALL OR SUBSTANTIALLY ALL OF THE CORPORATION'S ASSETS; (F) DISSOLVE, TERMINATE OR OTHERWISE WIND-UP THE CORPORATION'S AFFAIRS; (G) ADOPT OR AMEND ANY CAPITAL OR OPERATING BUDGET OR STRATEGIC PLAN OF THE CORPORATION; (H) MAKE ANY MATERIAL ACQUISITION OR SALE OR OTHERWISE DISPOSE OF ANY MATERIAL ASSET OF THE CORPORATION; (I) APPROVE THE MERGER OR DISSOLUTION OF THE CORPORATION; (J) ENTER INTO ANY MATERIAL AGREEMENT OR TRANSACTION; AND (K) ADOPT POLICIES TO IMPLEMENT THE RESERVED POWERS OF THE MEMBER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>A DRAFT OF THE FORM 990 IS DISTRIBUTED TO THE BOARD OF DIRECTORS FOR REVIEW AND COMMENT PRIOR TO FILING THE RETURN.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST. THE ORGANIZATION DOES NOT HAVE A CONFLICT OF INTEREST POLICY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc1043400001">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>PROTON THERAPY CONSORTIUM</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>PO BOX 7801</AddressLine1Txt>
          <CityNm>MCLEAN</CityNm>
          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>22106</ZIPCd>
        </USAddress>
        <EIN>274380124</EIN>
        <PrimaryActivitiesTxt>RAISE AWARENESS ON PROTON THERAPY</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>VA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(C)(6)</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>0</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>0</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>1</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
    </IRS990ScheduleR>
  </ReturnData>
</Return>