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        <ExplanationTxt>CONSOLIDATED AUDIT FOOTNOTE 16 (TSRH AND TSRHC FOUNDATION ARE CONSOLIDATED FOR AUDIT REPORTING) - U.S. GAAP REQUIRES MANAGEMENT TO EVALUATE TAX POSITIONS TAKEN BY THE HOSPITAL AND RECOGNIZE A TAX LIABILITY (OR ASSET) IF THE HOSPITAL HAS TAKEN AN UNCERTAIN POSITION THAT MORE LIKELY THAN NOT WOULD NOT BE SUSTAINED UPON EXAMINATION BY THE APPLICABLE TAX AUTHORITY. THE HOSPITAL HAS ANALYZED THE TAX POSITIONS TAKEN AND HAS CONCLUDED THAT AS OF SEPTEMBER 30, 2025 AND 2024, THERE ARE NO UNCERTAIN POSITIONS TAKEN OR EXPECTED TO BE TAKEN THAT WOULD REQUIRE RECOGNITION OF A LIABILITY (OR ASSET) OR DISCLOSURE IN THE CONSOLIDATED FINANCIAL STATEMENTS. THE HOSPITAL IS SUBJECT TO ROUTINE AUDITS BY TAXING JURISDICTIONS; HOWEVER, THERE ARE CURRENTLY NO AUDITS FOR ANY TAX PERIODS IN PROGRESS. THE HOSPITAL BELIEVES IT IS NO LONGER SUBJECT TO INCOME TAX EXAMINATIONS BY THE TAX AUTHORITIES FOR YEARS PRIOR TO 2022.</ExplanationTxt>
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        <FormAndLineReferenceDesc>SCHEDULE I, PART I, LINE 2 PROCEDURES FOR MONITORING USE OF GRANT FUNDS</FormAndLineReferenceDesc>
        <ExplanationTxt>TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN (TSRHC) IS A RELATED ORGANIZATION AND SOLE MEMBER OF TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN FOUNDATION. THE PURPOSE OF THE FOUNDATION IS TO SUPPORT THE MISSION OF TSRHC. THE REVIEW AND DISTRIBUTION OF FUNDS RECEIVED BY THE FOUNDATION IN SUPPORT OF THE TSRHC MISSION IS UNDERTAKEN BY FOUNDATION LEADERSHIP IN ACCORDANCE WITH ITS PURPOSE.</ExplanationTxt>
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        <PersonNm>KARL E RATHJEN MD</PersonNm>
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        <FormAndLineReferenceDesc>SCHEDULE J, PART I, LINE 4B SUPPLEMENTAL NONQUALIFIED RETIREMENT PLAN</FormAndLineReferenceDesc>
        <ExplanationTxt>THE RESTORATION OF RETIREMENT INCOME PLAN (RRIP) IS A NON QUALIFIED PLAN PROVIDING SUPPLEMENTAL RETIREMENT BENEFITS TO CERTAIN EMPLOYEES OF TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN (TSRHC), THE SOLE MEMEBR OF THE ORGANIZATION. THE RRIP PROVIDES SUPPLEMENTAL RETIREMENT BENEFITS TO CERTAIN EMPLOYEES WHOSE BENEFITS UNDER THE TAX-QUALIFIED RETIREMENT PLAN HAVE BEEN LIMITED BY THE MAXIMUM BENEFIT AND MAXIMUM COMPENSATION LIMITATIONS IMPOSED UNDER THE TAX- QUALIFIED RETIREMENT PLAN IN ORDER TO COMPLY WITH THE INTERNAL REVENUE CODE. THE TOTAL ACCUMULATED BENEFIT THAT HAS ACCRUED FOR A PARTICIPANT UNDER THE RRIP NORMALLY BECOMES VESTED AND TAXABLE TO A PARTICIPANT WHEN HE OR SHE EITHER HAS ATTAINED AGE 55 AND COMPLETED 15 YEARS OF SERVICE OR ATTAINS AGE 65. THE BENEFIT ACCRUALS FOR A PARTICIPANT AFTER THE DATE OF INITIAL VESTING ARE TAXABLE TO THE PARTICIPANT WHEN AND AS ACCRUED. RRIP BENEFITS BECOME PAYABLE AFTER TERMINATION OF EMPLOYMENT. UNDER THE TERMS OF THE RRIP, THE FOLLOWING EMPLOYEE OF TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN HAS PREVIOUSLY VESTED AS A PARTICIPANT. THE ADDITIONAL BENEFIT ACCRUAL EARNED DURING THE CALENDAR YEAR 2024 HAS BEEN CALCULATED UNDER THE ASSUMPTIONS PRESCRIBED BY THE RRIP AND IS SUBJECT TO TAXATION AS REQUIRED BY THE FEDERAL TAX LAW. THE VALUE OF THE ADDITIONAL BENEFIT LISTED BELOW IS A LUMP SUM PRESENT VALUE. HOWEVER, THE VALUE OF THE LUMP SUM WILL BE CONVERTED TO A MONTHLY ANNUITY UPON RETIREMENT BASED ON EACH PARTICIPANT'S ELECTION. THE PARTICIPANT WILL NOT RECEIVE THE AMOUNTS LISTED BELOW AS A SINGLE SUM PAYMENT. (INCLUDED IN SCHEDULE J, PART II, COLUMN B(III) AND W-2, BOX 5) KARL E. RATHJEN, MD - 6,797 THE FLEXIBLE BENEFITS PLAN IS A NON QUALIFED PLAN THROUGH TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN, THE SOLE MEMBER OF THE ORGANIZATION. THE PLAN PROVIDES LIFE INSURANCE, DISABILITY INSURANCE, LONG-TERM CARE INSURANCE AND/OR RETIREMENT BENEFITS TO ELIGIBLE EMPLOYEES AT THEIR ELECTION. THE INSURANCE PREMIUM AND RETIREMENT ACCOUNT CONTRIBUTION AMOUNTS ALLOCATED TO A PARTICIPANT UNDER THIS PLAN FOR EACH YEAR ARE TAXABLE TO THE PARTICIPANT FOR SUCH YEAR. THE EARNINGS ON THE RETIREMENT ACCOUNT CONTRIBUTIONS BECOME TAXABLE TO A PARTICIPANT WHEN PAID OR MADE AVAILABLE TO THE PARTICIPANT. UNDER THE TERMS OF THE FLEXIBLE BENEFIT PLAN, THE FOLLOWING EMPLOYEES OF TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN WERE TAXED ON THE FOLLOWING AMOUNTS FOR CALENDAR YEAR 2024. (INCLUDED IN SCHEDULE J, PART II, COLUMN B (III), AND W-2, BOX 5) LORI L. DALTON - 28,917 MICHELLE C. HAYS - 29,250 KARL E. RATHJEN, MD - 34,494 ROBERT L. WALKER - 69,005</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 2 FAMILY/BUSINESS RELATIONSHIPS AMONGST INTERESTED PERSONS</FormAndLineReferenceDesc>
        <ExplanationTxt>ROBERT WALKER, MICHELLE HAYS, LORI DALTON, AND KARL RATHJEN, MD HAVE A BUSINESS RELATIONSHIP IN THAT THEY ARE EMPLOYED BY TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN AND ALSO SERVE AS OFFICERS OF TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN FOUNDATION, AN ENTITY FOR WHICH TEXAS SCOTTISH RITE HOSPITAL IS THE SOLE MEMBER. KARL RATHJEN, MD HAS A BUSINESS RELATIONSHIP WITH ROBERT WALKER, MICHELLE HAYS, AND LORI DALTON IN THAT HE IS A DIRECTOR AND OFFICER OF PEDI ORTHO HEALTH CORPORATION, AN ENTITY FOR WHICH TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN IS THE SOLE MEMBER. ROBERT WALKER, MICHELLE HAYS, AND LORI DALTON SERVE AS OFFICERS OF PEDI ORTHO HEALTH CORPORATION AND TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 15A PROCESS TO ESTABLISH COMPENSATION OF CEO</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CHAIRMAN OF OPERATIONS/CEO OF THE ORGANIZATION DOES NOT RECEIVE COMPENSATION FROM THE ORGANIZATION. THE REVIEW AND APPROVAL OF THE CHAIRMAN OF OPERATION/CEO'S COMPENSATION IS HANDLED BY THE SOLE MEMBER AS FOLLOWS. THE COMPENSATION COMMITTEE OF TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN, SOLE MEMBER OF THE ORGANIZATION, ANNUALLY REVIEWS AND APPROVES SALARIES AND OTHER BENEFITS FOR THE CHAIRMAN/CEO OF THE ORGANIZATION. VARIOUS COMPENSATION SURVEYS ARE REVIEWED, AND BI-ANNUALLY, AN INDEPENDENT CONSULTANT REVIEWS SALARIES AND BENEFITS, WITH UPDATED MARKET DATA BEING PROVIDED ANNUALLY. THIS INFORMATION IS COLLECTIVELY TAKEN INTO CONSIDERATION AND PRESENTED TO THE COMPENSATION COMMITTEE WHEN DETERMINING COMPENSATION. THE VOTING MEMBERS OF THE COMMITTEE APPROVE THE COMPENSATION, WITHOUT DISCUSS OR VOTING PARTICIPATION BY THE PERSON WHOSE COMPENSATION IS BEING APPROVED OR ANY OTHER MEMBER WITH A CONFLICT OF INTEREST, ALL OF WHICH IS DOCUMENTED IN COMMITTEE MINUTES. THE SOLE MEMBER PROVIDES EXECUTIVE AND ADMINISTRATIVE SERVICES TO THE ORGANIZATION AS NEEDED, PURSUANT TO A SERVICES AGREEMENT BETWEEN THE SOLE MEMBER AND THE ORGANIZATION.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 6 CLASSES OF MEMBERS OR STOCKHOLDERS</FormAndLineReferenceDesc>
        <ExplanationTxt>TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN IS THE SOLE MEMBER OF THE ORGANIZATION. THE MEMBER APPOINTS THE DIRECTORS OF THE ORGANIZATION.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 7A MEMBERS OR STOCKHOLDERS ELECTING MEMBERS OF GOVERNING BODY</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOLE MEMBER OF THE ORGANIZATION RESERVES THE RIGHT TO ELECT DIRECTORS.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 7B DECISIONS REQUIRING APPROVAL BY MEMBERS OR STOCKHOLDERS</FormAndLineReferenceDesc>
        <ExplanationTxt>CERTAIN BUSINESS, LEGAL AND FINANCIAL MATTERS AS DEFINED IN THE BYLAWS ARE, FOLLOWING CONSULTATION WITH THE ORGANIZATION'S BOARD, RESERVED TO TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN, THE SOLE MEMBER.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 11B REVIEW OF FORM 990 BY GOVERNING BODY</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS PREPARED INTERNALLY IN CONJUNCTION WITH OUTSIDE ACCOUNTANTS AND THEN REVIEWED BY MANAGEMENT OR THE ORGANIZATION AND MANAGEMENT OF TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN, THE SOLE MEMBER. A COPY OF THE FORM 990 IS PROVIDED FOR REVIEW AND DISCUSSION TO THE AUDIT COMMITTEE OF THE TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN, THE SOLE MEMBER. THE FINAL FORM 990 WAS PROVIDED TO THE ORGANIZATION'S BOARD AND THE GOVERNING BODY OF THE SOLE MEMBER PRIOR TO FILING.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 12C CONFLICT OF INTEREST POLICY</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION ANNUALLY REQUIRES OFFICERS AND DIRECTORS TO COMPLETE A CONFLICTS OF INTEREST FORM DISCLOSING ACTUAL OR POTENTIAL CONFLICTS OF INTEREST IN COMPLIANCE WITH THAT ORGANIZATION'S CONFLICTS OF INTEREST POLICY. ADDITIONALLY, THESE INDIVIDUALS ARE TO REPORT ANY NEW MATTERS THAT ARISE DURING THE YEAR IF THEY BECOME AWARE OF A TRANSACTION THAT IS UNDER CONSIDERATION THAT PRESENTS AN ACTUAL OR POTENTIAL CONFLICT OF INTEREST. ANNUALLY, THE SECRETARY PREPARES AND SUBMITS A SUMMARY OF THE DISCLOSED POTENTIAL CONFLICTS TO THE ORGANIZATION'S BOARD AND THE AUDIT COMMITTEE OF THE SOLE MEMBER. ALL MATERIAL FACTS SURROUNDING CONTRACTS, TRANSACTIONS, OR ARRANGEMENTS INVOLVING A CONFLICT OF INTEREST ARE TO BE DISCLOSED TO ENSURE THAT THE CONTRACT, TRANSACTION OR ARRANGEMENT IS FAIR TO THE ORGANIZATION AT THE TIME IT IS AUTHORIZED, APPROVED, OR RATIFIED.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 15B PROCESS TO ESTABLISH COMPENSATION OF OTHER EMPLOYEES</FormAndLineReferenceDesc>
        <ExplanationTxt>THE OFFICERS OF THE ORGANIZATION DO NOT RECEIVE COMPENSATION FROM THE ORGANIZATION. THE REVIEW AND APPROVAL OF THEIR COMPENSATION IS HANDLED BY THE SOLE MEMBER OF THE ORGANIZATION AS FOLLOWS: THE COMPENSATION COMMITTEE OF TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN, THE SOLE MEMBER OF THE ORGANIZATION, ANNUALLY REVIEWS AND APPROVES SALARIES AND OTHER BENEFITS FOR THE OFFICERS AND OTHER KEY EMPLOYEES. VARIOUS EXECUTIVE COMPENSATION SURVEYS ARE REVIEWED AND BI-ANNUALLY, AN INDEPENDENT CONSULTANT REVIEWS SALARIES AND BENEFITS OF EXECUTIVES AND KEY EMPLOYEES, WITH UPDATED MARKET DATA BEING PROVIDED ANNUALLY. THIS INFORMATION IS COLLECTIVELY TAKEN INTO CONSIDERATION AND PRESENTED TO THE COMPENSATION COMMITTEE WHEN DETERMINING COMPENSATION. THE VOTING MEMBERS OF THE COMMITTEE APPROVE THE COMPENSATION, WITHOUT DISCUSSION OR VOTING PARTICIPATION BY THE PERSON WHOSE COMPENSATION IS BEING APPROVED OR ANY OTHER MEMBER WITH A CONFLICT OF INTEREST, ALL OF WHICH IS DOCUMENTED IN COMMITTEE MINUTES. THE SOLE MEMBER PROVIDES EXECUTIVE AND ADMINISTRATIVE SERVICES TO THE ORGANIZATION AS NEEDED, PURSUANT TO A SERVICES AGREEMENT BETWEEN THE SOLE MEMBER AND THE ORGANIZATION.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, LINE 19 REQUIRED DOCUMENTS AVAILABLE TO THE PUBLIC</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE MAINTAINED BY THE FOUNDATION AND ARE MADE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C AUDIT OVERSIGHT AND REVIEW</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S FINANCIAL STATEMENTS ARE CONSOLIDATED WITH TEXAS SCOTTISH RITE HOSPITAL FOR CHLDREN, THE SOLE MEMBER, FOR AUDIT PRESENTATION. THE AUDIT AND COMPLIANCE COMMITTEE OF TEXAS SCOTTISH RITE HOSPITAL FOR CHILDREN, THE SOLE MEMBER, REVIEWS AND APPROVES THE CONSOLIDATED AUDIT. THE COMMITTEE ALSO APPROVES SELECTION AND RETENTION OF THE INDEPENDENT ACCOUNTANT.</ExplanationTxt>
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          <StateAbbreviationCd>TX</StateAbbreviationCd>
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          <AddressLine2Txt>21ST FLOOR</AddressLine2Txt>
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          <StateAbbreviationCd>NY</StateAbbreviationCd>
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