Data update history
January 21, 2024
Posted financials
Added Form 990 for fiscal year 2022
November 25, 2023
Posted financials
Added Form 990 for fiscal year 2021
August 17, 2023
Posted financials
Added Form 990 for fiscal year 2020
July 8, 2023
Updated personnel
Identified 1 new personnel
June 1, 2023
Updated personnel
Identified 2 new personnel
Nonprofit Types
HospitalsMedical research organizationsHeadquarter / parent organizations
Issues
Health
Characteristics
Conducts researchTax deductible donations
General information
- Address
- PO Box 470372
- Tulsa, OK 74147
- Metro area
- Tulsa, OK
- County
- Tulsa County, OK
- Phone
- (918) 481-7955
IRS details
- EIN
- 23-7275389
- Fiscal year end
- December
- Taxreturn type
- Form 990
- Year formed
- 1973
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- H90: Medical Specialty Research
- NAICS code, primary
- 622: Hospitals
- Parent/child status
- Central organization
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