| Alliancehealth Durant | Durant, OK | Acute Care Hospitals | Proprietary | 1 star |
| Alliancehealth Madill | Madill, OK | Critical Access Hospitals | Voluntary non-profit - Other | Not rated |
| Arbuckle Memorial Hospital Authority | Sulphur, OK | Critical Access Hospitals | Government - Local | 4 stars |
| Ascension St John Broken Arrow | Broken Arrow, OK | Acute Care Hospitals | Voluntary non-profit - Private | 4 stars |
| Ascension St John Jane Phillips | Bartlesville, OK | Acute Care Hospitals | Voluntary non-profit - Private | 3 stars |
| Ascension St John Medical Center | Tulsa, OK | Acute Care Hospitals | Voluntary non-profit - Private | 3 stars |
| Ascension St John Nowata | Nowata, OK | Critical Access Hospitals | Voluntary non-profit - Private | Not rated |
| Ascension St John Sapulpa | Sapulpa, OK | Critical Access Hospitals | Voluntary non-profit - Private | Not rated |
| Atoka County Medical Center | Atoka, OK | Critical Access Hospitals | Government - Local | 4 stars |
| Bailey Medical Center, LLC | Owasso, OK | Acute Care Hospitals | Proprietary | 5 stars |
| Beaver County Memorial Hospital | Beaver, OK | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Behavioral Health Center at Porter Health Village | Norman, OK | Psychiatric | Proprietary | Not rated |
| Brookhaven Hospital, LLC | Tulsa, OK | Psychiatric | Proprietary | Not rated |
| Carl Albert Community Mental Health Center | McAlester, OK | Psychiatric | Government - State | Not rated |
| Carnegie Tri-County Municipal Hospital | Carnegie, OK | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Carrus Lakeside Hospital | Bristow, OK | Acute Care Hospitals | Proprietary | Not rated |
| Cedar Ridge Behavioral Hospital | Oklahoma City, OK | Psychiatric | Proprietary | Not rated |
| Cherokee Nation W W Hastings Indian Hospital | Tahlequah, OK | Acute Care Hospitals | Voluntary non-profit - Other | 3 stars |
| Chickasaw Nation Medical Center | Ada, OK | Acute Care Hospitals | Tribal | 5 stars |
| Choctaw Memorial Hospital | Hugo, OK | Acute Care Hospitals | Voluntary non-profit - Other | 1 star |
| Choctaw Nation Health Services Authority | Talihina, OK | Acute Care Hospitals | Tribal | Not rated |
| Cimarron Memorial Hospital | Boise City, OK | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Claremore Indian Hospital | Claremore, OK | Acute Care Hospitals | Government - Federal | Not rated |
| Cleveland Area Hospital | Cleveland, OK | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Clinton Regional Hospital | Clinton, OK | Acute Care Hospitals | Government - Local | Not rated |
| Clinton Regional Hospital | Clinton, OK | Rural Emergency Hospital | Voluntary non-profit - Private | Not rated |
| Coal County General Hospital, Inc. | Coalgate, OK | Critical Access Hospitals | Voluntary non-profit - Private | 4 stars |
| Community Hospital, LLC | Oklahoma City, OK | Acute Care Hospitals | Physician | 4 stars |
| Cordell Memorial Hospital | Cordell, OK | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Council Oak Comprehensive Healthcare | Tulsa, OK | Acute Care Hospitals | Tribal | Not rated |
| Creek Nation Community Hospital | Okemah, OK | Critical Access Hospitals | Tribal | Not rated |
| Drumright Regional Hospital | Drumright, OK | Critical Access Hospitals | Government - Local | Not rated |
| Duncan Regional Hospital, Inc | Duncan, OK | Acute Care Hospitals | Voluntary non-profit - Private | 3 stars |
| Eastern Oklahoma Medical Center | Poteau, OK | Critical Access Hospitals | Government - Local | 4 stars |
| Elkview General Hospital | Hobart, OK | Rural Emergency Hospital | Government - Hospital District or Authority | Not rated |
| Exceptional Community Hospital Ardmore | Ardmore, OK | Acute Care Hospitals | Proprietary | Not rated |
| Fairview Regional Medical Center Authority | Fairview, OK | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Grady Memorial Hospital | Chickasha, OK | Acute Care Hospitals | Government - Hospital District or Authority | 2 stars |
| Great Plains Regional Medical Center | Elk City, OK | Acute Care Hospitals | Voluntary non-profit - Private | 2 stars |
| Griffin Memorial Hospital | Norman, OK | Psychiatric | Government - State | Not rated |
| Harmon Memorial Hospital | Hollis, OK | Critical Access Hospitals | Voluntary non-profit - Other | Not rated |
| Harper County Community Hospital | Buffalo, OK | Rural Emergency Hospital | Government - Local | Not rated |
| Haskell Regional Hospital, Inc | Stigler, OK | Critical Access Hospitals | Voluntary non-profit - Private | Not rated |
| Hillcrest Hospital Claremore | Claremore, OK | Acute Care Hospitals | Proprietary | 4 stars |
| Hillcrest Hospital Cushing | Cushing, OK | Acute Care Hospitals | Proprietary | 4 stars |
| Hillcrest Hospital Henryetta | Henryetta, OK | Acute Care Hospitals | Proprietary | Not rated |
| Hillcrest Hospital Pryor | Pryor, OK | Acute Care Hospitals | Proprietary | 4 stars |
| Hillcrest Hospital South | Tulsa, OK | Acute Care Hospitals | Proprietary | 3 stars |
| Hillcrest Medical Center | Tulsa, OK | Acute Care Hospitals | Proprietary | 3 stars |
| Holdenville General Hospital | Holdenville, OK | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |