| Northwest Hills Surgical Hospital | Austin, TX | Acute Care Hospitals | Voluntary non-profit - Private | Not rated |
| Northwest Texas Hospital | Amarillo, TX | Acute Care Hospitals | Voluntary non-profit - Private | 3 stars |
| Oakbend Medical Center | Richmond, TX | Acute Care Hospitals | Government - Hospital District or Authority | 3 stars |
| Oceans Behavioral Hospital of Permian Basin | Midland, TX | Psychiatric | Proprietary | Not rated |
| Oceans Behavioral Hospital of Abilene | Abilene, TX | Psychiatric | Proprietary | Not rated |
| Oceans Behavioral Hospital of Amarillo | Amarillo, TX | Psychiatric | Proprietary | Not rated |
| Oceans Behavioral Hospital of Corpus Christi | Corpus Christi, TX | Psychiatric | Proprietary | Not rated |
| Oceans Behavioral Hospital of Katy | Katy, TX | Psychiatric | Proprietary | Not rated |
| Oceans Behavioral Hospital of Longview | Longview, TX | Psychiatric | Proprietary | Not rated |
| Oceans Behavioral Hospital of Lubbock | Lubbock, TX | Psychiatric | Proprietary | Not rated |
| Oceans Behavioral Hospital of Lufkin LLC | Lufkin, TX | Psychiatric | Proprietary | Not rated |
| Oceans Behavioral Hospital of Pasadena | Pasadena, TX | Psychiatric | Proprietary | Not rated |
| Oceans Behavioral Hospital of Waco | Waco, TX | Psychiatric | Proprietary | Not rated |
| Ochiltree General Hospital | Perryton, TX | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Odessa Regional Medical Center | Odessa, TX | Acute Care Hospitals | Proprietary | 3 stars |
| Otto Kaiser Memorial Hospital | Kenedy, TX | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Palacios Community Medical Center | Palacios, TX | Critical Access Hospitals | Voluntary non-profit - Private | Not rated |
| Palestine Regional Medical Center | Palestine, TX | Acute Care Hospitals | Proprietary | 1 star |
| Palms Behavioral Health | Harlingen, TX | Psychiatric | Proprietary | Not rated |
| Palo Pinto General Hospital | Mineral Wells, TX | Acute Care Hospitals | Government - Hospital District or Authority | 3 stars |
| Pampa Regional Medical Center | Pampa, TX | Critical Access Hospitals | Voluntary non-profit - Private | Not rated |
| Paris Regional Medical Center | Paris, TX | Acute Care Hospitals | Proprietary | 1 star |
| Parkland Health & Hospital System | Dallas, TX | Acute Care Hospitals | Government - Hospital District or Authority | 3 stars |
| Parkview Hospital | Wheeler, TX | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Parkview Regional Hospital | Mexia, TX | Acute Care Hospitals | Proprietary | Not rated |
| Parmer County Community Hospital | Friona, TX | Critical Access Hospitals | Voluntary non-profit - Private | Not rated |
| Pecos County Memorial Hospital | Fort Stockton, TX | Critical Access Hospitals | Government - Local | Not rated |
| Perimeter Behavioral Hospital of Arlington | Arlington, TX | Psychiatric | Proprietary | Not rated |
| Perimeter Behavioral Hospital of Dallas | Garland, TX | Psychiatric | Proprietary | Not rated |
| Permian Regional Medical Center Andrews County Ho | Andrews, TX | Acute Care Hospitals | Government - Hospital District or Authority | Not rated |
| Peterson Regional Medical Center | Kerrville, TX | Acute Care Hospitals | Voluntary non-profit - Private | 4 stars |
| Physicians Centre,the | Bryan, TX | Acute Care Hospitals | Proprietary | Not rated |
| Plains Memorial Hospital | Dimmitt, TX | Critical Access Hospitals | Government - Local | Not rated |
| Quail Creek Surgical Hospital | Amarillo, TX | Acute Care Hospitals | Proprietary | Not rated |
| Rankin Hospital Medical Clinic | Rankin, TX | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Reagan Memorial Hospital | Big Lake, TX | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Red River Hospital | Wichita Falls, TX | Psychiatric | Proprietary | Not rated |
| Reeves Regional Health | Pecos, TX | Critical Access Hospitals | Government - Hospital District or Authority | 2 stars |
| Refugio County Memorial Hospital | Refugio, TX | Critical Access Hospitals | Government - Hospital District or Authority | Not rated |
| Resolute Health Hospital | New Braunfels, TX | Acute Care Hospitals | Proprietary | 4 stars |
| Rice Medical Center | Eagle Lake, TX | Critical Access Hospitals | Proprietary | Not rated |
| Riceland Medical Center | Winnie, TX | Critical Access Hospitals | Proprietary | Not rated |
| Rio Grande Regional Hospital | McAllen, TX | Acute Care Hospitals | Proprietary | 4 stars |
| Rio Grande State Center | Harlingen, TX | Psychiatric | Government - State | Not rated |
| Rio Vista Behavioral Health | El Paso, TX | Psychiatric | Proprietary | Not rated |
| Rock Springs | Georgetown, TX | Psychiatric | Proprietary | Not rated |
| Rolling Plains Memorial Hospital | Sweetwater, TX | Acute Care Hospitals | Government - Hospital District or Authority | Not rated |
| Round Rock Medical Center | Round Rock, TX | Acute Care Hospitals | Proprietary | 3 stars |
| Rusk State Hosp | Rusk, TX | Psychiatric | Government - State | Not rated |
| Sabine County Hospital | Hemphill, TX | Critical Access Hospitals | Proprietary | Not rated |