| Osage Beach Center for Behavioral Health | Osage Beach, MO | Psychiatric | Not rated |
| Oss Orthopaedic Hospital | York, PA | Acute Care Hospitals | Not rated |
| Ottumwa Regional Health Center | Ottumwa, IA | Acute Care Hospitals | 2 stars |
| Our Lady of Fatima Hospital | North Providence, RI | Acute Care Hospitals | 3 stars |
| Overland Park Reg Med Ctr | Overland Park, KS | Acute Care Hospitals | 4 stars |
| Oviedo Medical Center | Oviedo, FL | Acute Care Hospitals | 3 stars |
| Pacific Grove Hospital | Riverside, CA | Psychiatric | Not rated |
| Pacifica Hospital of the Valley | Sun Valley, CA | Acute Care Hospitals | Not rated |
| Paintsville ARH Hospital | Paintsville, KY | Acute Care Hospitals | 2 stars |
| Palestine Regional Medical Center | Palestine, TX | Acute Care Hospitals | 1 star |
| Pali Momi Medical Center | Aiea, HI | Acute Care Hospitals | 4 stars |
| Palm Bay Hospital | Palm Bay, FL | Acute Care Hospitals | 3 stars |
| Palm Beach Gardens Medical Center | Palm Beach Gardens, FL | Acute Care Hospitals | 2 stars |
| Palm Point Behavioral Health | Titusville, FL | Psychiatric | Not rated |
| Palmdale Regional Medical Center | Palmdale, CA | Acute Care Hospitals | 3 stars |
| Palmetto General Hospital | Hialeah, FL | Acute Care Hospitals | 2 stars |
| Palmetto Lowcountry Behavioral Health | Charleston, SC | Psychiatric | Not rated |
| Palms Behavioral Health | Harlingen, TX | Psychiatric | Not rated |
| Panola Medical Center | Batesville, MS | Rural Emergency Hospital | Not rated |
| Paradise Valley Hospital | National City, CA | Acute Care Hospitals | 3 stars |
| Paris Regional Medical Center | Paris, TX | Acute Care Hospitals | 1 star |
| Park City Hospital | Park City, UT | Acute Care Hospitals | 5 stars |
| Park Place Surgical Hospital | Lafayette, LA | Acute Care Hospitals | Not rated |
| Park Royal Hospital | Fort Myers, FL | Psychiatric | Not rated |
| Parkland Medical Center | Derry, NH | Acute Care Hospitals | 4 stars |
| Parkridge Medical Center | Chattanooga, TN | Acute Care Hospitals | 4 stars |
| Parkview Community Hospital Medical Center | Riverside, CA | Acute Care Hospitals | 3 stars |
| Parkview Regional Hospital | Mexia, TX | Acute Care Hospitals | Not rated |
| Parkwood Behavioral Health System | Olive Branch, MS | Psychiatric | Not rated |
| Patients' Hospital of Redding | Redding, CA | Acute Care Hospitals | Not rated |
| Peachford Behavioral Health System of Atlanta | Atlanta, GA | Psychiatric | Not rated |
| Peak Behavioral Health Services, LLC | Santa Teresa, NM | Psychiatric | Not rated |
| Peak View Behavioral Health | Colorado Springs, CO | Psychiatric | Not rated |
| Pennsylvania Psychiatric Institute | Harrisburg, PA | Psychiatric | Not rated |
| Perimeter Behavioral Center of Jackson | Jackson, TN | Psychiatric | Not rated |
| Perimeter Behavioral Hospital of Arlington | Arlington, TX | Psychiatric | Not rated |
| Perimeter Behavioral Hospital of Dallas | Garland, TX | Psychiatric | Not rated |
| Perimeter Behavioral Hospital of New Orleans | Kenner, LA | Psychiatric | Not rated |
| Perimeter Behavioral Hospital of Springfield | Springfield, MO | Psychiatric | Not rated |
| Person Memorial Hospital | Roxboro, NC | Acute Care Hospitals | 3 stars |
| Phoenix Medical Psychiatric Hospital, LLC | Phoenix, AZ | Psychiatric | Not rated |
| Physicians Behavioral Hospital | Shreveport, LA | Psychiatric | Not rated |
| Physicians Centre,the | Bryan, TX | Acute Care Hospitals | Not rated |
| Physicians Regional Medical Center | Powell, TN | Acute Care Hospitals | 3 stars |
| Physicians Regional Medical Center - Pine Ridge | Naples, FL | Acute Care Hospitals | 2 stars |
| Piedmont Columbus Regional Northside | Columbus, GA | Acute Care Hospitals | 5 stars |
| Piedmont Eastside Medical Center | Snellville, GA | Acute Care Hospitals | 2 stars |
| Piedmont Macon North Hospital | Macon, GA | Acute Care Hospitals | 4 stars |
| Piedmont Medical Center | Rock Hill, SC | Acute Care Hospitals | 2 stars |
| Piedmont Rockdale Hospital | Conyers, GA | Acute Care Hospitals | 3 stars |