| Stormont Vail Health Flint Hills, LLC | Junction City, KS | Acute Care Hospitals | 4 stars |
| Stormont Vail Hospital | Topeka, KS | Acute Care Hospitals | 4 stars |
| Stoughton Hospital | Stoughton, WI | Critical Access Hospitals | 3 stars |
| Straith Hospital for Special Surgery | Southfield, MI | Acute Care Hospitals | Not rated |
| Strong Memorial Hospital | Rochester, NY | Acute Care Hospitals | 3 stars |
| Suburban Community Hospital | Norristown, PA | Acute Care Hospitals | 4 stars |
| Suburban Hospital | Bethesda, MD | Acute Care Hospitals | 4 stars |
| Summa Health System | Akron, OH | Acute Care Hospitals | 3 stars |
| Summers County ARH Hospital | Hinton, WV | Critical Access Hospitals | Not rated |
| Summersville Regional Medical Center | Summersville, WV | Critical Access Hospitals | 2 stars |
| Summit Healthcare Regional Medical Center | Show Low, AZ | Acute Care Hospitals | 4 stars |
| Sun Behavioral Columbus | Columbus, OH | Psychiatric | Not rated |
| Sunnyview Hospital and Rehabilitation Center | Schenectady, NY | Acute Care Hospitals | Not rated |
| Susan B Allen Memorial Hospital | El Dorado, KS | Acute Care Hospitals | Not rated |
| Sutter Amador Hospital | Jackson, CA | Acute Care Hospitals | 4 stars |
| Sutter Auburn Faith Hospital | Auburn, CA | Acute Care Hospitals | 5 stars |
| Sutter Center for Psychiatry | Sacramento, CA | Psychiatric | Not rated |
| Sutter Davis Hospital | Davis, CA | Acute Care Hospitals | 4 stars |
| Sutter Delta Medical Center | Antioch, CA | Acute Care Hospitals | 3 stars |
| Sutter Lakeside Hospital | Lakeport, CA | Critical Access Hospitals | 4 stars |
| Sutter Maternity & Surgery Center of Santa Cruz | Santa Cruz, CA | Acute Care Hospitals | Not rated |
| Sutter Medical Center, Sacramento | Sacramento, CA | Acute Care Hospitals | 4 stars |
| Sutter Roseville Medical Center | Roseville, CA | Acute Care Hospitals | 5 stars |
| Sutter Solano Medical Center | Vallejo, CA | Acute Care Hospitals | 3 stars |
| Swedish Edmonds Hospital | Edmonds, WA | Acute Care Hospitals | 3 stars |
| Swedish Issaquah | Issaquah, WA | Acute Care Hospitals | 4 stars |
| Swedish Medical Center | Seattle, WA | Acute Care Hospitals | 4 stars |
| Sweetwater Hospital Association | Sweetwater, TN | Acute Care Hospitals | 1 star |
| Swisher Memorial Hospital | Tulia, TX | Critical Access Hospitals | Not rated |
| Sycamore Shoals Hospital | Elizabethton, TN | Acute Care Hospitals | 2 stars |
| Syringa General Hospital | Grangeville, ID | Critical Access Hospitals | Not rated |
| Tacoma General Allenmore Hospital | Tacoma, WA | Acute Care Hospitals | 2 stars |
| Tallahassee Memorial Healthcare | Tallahassee, FL | Acute Care Hospitals | 3 stars |
| Tamarack Health Ashland Medical Center | Ashland, WI | Critical Access Hospitals | 3 stars |
| Tamarack Health Hayward Medical Center | Hayward, WI | Critical Access Hospitals | 4 stars |
| Tampa General Hospital | Tampa, FL | Acute Care Hospitals | 3 stars |
| Tampa General Hospital Crystal River | Crystal River, FL | Acute Care Hospitals | 2 stars |
| Tarzana Treatment Center | Tarzana, CA | Psychiatric | Not rated |
| Taylor Regional Hospital | Hawkinsville, GA | Acute Care Hospitals | Not rated |
| Taylorville Memorial Hospital | Taylorville, IL | Critical Access Hospitals | 2 stars |
| Temple Health - Chestnut Hill Hospital | Philadelphia, PA | Acute Care Hospitals | 2 stars |
| Temple University Hospital | Philadelphia, PA | Acute Care Hospitals | 4 stars |
| Teton Valley Hospital | Driggs, ID | Critical Access Hospitals | Not rated |
| Texas Childrens Hospital | Houston, TX | Childrens | Not rated |
| Texas Childrens Hospital North Austin Campus | Austin, TX | Childrens | Not rated |
| Texas Health Arlington Memorial Hospital | Arlington, TX | Acute Care Hospitals | 4 stars |
| Texas Health Harris Methodist Fort Worth | Fort Worth, TX | Acute Care Hospitals | 4 stars |
| Texas Health Harris Methodist Hospital Alliance | Fort Worth, TX | Acute Care Hospitals | 5 stars |
| Texas Health Harris Methodist Hospital Azle | Azle, TX | Acute Care Hospitals | 4 stars |
| Texas Health Harris Methodist Hospital Cleburne | Cleburne, TX | Acute Care Hospitals | 5 stars |