| Sanford Medical Center Aberdeen | Aberdeen, SD | Acute Care Hospitals | 4 stars |
| Sanford Medical Center Bismarck | Bismarck, ND | Acute Care Hospitals | 4 stars |
| Sanford Medical Center Fargo | Fargo, ND | Acute Care Hospitals | 4 stars |
| Sanford Sheldon Medical Center | Sheldon, IA | Critical Access Hospitals | Not rated |
| Sanford Thief River Falls Medical Center | Thief River Falls, MN | Critical Access Hospitals | Not rated |
| Sanford Tracy Medical Center | Tracy, MN | Critical Access Hospitals | Not rated |
| Sanford Usd Medical Center | Sioux Falls, SD | Acute Care Hospitals | 5 stars |
| Sanford Vermillion Medical Center | Vermillion, SD | Critical Access Hospitals | Not rated |
| Sanford Westbrook Medical Center | Westbrook, MN | Critical Access Hospitals | Not rated |
| Sanford Wheaton Medical Center | Wheaton, MN | Critical Access Hospitals | Not rated |
| Sanford Worthington Medical Center | Worthington, MN | Acute Care Hospitals | 4 stars |
| Santa Barbara Cottage Hospital | Santa Barbara, CA | Acute Care Hospitals | 4 stars |
| Santa Monica - UCLA Med Ctr & Orthopaedic Hospital | Santa Monica, CA | Acute Care Hospitals | 5 stars |
| Santa Ynez Valley Cottage Hospital | Solvang, CA | Critical Access Hospitals | Not rated |
| Santiam Hospital & Clinics | Stayton, OR | Acute Care Hospitals | Not rated |
| Sarah Bush Lincoln Health Center | Mattoon, IL | Acute Care Hospitals | 3 stars |
| Saratoga Hospital | Saratoga Springs, NY | Acute Care Hospitals | 3 stars |
| Sauk Prairie Hospital | Prairie du Sac, WI | Acute Care Hospitals | 5 stars |
| Schuyler Hospital | Montour Falls, NY | Critical Access Hospitals | Not rated |
| Schuylkill Medical Center - South Jackson Street | Pottsville, PA | Acute Care Hospitals | 4 stars |
| Scotland Memorial Hospital | Laurinburg, NC | Acute Care Hospitals | 3 stars |
| Scott County Hospital | Scott City, KS | Critical Access Hospitals | 2 stars |
| Scripps Memorial Hospital - Encinitas | Encinitas, CA | Acute Care Hospitals | 4 stars |
| Scripps Mercy Hospital | San Diego, CA | Acute Care Hospitals | 4 stars |
| Seattle Children's Hospital | Seattle, WA | Childrens | Not rated |
| Selby General Hospital | Marietta, OH | Critical Access Hospitals | Not rated |
| Self Regional Healthcare | Greenwood, SC | Acute Care Hospitals | 4 stars |
| Sentara Careplex Hospital | Hampton, VA | Acute Care Hospitals | 4 stars |
| Sentara Halifax Regional Hospital | South Boston, VA | Acute Care Hospitals | 3 stars |
| Sentara Martha Jefferson Hospital | Charlottesville, VA | Acute Care Hospitals | 4 stars |
| Sentara Northern Virginia Medical Center | Woodbridge, VA | Acute Care Hospitals | 3 stars |
| Sentara Rmh Medical Center | Harrisonburg, VA | Acute Care Hospitals | 5 stars |
| Sentara Williamsburg Regional Medical Center | Williamsburg, VA | Acute Care Hospitals | 5 stars |
| Sequoia Hospital | Redwood City, CA | Acute Care Hospitals | 5 stars |
| Shands Jacksonville | Jacksonville, FL | Acute Care Hospitals | 4 stars |
| Shannon Medical Center | San Angelo, TX | Acute Care Hospitals | 3 stars |
| Sharp Memorial Hospital | San Diego, CA | Acute Care Hospitals | 4 stars |
| Sharp Mesa Vista Hospital | San Diego, CA | Psychiatric | Not rated |
| Shelby Baptist Medical Center | Alabaster, AL | Acute Care Hospitals | 2 stars |
| Shenandoah Medical Center | Shenandoah, IA | Critical Access Hospitals | Not rated |
| Shenandoah Memorial Hospital | Woodstock, VA | Critical Access Hospitals | 3 stars |
| Sheppard and Enoch Pratt Hospital, the | Baltimore, MD | Psychiatric | Not rated |
| Sheridan Community Hospital | Sheridan, MI | Critical Access Hospitals | Not rated |
| Sheridan Memorial Hosptial | Plentywood, MT | Critical Access Hospitals | Not rated |
| Sherman Oaks Hospital | Sherman Oaks, CA | Acute Care Hospitals | 2 stars |
| Shodair Children's Hospital | Helena, MT | Psychiatric | Not rated |
| Shore Medical Center | Somers Point, NJ | Acute Care Hospitals | 3 stars |
| Shriners Hospital for Children | Honolulu, HI | Childrens | Not rated |
| Shriners Hospital for Children | Chicago, IL | Childrens | Not rated |
| Shriners Hospital for Children | Spokane, WA | Childrens | Not rated |