| Washington Hospital, the | Washington, PA | Acute Care Hospitals | 4 stars |
| Washington Regional Medical Center | Fayetteville, AR | Acute Care Hospitals | 4 stars |
| Watertown Memorial Hospital | Watertown, WI | Acute Care Hospitals | 3 stars |
| Waukesha Memorial Hospital | Waukesha, WI | Acute Care Hospitals | 4 stars |
| Waupun Memorial Hospital | Waupun, WI | Critical Access Hospitals | 5 stars |
| Wayne County Hospital | Monticello, KY | Critical Access Hospitals | Not rated |
| Wayne Hospital | Greenville, OH | Critical Access Hospitals | Not rated |
| Wayne Memorial Hospital | Honesdale, PA | Acute Care Hospitals | 2 stars |
| Webster Memorial Hospital | Webster Springs, WV | Critical Access Hospitals | Not rated |
| Weeks Medical Center | Lancaster, NH | Critical Access Hospitals | Not rated |
| Wellfound Behavioral Health Hospital | Tacoma, WA | Psychiatric | Not rated |
| Wellmont Holston Valley Medical Center | Kingsport, TN | Acute Care Hospitals | 2 stars |
| Wellspan Chambersburg Hospital | Chambersburg, PA | Acute Care Hospitals | 4 stars |
| Wellspan Evangelical Community Hospital | Lewisburg, PA | Acute Care Hospitals | 4 stars |
| Wellspan Good Samaritan Hospital | Lebanon, PA | Acute Care Hospitals | 5 stars |
| Wellspan Surgery and Rehabilitation Hospital | York, PA | Acute Care Hospitals | Not rated |
| Wellspan Waynesboro Hospital | Waynesboro, PA | Acute Care Hospitals | 4 stars |
| Wellspan York Hospital | York, PA | Acute Care Hospitals | 4 stars |
| Wellstar Douglas Medical Center | Douglasville, GA | Acute Care Hospitals | 3 stars |
| Wellstar Mcg Health, Affiliated with Med Col | Augusta, GA | Acute Care Hospitals | 1 star |
| Wellstar Spalding Medical Center | Griffin, GA | Acute Care Hospitals | 2 stars |
| Wellstar Sylvan Grove Medical Center | Jackson, GA | Critical Access Hospitals | Not rated |
| Wellstar West Georgia Medical Center | Lagrange, GA | Acute Care Hospitals | 5 stars |
| Wentworth-Douglass Hospital | Dover, NH | Acute Care Hospitals | 4 stars |
| West Allis Memorial Hospital | West Allis, WI | Acute Care Hospitals | 4 stars |
| West Chester Hospital | West Chester, OH | Acute Care Hospitals | 3 stars |
| West Holt Memorial Hospital | Atkinson, NE | Critical Access Hospitals | Not rated |
| West Jefferson Medical Center | Marrero, LA | Acute Care Hospitals | 3 stars |
| West Jersey Hospital | Voorhees, NJ | Acute Care Hospitals | 3 stars |
| West Kendall Baptist Hospital | Miami, FL | Acute Care Hospitals | 5 stars |
| West Penn Hospital | Pittsburgh, PA | Acute Care Hospitals | 3 stars |
| West River Regional Medical Center | Hettinger, ND | Critical Access Hospitals | 4 stars |
| West Virginia University Hospitals, Inc | Morgantown, WV | Acute Care Hospitals | 3 stars |
| Westerly Hospital | Westerly, RI | Acute Care Hospitals | 4 stars |
| Western Maryland Regional Medical Center | Cumberland, MD | Acute Care Hospitals | 4 stars |
| Western Wisconsin Health | Baldwin, WI | Critical Access Hospitals | Not rated |
| Westfield Memorial Hospital, Inc | Westfield, NY | Acute Care Hospitals | Not rated |
| Westfield Memorial Hospital, Inc | Westfield, NY | Rural Emergency Hospital | Not rated |
| Westfields Hospital and Clinic | New Richmond, WI | Critical Access Hospitals | 4 stars |
| Wheatland Memorial Hospital | Harlowton, MT | Critical Access Hospitals | Not rated |
| White County Medical Center | Searcy, AR | Acute Care Hospitals | 2 stars |
| White Mountain Regional Medical Center | Springerville, AZ | Critical Access Hospitals | Not rated |
| White Plains Hospital Center | White Plains, NY | Acute Care Hospitals | 5 stars |
| White River Medical Center | Batesville, AR | Acute Care Hospitals | 3 stars |
| Willamette Valley Medical Center | McMinnville, OR | Acute Care Hospitals | 2 stars |
| Williamson Memorial Inc | Williamson, WV | Acute Care Hospitals | Not rated |
| Willis Knighton Medical Center | Shreveport, LA | Acute Care Hospitals | 3 stars |
| Wills Eye Hospital | Philadelphia, PA | Acute Care Hospitals | Not rated |
| Wilmington Treatment Center | Wilmington, NC | Acute Care Hospitals | Not rated |
| Wilson Medical Center | Wilson, NC | Acute Care Hospitals | 1 star |