| Rhode Island Hospital | Providence, RI | Acute Care Hospitals | 4 stars |
| Richland Hospital | Richland Center, WI | Critical Access Hospitals | 1 star |
| Richmond University Medical Center | Staten Island, NY | Acute Care Hospitals | 1 star |
| Riddle Memorial Hospital | Media, PA | Acute Care Hospitals | 4 stars |
| Ridgecrest Regional Hospital | Ridgecrest, CA | Critical Access Hospitals | Not rated |
| Ridgeview Medical Center | Waconia, MN | Acute Care Hospitals | 4 stars |
| Ridgeview Psychiatric Hospital and Center | Oak Ridge, TN | Psychiatric | Not rated |
| Ridgeview Sibley Medical Center | Arlington, MN | Critical Access Hospitals | Not rated |
| Ripon Medical Center | Ripon, WI | Critical Access Hospitals | Not rated |
| River Falls Area Hospital | River Falls, WI | Critical Access Hospitals | 5 stars |
| River Hospital Clinics | Alexandria Bay, NY | Critical Access Hospitals | Not rated |
| Rivers Health | Point Pleasant, WV | Acute Care Hospitals | 1 star |
| Riverside Doctors' Hospital of Williamsburg | Williamsburg, VA | Acute Care Hospitals | 5 stars |
| Riverside Medical Center | Kankakee, IL | Acute Care Hospitals | 4 stars |
| Riverside Methodist Hospital | Columbus, OH | Acute Care Hospitals | 4 stars |
| Riverside Regional Medical Center | Newport News, VA | Acute Care Hospitals | 3 stars |
| Riverside Shore Memorial Hospital | Onancock, VA | Acute Care Hospitals | 3 stars |
| Riverside Walter Reed Hospital | Gloucester, VA | Acute Care Hospitals | 4 stars |
| Riverview Hospital | Crookston, MN | Critical Access Hospitals | Not rated |
| Riverview Medical Center | Red Bank, NJ | Acute Care Hospitals | 3 stars |
| Riverwood Healthcare Center | Aitkin, MN | Critical Access Hospitals | Not rated |
| Roane General Hospital | Spencer, WV | Critical Access Hospitals | Not rated |
| Robert Packer Hospital | Sayre, PA | Acute Care Hospitals | 2 stars |
| Robert Wood Johnson University Hospital | New Brunswick, NJ | Acute Care Hospitals | 2 stars |
| Robert Wood Johnson University Hospital - Somerset | Somerville, NJ | Acute Care Hospitals | 3 stars |
| Robert Wood Johnson University Hospital at Hamilton | Hamilton, NJ | Acute Care Hospitals | 4 stars |
| Robert Wood Johnson University Hospital at Rahway | Rahway, NJ | Acute Care Hospitals | 4 stars |
| Rochelle Community Hospital | Rochelle, IL | Critical Access Hospitals | Not rated |
| Rochester General Hospital | Rochester, NY | Acute Care Hospitals | 2 stars |
| Rockcastle County Hospital, Inc. | Mount Vernon, KY | Acute Care Hospitals | 2 stars |
| Roger Mills Memorial Hospital | Cheyenne, OK | Critical Access Hospitals | Not rated |
| Rogers Memorial Hospital | Oconomowoc, WI | Psychiatric | Not rated |
| Rolling Hills Psychiatric Hospital | Franklin, TN | Psychiatric | Not rated |
| Rome Memorial Hospital, Inc | Rome, NY | Acute Care Hospitals | 2 stars |
| Roosevelt Medical Center | Culbertson, MT | Critical Access Hospitals | Not rated |
| Roper Hospital | Charleston, SC | Acute Care Hospitals | 4 stars |
| Roper St Francis Hospital-Berkeley Inc | Summerville, SC | Acute Care Hospitals | 5 stars |
| Rosebud Health Care Center | Forsyth, MT | Critical Access Hospitals | Not rated |
| Roseland Community Hospital | Chicago, IL | Acute Care Hospitals | 1 star |
| Roundup Memorial Healthcare | Roundup, MT | Critical Access Hospitals | Not rated |
| Royal Oaks Hospital | Windsor, MO | Psychiatric | Not rated |
| Rush Oak Park Hospital | Oak Park, IL | Acute Care Hospitals | 4 stars |
| Rush University Medical Center | Chicago, IL | Acute Care Hospitals | 5 stars |
| Russell County Hospital | Lebanon, VA | Acute Care Hospitals | 4 stars |
| Russell Medical Center | Alexander City, AL | Acute Care Hospitals | 3 stars |
| Russell Regional Hospital | Russell, KS | Critical Access Hospitals | 3 stars |
| Rutland Regional Medical Center | Rutland, VT | Acute Care Hospitals | 3 stars |
| Ryder Memorial Hospital Inc | Humacao, PR | Acute Care Hospitals | Not rated |
| S E Lackey Memorial Hospital | Forest, MS | Critical Access Hospitals | Not rated |
| Sacred Heart Hospital | Pensacola, FL | Acute Care Hospitals | 4 stars |