| Jeff Davis Hospital | Hazlehurst, GA | Critical Access Hospitals | Not rated |
| Jefferson Healthcare | Port Townsend, WA | Critical Access Hospitals | 3 stars |
| Jefferson Hospital | Louisville, GA | Acute Care Hospitals | Not rated |
| Jerold Phelps Community Hospital | Garberville, CA | Critical Access Hospitals | Not rated |
| John C Fremont Healthcare District | Mariposa, CA | Critical Access Hospitals | Not rated |
| Johnson County Healthcare Center | Buffalo, WY | Critical Access Hospitals | Not rated |
| Johnson Memorial Hospital | Dawson, MN | Critical Access Hospitals | Not rated |
| Johnston Health | Smithfield, NC | Acute Care Hospitals | 4 stars |
| JPS Health Network | Fort Worth, TX | Acute Care Hospitals | 4 stars |
| Kalkaska Memorial Health Center | Kalkaska, MI | Critical Access Hospitals | Not rated |
| Kane County Hospital | Kanab, UT | Critical Access Hospitals | Not rated |
| Kaweah Health Medical Center | Visalia, CA | Acute Care Hospitals | 3 stars |
| Keefe Memorial Hospital | Cheyenne Wells, CO | Critical Access Hospitals | Not rated |
| Keokuk County Health Center | Sigourney, IA | Critical Access Hospitals | Not rated |
| Kern Medical Center | Bakersfield, CA | Acute Care Hospitals | 1 star |
| Kern Valley Healthcare District | Lake Isabella, CA | Critical Access Hospitals | 3 stars |
| Kingman Regional Medical Center | Kingman, AZ | Acute Care Hospitals | 3 stars |
| Kiowa District Hospital | Kiowa, KS | Critical Access Hospitals | Not rated |
| Kit Carson County Memorial Hospital | Burlington, CO | Critical Access Hospitals | Not rated |
| Kittitas Valley Community Hospital | Ellensburg, WA | Critical Access Hospitals | Not rated |
| Klickitat Valley Hospital | Goldendale, WA | Critical Access Hospitals | Not rated |
| Kootenai Health | Coeur D'Alene, ID | Acute Care Hospitals | 4 stars |
| Lady of the Sea General Hospital | Cut Off, LA | Critical Access Hospitals | Not rated |
| Lake Chelan Community Hospital | Chelan, WA | Critical Access Hospitals | Not rated |
| Lake District Hospital | Lakeview, OR | Critical Access Hospitals | Not rated |
| Lakeside Medical Center | Belle Glade, FL | Acute Care Hospitals | Not rated |
| Lane County Hospital | Dighton, KS | Critical Access Hospitals | Not rated |
| Lane Regional Medical Center | Zachary, LA | Acute Care Hospitals | 3 stars |
| Lasalle General Hospital | Jena, LA | Acute Care Hospitals | 1 star |
| Lavaca Medical Center | Hallettsville, TX | Critical Access Hospitals | 4 stars |
| Lbj Tropical Medical Center | Pago Pago, AS | Acute Care Hospitals | Not rated |
| Lecom Health Corry Memorial Hospital | Corry, PA | Critical Access Hospitals | Not rated |
| Lee Memorial Hospital | Fort Myers, FL | Acute Care Hospitals | 5 stars |
| Lexington Regional Health Center | Lexington, NE | Critical Access Hospitals | Not rated |
| Liberty Dayton Regional Medical Center | Liberty, TX | Critical Access Hospitals | Not rated |
| Liberty Regional Medical Center | Hinesville, GA | Critical Access Hospitals | Not rated |
| Lillian M Hudspeth Memorial Hospital | Sonora, TX | Critical Access Hospitals | Not rated |
| Limestone Medical Center | Groesbeck, TX | Critical Access Hospitals | Not rated |
| Lincoln Hospital | Davenport, WA | Critical Access Hospitals | Not rated |
| Lindsay Municipal Hospital | Lindsay, OK | Acute Care Hospitals | Not rated |
| Lompoc Valley Medical Center | Lompoc, CA | Acute Care Hospitals | 1 star |
| Lost Rivers Medical Center | Arco, ID | Critical Access Hospitals | Not rated |
| Lower Umpqua Hospital District | Reedsport, OR | Critical Access Hospitals | Not rated |
| Lubbock Heart Hospital LP | Lubbock, TX | Acute Care Hospitals | 2 stars |
| Lynn County Hospital District | Tahoka, TX | Critical Access Hospitals | Not rated |
| Madison County Memorial Hospital | Madison, FL | Critical Access Hospitals | Not rated |
| Madison Parish Hospital | Tallulah, LA | Critical Access Hospitals | Not rated |
| Mammoth Hospital | Mammoth Lakes, CA | Critical Access Hospitals | Not rated |
| Mangum Regional Medical Center | Mangum, OK | Critical Access Hospitals | Not rated |
| Marinhealth Medical Center | Greenbrae, CA | Acute Care Hospitals | 5 stars |