- Kaweah Health Mental Health Hospital
- Kearney County Health Services Hospital
- Kearney Regional Medical Center
- Kearny County Hospital
- Keck Hospital of USC
- Kedren Health
- Keefe Memorial Hospital
- Keefe Memorial Hospital
- Keene Street Medical Center
- Kempsville Center for Behavioral Health
- Kenmore Mercy Hospital
- Kennedy Krieger Institute
- Kensington Hospital
- Kentfield Hospital
- Kentfield Hospital of San Francisco
- Kent Hospital
- Kentucky Childrens Hospital
- Kentucky River Medical Center
- Keokuk County Hospital & Clinics
- Keralty Hospital Miami
- Kern Medical
- Kern Valley Healthcare District
- Kerrville State Hospital
- Kessler Institute for Rehabilitation - Chester
- Kessler Institute for Rehabilitation - Marlton
- Kessler Institute for Rehabilitation - Saddle Brook
- Kessler Institute for Rehabilitation - West Orange
- Kettering Health Behavioral Medical Center
- Kettering Health Dayton
- Kettering Health Greene Memorial