- Huntington Hospital
- Huntington Hospital
- Hunt Regional Medical Center
- Huntsman Mental Health Institute
- Huntsman Mental Health Institute Crisis Care Center
- Huntsville Hospital
- Huntsville Hospital for Women & Children
- Huntsville Memorial Hospital
- Hurley Medical Center
- Huron Regional Medical Center
- Hutchings Psychiatric Center
- Hutchinson Health Hospital
- Hutchinson Regional Medical Center
- Iberia Medical Center - Main Campus
- Iberia Medical Center - North Campus
- Idaho Falls Community Hospital
- Illini Community Hospital
- Incline Village Community Hospital
- Incompass Healthcare
- Independence Mental Health Institute
- Indiana Center for Recovery
- Indianapolis Rehabilitation Hospital
- Indiana Regional Medical Center
- Indiana Spine Hospital
- Indianhead Medical Center
- Indian Path Community Hospital
- Infirmary LTAC Hospital
- Inland Northwest Behavioral Health
- Inland Valley Medical Center
- Inova Alexandria Hospital