- Inspira Health Center Bridgeton
- Inspira Medical Center Elmer
- Inspira Medical Center Mannington
- Inspira Medical Center Mullica Hill
- Inspira Medical Center Vineland
- Inspire Specialty Hospital
- Institute for Orthopaedic Surgery
- Integrative Medicine Center of Western Colorado
- INTEGRIS Baptist Medical Center
- INTEGRIS Baptist Medical Center Portland Avenue
- INTEGRIS Canadian Valley Hospital
- INTEGRIS Community Hospital at OKC West
- INTEGRIS Community Hospital - Council Crossing
- INTEGRIS Community Hospital - Del City
- INTEGRIS Community Hospital in Moore
- INTEGRIS Health Edmond Hospital
- INTEGRIS Health Enid Hospital
- INTEGRIS Health Grove Hospital
- INTEGRIS Health Ponca City Hospital
- INTEGRIS Health Woodward Hospital
- INTEGRIS Jim Thorpe Rehabilitation
- INTEGRIS Miami Hospital
- INTEGRIS Southwest Medical Center
- Intensive Specialty Hospital - Bossier City Campus
- Intensive Specialty Hospital - North Campus
- Intensive Specialty Hospital - Pierremont Campus
- Intensive Specialty Hospital - Shreveport Campus
- Interfaith Medical Center
- Intermountain Health Good Samaritan Hospital
- Intermountain Health Lutheran Hospital