- Riverside Health Care System
- Riverside Health System
- Riverside University Health System
- Riverview Health
- Rochester Regional Health System
- Rogers Behavioral Health
- Roper St Francis Healthcare
- Rural Hospital Group
- Rural Wellness
- Rush Health Systems
- Rush System for Health
- Rutland Regional Health Services
- RWJBarnabas Health
- SageWest Health Care
- Saint Alphonsus Health System
- Saint Bernards Healthcare
- Saint Charles Health System
- Saint Clair Memorial Hospital
- Saint Clares Health
- Saint Elizabeth Healthcare
- Saint Francis Healthcare
- Saint Francis Healthcare System
- Saint Francis Health System
- Saint Josephs Candler Health System
- Saint Josephs Healthcare System
- Saint Josephs Medical Center
- Saint Lawrence Health System
- Saint Lukes Episcopal Presbyterian Hospital
- Saint Lukes Health System
- Saint Lukes Health System (KCMO)