- Columbus Springs Dublin
- Columbus Springs East
- Colusa Medical Center
- Comanche County Hospital
- Comanche County Medical Center
- Comanche County Memorial Hospital
- Commonwealth Center for Children & Adolescents
- Commonwealth Health Center
- Commonwealth Regional Specialty Hospital
- Community Behavioral Health Center
- Community Behavioral Health Hospital - Alexandria
- Community Behavioral Health Hospital - Annandale
- Community Behavioral Health Hospital - Baxter
- Community Behavioral Health Hospital - Bemidji
- Community Behavioral Health Hospital - Fergus Falls
- Community Behavioral Health Hospital - Rochester
- Community Care Hospital
- Community Digestive Center
- Community Endoscopy Center
- Community Fairbanks Recovery Center
- Community First Medical Center
- Community Heart and Vascular Hospital
- Community Hospital
- Community Hospital
- Community Hospital
- Community Hospital
- Community Hospital
- Community Hospital Anderson
- Community Hospital East
- Community Hospital Fairfax