| Abbreviation | Definition |
|---|---|
| CNHH | College of Natural Health and Homeopathy |
| CNHH | College of Natural Health Homeopathy |
| CNHP | Certified Natural Health Practitioner |
| CNHS | Cherokee Nation Healthcare Services |
| CNHS | College of Natural and Health Sciences |
| CNISBHS | Church of North India, Synodical Board of Health Services |
| CNRHC | Central Nevada Rural Health Consortium |
| CNRHC | Central Newfoundland Regional Health Center |
| CNRHC | Central Newfoundland Regional Health Centre |
| COACH | County of Oxfordshire Advice on Care and Health |
| COAH | Center on Aging and Health |
| COCVAC | Central Oneida County Volunteer Ambulance Corps (Clark Mills, NY) |
| COFH | College Of Foot Health |
| COGH | Coordinating Office for Global Health |
| COGH | Coordinating Office of Global Health |
| COHA | Chapter Oral Health Advocates |
| COHA | Colgate Oral Health Advisor |
| COHC | Charter Oak Health Center |
| COHC | Columbia Oral Health Clinic |
| COHH | Centers for Oceans and Human Health |