| Abbreviation | Definition |
|---|---|
| CHAOS | Changing Health And Offering Solutions |
| CHAP | Community Health Alliance of Pasadena |
| CHAP | Community Healthcare Access Program |
| CHAP | Comprehensive Health Assessment Program |
| CHAP | Cuyahoga Health Access Partnership |
| CHAPO | Cambridge Health Alliance Physicians Organization |
| CHAS | Center For Health Administration Studies |
| CHAS | Community Health Assistance Scheme |
| CHASE | Complete Health and Safety Evaluation |
| CHASS | Community Health and Social Services |
| CHAT | Community and Health Awareness Teaching |
| CHATR | Cities Health and Active Transportation Research |
| CHATR | Communication in Health And Technology Research |
| CHATR | Community Health And Technical Resources |
| CHAU | Community Health Assessment Unit |
| CHB | Cardiovascular Health Branch |
| CHBD | Circumpolar Health Bibliographic Database |
| CHBS | Community Health Behavioral Services |
| CHC | Canadian Health Coalition |
| CHC | Centre For Health Care |