| Acronym | Definition |
|---|
| HCMA➣Hypertrophic Cardiomyopathy Association |
| HCMA➣Hillsborough County Medical Association (Florida) |
| HCMA➣Hospital Chaplains' Ministry of America (now Healthcare Chaplains Ministry Association; Placentia, CA) |
| HCMA➣Healthcare Communication and Marketing Association |
| HCMA➣Hartford County Medical Association (Connecticut) |
| HCMA➣Huron-Clinton Metropark Authority (Brighton, MI) |