| Abbreviation | Definition |
|---|---|
| HMRM | Hospital Municipal Rocha Maia |
| HMS | Home Medical Service |
| HMSC | Hua Mei Seniors Clinic |
| HMSJ | Hospital Municipal Sao Jose |
| HMSO | Highline Medical Services Organization |
| HMSS | Hospital Management Systems Society |
| HMSW | Harris Methodist SouthWest Hospital |
| HMT | Heavy Metal Toxicity |
| HMU | Hospital Medicine Unit |
| HNAC | Healthcare Network Advisory Committee |
| HNDAC | Hospital Nacional Daniel Alcides Carrion (Spanish: Daniel Alcides Carrion National Hospital; Bellavista, Callao, Peru) |
| HNF | hospice nursing facility |
| HNH | Holy Name Hospital |
| HNI | Hospital Nueva Imperial |
| HNO | Hospital Nobo Otrobanda |
| HNP | Herniated Nucleus Propulsus |
| HNR | Hospital Nereu Ramos |
| HNSD | Hospital Nossa Senhora das Dores |
| HNSF | Hospital Nossa Senhora de Fátima |
| HNSP | Hospital Non Specialist Program |