| Abbreviation | Definition |
|---|---|
| HDDS | Hospital Discharge Data System |
| HDF | Hotel-Dieu de France |
| HDH | Harney District Hospital |
| HDH | Highland District Hospital |
| HDH | Housing Dining Hospitality |
| HDIF | Healthcare Data Interpretation Facility |
| HDJ | Hospitalisation de Jour |
| HDP | Hospitality Design Partnership |
| HDS | Hypodermic Disposal Systems |
| HDU | High Dependency Unit |
| HEAR | Hospital Emergency Ambulance Radio |
| HEDDS | Hospital Emergency Department Data System |
| HEICS | Hospital Emergency Incident Command System |
| HELLP | Hemolytic anemia, elevated liver enzymes and low platelet count syndrome |
| HELP | Helping Every Lost Practitioner |
| HELP | Hospital Elder Life Program |
| HEM | Hospital de Especialidades de Monclova |
| HEMS | Helicopter Emergency Medical Services |
| HEN | Hospital Engagement Network |
| HEN | hospital engagement network |