| Abbreviation | Definition |
|---|---|
| HFT | mail code for NCTR (National Center for Toxicology Research) |
| HFV | Headquarters, FDA Veterinary; mail code for Center for Veterinary Medicine |
| HFZ | Headquarters, FDA code Z; mail code for Center for Devices and Radiological Health |
| Hgb | hemoglobin |
| HGH | Human Growth Hormone |
| HHE | Health Hazard Evaluation |
| HHI | Herth Hope Index |
| HHMI | Howard Hughes Medical Institute |
| HHSSERT | Health and Human Services Secretary's Emergency Response Team |
| HIBCC | Health Industry Business Communication Council |
| HIDE | High Impact Data Elements |
| HIMSS | Healthcare Information Management Systems Society |
| HIPAA | Health Insurance Portability and Accountability Act of 1996 |
| HIRAC | Hazard Identification Risk Assessment and Control Study |
| HISB | Health Informatics Standards Board |
| HISPC | Health Information Security and Privacy Collaboration |
| HITSP | Health Information Technology Standards Panel |
| HL7 | Health Level 7 |
| HLBT | Heat Labile Bacterial Toxin |
| HLGT | high level group term |