| Abbreviation | Definition |
|---|---|
| HIRAM | Health Insurance Reinstating Alphabetic Master |
| HIRF | Health Infrastructure Renewal Fund |
| HIRMS | Health Information and Resource Management System |
| HIRS | Health Improvement Resource Service |
| HIRS | Health Information and Resource Services |
| HIRS | Health Information and Resources Service |
| HIRS | Health Information Resources and Services |
| HIS | Health Information System |
| HIS | Healthcare Infection Society |
| HIS | Healthcare Information System |
| HISAM | Healthcare Information Security Adoption Model |
| HISB | Health Information Seeking Behavior |
| HISC | Health Insurance Study Committee |
| HISC | Healthcare Innovation Steering Committee |
| HISI | Healthcare Informatics Society of Ireland |
| HISO | Health Informatics Students Organization |
| HISO | Health Information Standards Organisation |
| HISP | Health Information Services Provider |
| HISP | Health Information System Program |
| HISP | Health Information Systems Programme |