- Hackensack Meridian Health Carrier Clinic
- Hackensack Meridian Health Mountainside Medical Center
- Hackensack Meridian Health Pascack Valley Medical Center
- Hackensack University Medical Center
- Hackettstown Medical Center
- Halcyon Health Direct Primary Care
- Hale County Hospital
- Hale Hoola Hamakua
- Halifax Medical Center
- Hallmark Youthcare - Richmond
- Hamilton Center Inc.
- Hamilton County Hospital
- Hamilton General Hospital
- Hamilton Medical Center
- Hamilton Memorial Hospital
- Hamlin Memorial Hospital
- Hammond-Henry Hospital
- Hammond Surgical L.L.C.
- Hampshire Memorial Hospital
- Hampstead Hospital
- Hampton Hospital
- Hampton Regional Medical Center
- Hancock County Hospital
- Hancock County Memorial Hospital
- Hancock Regional Hospital
- Hannibal Regional Healthcare System
- Hanover Hospital
- Hansen Family Hospital
- Hansford County Hospital District
- Hans P Peterson Memorial Hospital