- HealthAlliance of Hudson Valley
- Healthcare District of Palm Beach County
- Healthcare Systems of America
- Health First
- Health & Hospital Corporation of Marion County
- HealthPartners
- Heights Healthcare of Texas
- Helen Keller Hospital Health System
- Hendrick Health System
- Hendricks Regional Health
- Hennepin Health Care System
- Henry County Hospital
- Henry Ford Health System
- Heritage Valley Health System
- Heywood Healthcare
- Highpoint Health System
- Hillcrest HealthCare System
- Hilton Head Regional Healthcare
- Hoag Memorial Hospital Presbyterian
- Holland Hospital
- Holy Cross Health
- Holy Redeemer Health System
- Holzer Health System
- HonorHealth
- Horizon Medical Center
- Hospital District #6
- Hospital Sisters Health System
- Houston Healthcare
- Houston Methodist
- HPI Community Hospital