- Higgins General Hospital
- Highcrest Hospital Overland Park
- Highcrest Hospital Wichita Falls
- Highland - Clarksburg Hospital
- Highland Community Hospital
- Highland District Hospital
- Highland Hills Medical Center
- Highland Hospital
- Highland Hospital
- Highland Park Hospital
- Highlands ARH Regional Medical Center
- Highlands Behavioral Health System
- Highlands-Cashiers Hospital
- Highlands Medical Center
- Highland Springs
- Highpoint Health - Riverview with Ascension Saint Thomas
- Highpoint Health - Sumner with Ascension Saint Thomas
- Highpoint Health - Trousdale with Ascension Saint Thomas
- Highsmith-Rainey Specialty Hospital
- Hill Crest Behavioral Health Services
- Hillcrest Hospital
- Hillcrest Hospital Claremore
- Hillcrest Hospital Cushing
- Hillcrest Hospital Henryetta
- Hillcrest Hospital Pryor
- Hillcrest Hospital South
- Hillcrest Medical Center
- Hill Hospital of Sumter County
- Hill Regional Hospital
- Hillsboro Area Hospital