- Houston Healthcare - Warner Robins
- Houston Methodist Baytown Hospital
- Houston Methodist Clear Lake Hospital
- Houston Methodist Continuing Care Hospital
- Houston Methodist Cypress
- Houston Methodist Hospital
- Houston Methodist Sugar Land Hospital
- Houston Methodist the Woodlands Hospital
- Houston Methodist West Hospital
- Houston Methodist Willowbrook Hospital
- Houston Physicians Hospital
- Howard County Medical Center
- Howard Memorial Hospital
- Howard University Hospital
- Howard Young Medical Center
- HPI Community Hospital - North Campus
- HPI Community Hospital - South Campus
- HPI Northwest Surgical Hospital
- HSHS Good Shepherd Hospital
- HSHS Holy Family Hospital
- HSHS St Anthonys Memorial Hospital
- HSHS St Clare Memorial Hospital
- HSHS St Elizabeths Hospital
- HSHS St Francis Hospital
- HSHS St Johns Hospital
- HSHS St Josephs Hospital - Breese
- HSHS St Josephs Hospital - Highland
- HSHS St Marys Hospital
- HSHS St Marys Hospital Medical Center
- HSHS St Nicholas Hospital