- Greater Houston Radiation Oncology, Houston
- Greater Houston Radiation Oncology, Huntsville
- Greater Regional Medical Center
- Great Falls Clinic Hospital
- Great Plains Health
- Great Plains Regional Medical Center
- Great River Medical Center
- Greeley County Health Services
- Green Bay Hospital
- Green Bay Rehabilitation Hospital
- Greene County General Hospital
- Greene County Hospital
- Greene County Hospital
- Greene County Medical Center
- Greeneville Community Hospital
- Greenleaf Behavioral Health Hospital
- Greenwich Hospital
- Greenwood County Hospital
- Greenwood Leflore Hospital
- Greenwood Regional Rehabilitation Hospital
- Greystone Park Psychiatric Hospital
- Griffin Hospital
- Griffin Memorial Hospital
- Grisell Memorial Hospital
- Gritman Medical Center
- Grove Creek Medical Center
- Grove Hill Memorial Hospital
- Grover C Dils Medical Center
- Grundy County Memorial Hospital
- Guadalupe County Hospital