- Lancaster General Hospital
- Lancaster Rehabilitation Hospital
- Landmann-Jungman Memorial Hospital Avera
- Landmark Hospital of Athens
- Landmark Hospital of Cape Girardeau
- Landmark Hospital of Columbia
- Landmark Hospital of Joplin
- Landmark Hospital of Savannah
- Landmark Hospital of Southwest Florida
- Landmark Medical Center
- Lane County Hospital
- Lane Regional Medical Center
- Langdon Prairie Health
- Lankenau Medical Center
- La Palma Intercommunity Hospital
- La Paz Regional Hospital
- La Rabida Childrens Hospital
- Laredo Medical Center
- Laredo Rehabilitation Hospital
- Laredo Specialty Hospital
- Larkin Community Hospital Behavioral Health Services
- Larkin Community Hospital Palm Springs Campus
- Larkin Community Hospital South Miami Campus
- Larned State Hospital
- Larry B. Zieverink, Sr. Alcoholism Treatment Center
- Larry D Johnson Heart & Vascular Institute at Memorial Hermann-Texas Medical Center
- LaSalle General Hospital
- Las Encinas Hospital
- Las Palmas Del Sol Rehabilitation Hospital East
- Las Palmas Medical Center