- Lourdes Health
- Lovelace Medical Center
- Lovelace Regional Hospital
- Lovelace UNM Rehabilitation Hospital
- Lovelace Westside Hospital
- Lovelace Womens Hospital
- Lowell General Hospital - Main Campus
- Lowell General Hospital - Saints Campus
- Lower Bucks Hospital
- Lower Keys Medical Center
- Lower Umpqua Hospital
- Loyola Medicine Childrens Hospital
- Loyola University Medical Center
- LTACH CareOne at Hackensack University Medical Center - Pascack Valley
- LTACH CareOne at Saint Peters University Hospital
- LTACH CareOne at Trinitas Regional Medical Center
- Lubbock Heart & Surgical Hospital
- Lucas County Health Center
- Lucile Packard Childrens Hospital Stanford
- Luminis Health Anne Arundel Medical Center
- Luminis Health Doctors Community Medical Center
- Luminis Health J Kent Mcnew Family Medical Center
- Lutheran Childrens Hospital
- Lutheran Downtown Hospital
- Lutheran Hospital
- Lutheran Hospital
- Lutheran Kosciusko Hospital
- Lyndon B Johnson Hospital
- Lynn County Hospital
- Mackinac Straits Health System