| Kettering Health Main Campus | Kettering, OH | Acute Care Hospitals | 3 stars |
| Kettering Health Miamisburg | Miamisburg, OH | Acute Care Hospitals | 4 stars |
| Lafollette Medical Center | La Follette, TN | Acute Care Hospitals | 3 stars |
| Lake Huron Medical Center | Port Huron, MI | Acute Care Hospitals | 4 stars |
| Lakeside Behavioral Health System | Memphis, TN | Psychiatric | Not rated |
| Lakewood Health Center | Baudette, MN | Critical Access Hospitals | Not rated |
| Langlade Hospital | Antigo, WI | Critical Access Hospitals | Not rated |
| Loma Linda University Children's Hospital | Loma Linda, CA | Acute Care Hospitals | 3 stars |
| Lourdes Medical Center | Pasco, WA | Critical Access Hospitals | 3 stars |
| M Health Fairview Ridges Hospital | Burnsville, MN | Acute Care Hospitals | 4 stars |
| Marian Regional Medical Center | Santa Maria, CA | Acute Care Hospitals | 3 stars |
| Marshfield Medical Center | Marshfield, WI | Acute Care Hospitals | 1 star |
| Mayo Clinic Hlth Systm Franciscan Hlthcare Sparta | Sparta, WI | Critical Access Hospitals | Not rated |
| Mayo Clinic Hospital Rochester | Rochester, MN | Acute Care Hospitals | 5 stars |
| Memorial Healthcare System, Inc | Chattanooga, TN | Acute Care Hospitals | 5 stars |
| Mercy Gilbert Medical Center | Gilbert, AZ | Acute Care Hospitals | 5 stars |
| Mercy Health - Clermont Hospital | Batavia, OH | Acute Care Hospitals | 4 stars |
| Mercy Health - Lourdes Hospital | Paducah, KY | Acute Care Hospitals | 3 stars |
| Mercy Health - Tiffin Hospital | Tiffin, OH | Acute Care Hospitals | 3 stars |
| Mercy Health Saint Mary's | Grand Rapids, MI | Acute Care Hospitals | 3 stars |
| Mercy Hospital - Cassville | Cassville, MO | Critical Access Hospitals | Not rated |
| Mercy Hospital Ardmore, Inc | Ardmore, OK | Acute Care Hospitals | 4 stars |
| Mercy Hospital Aurora | Aurora, MO | Critical Access Hospitals | Not rated |
| Mercy Hospital Columbus | Columbus, KS | Critical Access Hospitals | Not rated |
| Mercy Hospital Joplin | Joplin, MO | Acute Care Hospitals | 1 star |
| Mercy Hospital Lebanon | Lebanon, MO | Acute Care Hospitals | 4 stars |
| Mercy Hospital Oklahoma City, Inc | Oklahoma City, OK | Acute Care Hospitals | 4 stars |
| Mercy Hospital Pittsburg, Inc | Pittsburg, KS | Acute Care Hospitals | 3 stars |
| Mercy Hospital Tishomingo Inc | Tishomingo, OK | Critical Access Hospitals | Not rated |
| Mercy Hospital, Inc | Moundridge, KS | Rural Emergency Hospital | Not rated |
| Mercy Medical Center | Rockville Centre, NY | Acute Care Hospitals | 5 stars |
| Mercy Medical Center - Cedar Rapids | Cedar Rapids, IA | Acute Care Hospitals | 4 stars |
| Mercy Medical Center Inc | Baltimore, MD | Acute Care Hospitals | 3 stars |
| Mercy Medical Center-New Hampton | New Hampton, IA | Critical Access Hospitals | Not rated |
| Mercy Regional Medical Center | Durango, CO | Acute Care Hospitals | 5 stars |
| Mercy St Vincent Medical Center | Toledo, OH | Acute Care Hospitals | 3 stars |
| Mercyone Dubuque Medical Center | Dubuque, IA | Acute Care Hospitals | 3 stars |
| Mercyone Waterloo Medical Center | Waterloo, IA | Acute Care Hospitals | 4 stars |
| Methodist Hospital Union County | Morganfield, KY | Critical Access Hospitals | Not rated |
| Methodist Hospitals of Memphis | Memphis, TN | Acute Care Hospitals | 3 stars |
| Mh St Elizabeth Youngstown Hospital | Youngstown, OH | Acute Care Hospitals | 3 stars |
| Mount Carmel Dublin | Dublin, OH | Acute Care Hospitals | Not rated |
| Mount Sinai West | New York, NY | Acute Care Hospitals | 4 stars |
| Munson Healthcare Cadillac Hospital | Cadillac, MI | Acute Care Hospitals | 4 stars |
| Munson Healthcare Grayling Hospital | Grayling, MI | Acute Care Hospitals | 3 stars |
| Mymichigan Medical Center Saginaw | Saginaw, MI | Acute Care Hospitals | 3 stars |
| Northern Light Mercy Hospital | Portland, ME | Acute Care Hospitals | 4 stars |
| Northwood Deaconess Health Center | Northwood, ND | Critical Access Hospitals | Not rated |
| OSF Heart of Mary Medical Center | Urbana, IL | Acute Care Hospitals | 3 stars |
| OSF Holy Family Medical Center | Monmouth, IL | Critical Access Hospitals | 4 stars |