| Ascension St Francis Hospital | Milwaukee, WI | Acute Care Hospitals | 3 stars |
| Ascension St John Broken Arrow | Broken Arrow, OK | Acute Care Hospitals | 4 stars |
| Ascension St John Jane Phillips | Bartlesville, OK | Acute Care Hospitals | 3 stars |
| Ascension St John Medical Center | Tulsa, OK | Acute Care Hospitals | 3 stars |
| Ascension St John Nowata | Nowata, OK | Critical Access Hospitals | Not rated |
| Ascension St John Sapulpa | Sapulpa, OK | Critical Access Hospitals | Not rated |
| Ascension St Vincent Anderson | Anderson, IN | Acute Care Hospitals | 2 stars |
| Ascension St Vincent Carmel | Carmel, IN | Acute Care Hospitals | 3 stars |
| Ascension St Vincent Clay | Brazil, IN | Critical Access Hospitals | Not rated |
| Ascension St Vincent Evansville | Evansville, IN | Acute Care Hospitals | 4 stars |
| Ascension St Vincent Fishers | Fishers, IN | Acute Care Hospitals | 4 stars |
| Ascension St Vincent Randolph | Winchester, IN | Critical Access Hospitals | Not rated |
| Ascension St Vincent Salem | Salem, IN | Critical Access Hospitals | Not rated |
| Ascension St Vincent Warrick | Boonville, IN | Critical Access Hospitals | Not rated |
| Ascension St Vincent's Clay County | Middleburg, FL | Acute Care Hospitals | 3 stars |
| Ascension St Vincent's Riverside | Jacksonville, FL | Acute Care Hospitals | 3 stars |
| Ascension St Vincent's Southside | Jacksonville, FL | Acute Care Hospitals | 4 stars |
| Ascension St Vincent's St Johns County | St. Johns, FL | Acute Care Hospitals | 4 stars |
| Ascension Via Christi Hospital Manhattan, Inc | Manhattan, KS | Acute Care Hospitals | 4 stars |
| Ascension Via Christi Hospitals Wichita, Inc. | Wichita, KS | Acute Care Hospitals | 2 stars |
| Ashe Memorial Hospital | Jefferson, NC | Critical Access Hospitals | 3 stars |
| Ashley County Medical Center | Crossett, AR | Critical Access Hospitals | 4 stars |
| Ashley Medical Center | Ashley, ND | Critical Access Hospitals | Not rated |
| Ashtabula County Medical Center | Ashtabula, OH | Acute Care Hospitals | 3 stars |
| Asociacion Hospital del Maestro, Inc | San Juan, PR | Acute Care Hospitals | Not rated |
| Aspire Health Partners | Orlando, FL | Psychiatric | Not rated |
| Aspirus Divine Savior Hospital | Portage, WI | Acute Care Hospitals | 3 stars |
| Aspirus Eagle River Hospital | Eagle River, WI | Critical Access Hospitals | Not rated |
| Aspirus Ironwood Hospital | Ironwood, MI | Critical Access Hospitals | Not rated |
| Aspirus Keweenaw Hospital and Clinics | Laurium, MI | Critical Access Hospitals | Not rated |
| Aspirus Lake View Hospital | Two Harbors, MN | Critical Access Hospitals | Not rated |
| Aspirus Medford Hospital & Clinics, Inc | Medford, WI | Critical Access Hospitals | Not rated |
| Aspirus Rhinelander Hospital | Rhinelander, WI | Acute Care Hospitals | 3 stars |
| Aspirus Riverview Hospital & Clinics Inc | Wisconsin Rapids, WI | Acute Care Hospitals | 3 stars |
| Aspirus Stanley Hospital | Stanley, WI | Critical Access Hospitals | Not rated |
| Aspirus Tomahawk Hospital | Tomahawk, WI | Critical Access Hospitals | Not rated |
| Assumption Community Hospital | Napoleonville, LA | Rural Emergency Hospital | Not rated |
| Assurance Health Cincinnati LLC | Cincinnati, OH | Psychiatric | Not rated |
| Astria Toppenish Hospital | Toppenish, WA | Acute Care Hospitals | Not rated |
| Athol Memorial Hospital | Athol, MA | Critical Access Hospitals | 2 stars |
| Athur M Blank Hospital | Atlanta, GA | Childrens | Not rated |
| Atlantic General Hospital | Berlin, MD | Acute Care Hospitals | 3 stars |
| Atlanticare Regional Medical Center - City Campus | Atlantic City, NJ | Acute Care Hospitals | 4 stars |
| Atrium Health Floyd Polk Medical Center | Cedartown, GA | Critical Access Hospitals | Not rated |
| Atrium Health Navicent Peach | Byron, GA | Critical Access Hospitals | 1 star |
| Atrium Medical Center | Franklin, OH | Acute Care Hospitals | 4 stars |
| Auburn Community Hospital | Auburn, NY | Acute Care Hospitals | 2 stars |
| Augusta Health | Fishersville, VA | Acute Care Hospitals | 4 stars |
| Aultman Orrville Hospital | Orrville, OH | Critical Access Hospitals | Not rated |
| Aurelia Osborn Fox Memorial Hospital | Oneonta, NY | Acute Care Hospitals | 3 stars |