| ASCENSION ST VINCENT JENNINGS NORTH VERNON, IN | NORTH VERNON | IN | Critical Access Hospitals | N/A | Yes |
| ASCENSION ST VINCENT KOKOMO KOKOMO, IN | KOKOMO | IN | Acute Care Hospitals | 3 | Yes |
| ASCENSION ST VINCENT MERCY ELWOOD, IN | ELWOOD | IN | Critical Access Hospitals | N/A | Yes |
| ASCENSION ST VINCENT RANDOLPH WINCHESTER, IN | WINCHESTER | IN | Critical Access Hospitals | N/A | Yes |
| ASCENSION ST VINCENT SALEM SALEM, IN | SALEM | IN | Critical Access Hospitals | N/A | Yes |
| ASCENSION ST VINCENT WARRICK BOONVILLE, IN | BOONVILLE | IN | Critical Access Hospitals | N/A | Yes |
| ASCENSION ST VINCENT WILLIAMSPORT WILLIAMSPORT, IN | WILLIAMSPORT | IN | Critical Access Hospitals | 3 | Yes |
| ASCENSION ST VINCENT'S CLAY COUNTY MIDDLEBURG, FL | MIDDLEBURG | FL | Acute Care Hospitals | 3 | Yes |
| ASCENSION ST VINCENT'S RIVERSIDE JACKSONVILLE, FL | JACKSONVILLE | FL | Acute Care Hospitals | 2 | Yes |
| ASCENSION ST VINCENT'S SOUTHSIDE JACKSONVILLE, FL | JACKSONVILLE | FL | Acute Care Hospitals | 4 | Yes |
| ASCENSION ST VINCENT'S ST JOHNS COUNTY ST. JOHNS, FL | ST. JOHNS | FL | Acute Care Hospitals | N/A | Yes |
| ASCENSION VIA CHRISTI HOSPITAL MANHATTAN, INC MANHATTAN, KS | MANHATTAN | KS | Acute Care Hospitals | 4 | Yes |
| ASCENSION VIA CHRISTI HOSPITALS WICHITA, INC. WICHITA, KS | WICHITA | KS | Acute Care Hospitals | 3 | Yes |
| ASCENSION WISCONSIN HOSP MENOMONEE FALLS CAMPUS MENOMONEE FALLS, WI | MENOMONEE FALLS | WI | Acute Care Hospitals | N/A | Yes |
| ASCENTIST HOSPITAL LLC LEAWOOD, KS | LEAWOOD | KS | Acute Care Hospitals | N/A | No |
| ASEM SAN JUAN, PR | SAN JUAN | PR | Acute Care Hospitals | N/A | Yes |
| ASHE MEMORIAL HOSPITAL JEFFERSON, NC | JEFFERSON | NC | Critical Access Hospitals | 3 | Yes |
| ASHEVILLE-OTEEN VA MEDICAL CENTER ASHEVILLE, NC | ASHEVILLE | NC | Acute Care - Veterans Administration | 5 | Yes |
| ASHLAND HEALTH CENTER ASHLAND, KS | ASHLAND | KS | Critical Access Hospitals | N/A | Yes |
| ASHLEY COUNTY MEDICAL CENTER CROSSETT, AR | CROSSETT | AR | Critical Access Hospitals | 3 | Yes |
| ASHLEY MEDICAL CENTER ASHLEY, ND | ASHLEY | ND | Critical Access Hospitals | N/A | Yes |
| ASHLEY REGIONAL MEDICAL CENTER VERNAL, UT | VERNAL | UT | Acute Care Hospitals | N/A | Yes |
| ASHTABULA COUNTY MEDICAL CENTER ASHTABULA, OH | ASHTABULA | OH | Acute Care Hospitals | 3 | Yes |
| ASOCIACION HOSPITAL DEL MAESTRO, INC SAN JUAN, PR | SAN JUAN | PR | Acute Care Hospitals | N/A | Yes |
| ASPEN GROVE BEHAVIORAL HOSPITAL OREM, UT | OREM | UT | Psychiatric | N/A | No |
| ASPEN HILLS HEALTHCARE CENTER PEMBERTON, NJ | PEMBERTON | NJ | Psychiatric | N/A | No |
| ASPEN VALLEY HOSPITAL ASPEN, CO | ASPEN | CO | Critical Access Hospitals | N/A | Yes |
| ASPIRE HEALTH PARTNERS ORLANDO, FL | ORLANDO | FL | Psychiatric | N/A | No |
| ASPIRE HOSPITAL CONROE, TX | CONROE | TX | Acute Care Hospitals | N/A | No |
| ASPIRUS DIVINE SAVIOR HOSPITAL PORTAGE, WI | PORTAGE | WI | Acute Care Hospitals | 3 | Yes |
| ASPIRUS EAGLE RIVER HOSPITAL EAGLE RIVER, WI | EAGLE RIVER | WI | Critical Access Hospitals | N/A | Yes |
| ASPIRUS IRON RIVER HOSPITAL & CLINICS, INC IRON RIVER, MI | IRON RIVER | MI | Critical Access Hospitals | N/A | Yes |
| ASPIRUS IRONWOOD HOSPITAL IRONWOOD, MI | IRONWOOD | MI | Critical Access Hospitals | N/A | Yes |
| ASPIRUS KEWEENAW HOSPITAL AND CLINICS LAURIUM, MI | LAURIUM | MI | Critical Access Hospitals | N/A | Yes |
| ASPIRUS MEDFORD HOSPITAL & CLINICS, INC MEDFORD, WI | MEDFORD | WI | Critical Access Hospitals | N/A | Yes |
| ASPIRUS MERRILL HOSPITAL MERRILL, WI | MERRILL | WI | Critical Access Hospitals | N/A | Yes |
| ASPIRUS RHINELANDER HOSPITAL RHINELANDER, WI | RHINELANDER | WI | Acute Care Hospitals | 3 | Yes |
| ASPIRUS RIVERVIEW HOSPITAL & CLINICS INC WISCONSIN RAPIDS, WI | WISCONSIN RAPIDS | WI | Acute Care Hospitals | 3 | Yes |
| ASPIRUS STANLEY HOSPITAL STANLEY, WI | STANLEY | WI | Critical Access Hospitals | N/A | Yes |
| ASPIRUS STEVENS POINT HOSPITAL & CLINICS, INC. STEVENS POINT, WI | STEVENS POINT | WI | Acute Care Hospitals | 3 | Yes |
| ASPIRUS TOMAHAWK HOSPITAL TOMAHAWK, WI | TOMAHAWK | WI | Critical Access Hospitals | N/A | Yes |
| ASPIRUS WAUSAU HOSPITAL WAUSAU, WI | WAUSAU | WI | Acute Care Hospitals | 4 | Yes |
| ASSUMPTION COMMUNITY HOSPITAL NAPOLEONVILLE, LA | NAPOLEONVILLE | LA | Rural Emergency Hospital | N/A | Yes |
| ASSURANCE HEALTH CINCINNATI LLC CINCINNATI, OH | CINCINNATI | OH | Psychiatric | N/A | Yes |
| ASSURANCE HEALTH HUDSON LLC HUDSON, OH | HUDSON | OH | Psychiatric | N/A | No |
| ASSURANCE HEALTH PSYCHIATRIC HOSPITAL INDIANAPOLIS, IN | INDIANAPOLIS | IN | Psychiatric | N/A | No |
| ASSURANCE HEALTH TOLEDO LLC SYLVANIA, OH | SYLVANIA | OH | Psychiatric | N/A | No |
| ASTERA HEALTH WADENA, MN | WADENA | MN | Critical Access Hospitals | N/A | Yes |
| ASTRIA SUNNYSIDE HOSPITAL SUNNYSIDE, WA | SUNNYSIDE | WA | Critical Access Hospitals | 1 | Yes |
| ASTRIA TOPPENISH HOSPITAL TOPPENISH, WA | TOPPENISH | WA | Acute Care Hospitals | N/A | Yes |