| CLEVELAND CLINIC MARTIN NORTH HOSPITAL STUART, FL | STUART | FL | Acute Care Hospitals | 2 | Yes |
| CLEVELAND EMERGENCY HOSPITAL HUMBLE, TX | HUMBLE | TX | Acute Care Hospitals | N/A | Yes |
| CLIFTON SPRINGS HOSPITAL AND CLINIC CLIFTON SPRINGS, NY | CLIFTON SPRINGS | NY | Acute Care Hospitals | N/A | Yes |
| CLIFTON-FINE HOSPITAL STAR LAKE, NY | STAR LAKE | NY | Rural Emergency Hospital | N/A | Yes |
| CLINCH MEMORIAL HOSPITAL HOMERVILLE, GA | HOMERVILLE | GA | Critical Access Hospitals | N/A | Yes |
| CLINCH VALLEY MEDICAL CENTER RICHLANDS, VA | RICHLANDS | VA | Acute Care Hospitals | 3 | Yes |
| CLINTON MEMORIAL HOSPITAL WILMINGTON, OH | WILMINGTON | OH | Acute Care Hospitals | 2 | No |
| CLINTON REGIONAL HOSPITAL CLINTON, OK | CLINTON | OK | Acute Care Hospitals | N/A | Yes |
| CLIVE BEHAVIORAL HEALTH CLIVE, IA | CLIVE | IA | Psychiatric | N/A | No |
| CLOUD COUNTY HEALTH CENTER CONCORDIA, KS | CONCORDIA | KS | Critical Access Hospitals | N/A | Yes |
| CLOVIS COMMUNITY MEDICAL CENTER CLOVIS, CA | CLOVIS | CA | Acute Care Hospitals | 2 | Yes |
| COAL COUNTY GENERAL HOSPITAL, INC. COALGATE, OK | COALGATE | OK | Critical Access Hospitals | N/A | Yes |
| COALINGA REGIONAL MEDICAL CENTER COALINGA, CA | COALINGA | CA | Critical Access Hospitals | N/A | Yes |
| COAST PLAZA HOSPITAL NORWALK, CA | NORWALK | CA | Acute Care Hospitals | 1 | Yes |
| COASTAL CAROLINA HOSPITAL HARDEEVILLE, SC | HARDEEVILLE | SC | Acute Care Hospitals | 4 | Yes |
| COASTAL COMMUNITIES HOSPITAL SANTA ANA, CA | SANTA ANA | CA | Acute Care Hospitals | N/A | Yes |
| COASTAL HARBOR TREATMENT CENTER SAVANNAH, GA | SAVANNAH | GA | Psychiatric | N/A | No |
| COATESVILLE VA MEDICAL CENTER COATESVILLE, PA | COATESVILLE | PA | Acute Care - Veterans Administration | N/A | No |
| COBLESKILL REGIONAL HOSPITAL COBLESKILL, NY | COBLESKILL | NY | Critical Access Hospitals | 3 | Yes |
| COBRE VALLEY REGIONAL MEDICAL CENTER GLOBE, AZ | GLOBE | AZ | Critical Access Hospitals | 3 | Yes |
| COCHRAN MEMORIAL HOSPITAL MORTON, TX | MORTON | TX | Critical Access Hospitals | N/A | Yes |
| CODY REGIONAL HEALTH CODY, WY | CODY | WY | Critical Access Hospitals | N/A | Yes |
| COFFEE REGIONAL MEDICAL CENTER, INC DOUGLAS, GA | DOUGLAS | GA | Acute Care Hospitals | 2 | Yes |
| COFFEY COUNTY HOSPITAL BURLINGTON, KS | BURLINGTON | KS | Critical Access Hospitals | N/A | Yes |
| COGDELL MEMORIAL HOSPITAL SNYDER, TX | SNYDER | TX | Critical Access Hospitals | N/A | Yes |
| COLEMAN COUNTY MEDICAL CENTER COMPANY COLEMAN, TX | COLEMAN | TX | Critical Access Hospitals | N/A | Yes |
| COLISEUM MEDICAL CENTERS, LLC, DBA MACON, GA | MACON | GA | Acute Care Hospitals | 3 | Yes |
| COLLEGE HOSPITAL CERRITOS, CA | CERRITOS | CA | Psychiatric | N/A | No |
| COLLEGE HOSPITAL COSTA MESA COSTA MESA, CA | COSTA MESA | CA | Acute Care Hospitals | N/A | No |
| COLLEGE MEDICAL CENTER LONG BEACH, CA | LONG BEACH | CA | Acute Care Hospitals | 2 | Yes |
| COLLEGE MEDICAL CENTER PHOENIX PHOENIX, AZ | PHOENIX | AZ | Psychiatric | N/A | No |
| COLLETON MEDICAL CENTER WALTERBORO, SC | WALTERBORO | SC | Acute Care Hospitals | 2 | Yes |
| COLLINGSWORTH GENERAL HOSPITAL WELLINGTON, TX | WELLINGTON | TX | Critical Access Hospitals | N/A | Yes |
| COLORADO MENTAL HEALTH HOSPITAL IN FORT LOGAN DENVER, CO | DENVER | CO | Psychiatric | N/A | No |
| COLORADO MENTAL HEALTH HOSPITAL IN PUEBLO PUEBLO, CO | PUEBLO | CO | Psychiatric | N/A | Yes |
| COLORADO RIVER MEDICAL CENTER NEEDLES, CA | NEEDLES | CA | Critical Access Hospitals | N/A | Yes |
| COLQUITT REGIONAL MEDICAL CENTER MOULTRIE, GA | MOULTRIE | GA | Acute Care Hospitals | 2 | No |
| COLUMBIA BASIN HOSPITAL EPHRATA, WA | EPHRATA | WA | Critical Access Hospitals | N/A | Yes |
| COLUMBIA MEMORIAL HOSPITAL HUDSON, NY | HUDSON | NY | Acute Care Hospitals | 2 | Yes |
| COLUMBIA MEMORIAL HOSPITAL ASTORIA, OR | ASTORIA | OR | Critical Access Hospitals | N/A | Yes |
| COLUMBIA MO VA MEDICAL CENTER COLUMBIA, MO | COLUMBIA | MO | Acute Care - Veterans Administration | 4 | Yes |
| COLUMBIA SC VA MEDICAL CENTER COLUMBIA, SC | COLUMBIA | SC | Acute Care - Veterans Administration | 5 | Yes |
| COLUMBUS COMMUNITY HOSPITAL COLUMBUS, TX | COLUMBUS | TX | Acute Care Hospitals | N/A | Yes |
| COLUMBUS COMMUNITY HOSPITAL COLUMBUS, WI | COLUMBUS | WI | Critical Access Hospitals | N/A | Yes |
| COLUMBUS COMMUNITY HOSPITAL, INC COLUMBUS, NE | COLUMBUS | NE | Acute Care Hospitals | 3 | Yes |
| COLUMBUS REGIONAL HEALTHCARE SYSTEM WHITEVILLE, NC | WHITEVILLE | NC | Acute Care Hospitals | 1 | Yes |
| COLUMBUS REGIONAL HOSPITAL COLUMBUS, IN | COLUMBUS | IN | Acute Care Hospitals | 4 | Yes |
| COLUSA MEDICAL CENTER COLUSA, CA | COLUSA | CA | Acute Care Hospitals | 4 | Yes |
| COMANCHE COUNTY HOSPITAL COLDWATER, KS | COLDWATER | KS | Critical Access Hospitals | N/A | Yes |
| COMANCHE COUNTY MEDICAL CENTER COMANCHE, TX | COMANCHE | TX | Critical Access Hospitals | 1 | Yes |