| SAINT JAMES HOSPITAL PONTIAC | PONTIAC | Acute Care Hospitals | 3 | No |
| SAINT JOSEPH HOSPITAL-ELGIN ELGIN | ELGIN | Acute Care Hospitals | 2 | Yes |
| SAINT JOSEPH MEDICAL CENTER JOLIET | JOLIET | Acute Care Hospitals | 1 | Yes |
| SALEM TOWNSHIP HOSPITAL SALEM | SALEM | Critical Access Hospitals | 4 | Yes |
| SARAH BUSH LINCOLN HEALTH CENTER MATTOON | MATTOON | Acute Care Hospitals | 2 | Yes |
| SARAH D CULBERTSON MEMORIAL HOSPITAL RUSHVILLE | RUSHVILLE | Critical Access Hospitals | N/A | Yes |
| SHRINERS HOSPITAL FOR CHILDREN CHICAGO | CHICAGO | Childrens | N/A | No |
| SILVER CROSS HOSPITAL AND MEDICAL CENTERS NEW LENOX | NEW LENOX | Acute Care Hospitals | 4 | Yes |
| SILVER OAKS BEHAVIORAL HOSPITAL NEW LENOX | NEW LENOX | Psychiatric | N/A | Yes |
| SOUTH SHORE HOSPITAL CHICAGO | CHICAGO | Acute Care Hospitals | 1 | Yes |
| SPARTA COMMUNITY HOSPITAL SPARTA | SPARTA | Critical Access Hospitals | N/A | Yes |
| SSM HEALTH ST MARY'S HOSPITAL -CENTRALIA CENTRALIA | CENTRALIA | Acute Care Hospitals | 2 | Yes |
| ST ALEXIUS MEDICAL CENTER HOFFMAN ESTATES | HOFFMAN ESTATES | Acute Care Hospitals | 4 | Yes |
| ST ANTHONYS MEMORIAL HOSPITAL EFFINGHAM | EFFINGHAM | Acute Care Hospitals | 3 | Yes |
| ST BERNARD HOSPITAL CHICAGO | CHICAGO | Acute Care Hospitals | 1 | Yes |
| ST FRANCIS HOSPITAL LITCHFIELD | LITCHFIELD | Critical Access Hospitals | 3 | Yes |
| ST JOHNS HOSPITAL SPRINGFIELD | SPRINGFIELD | Acute Care Hospitals | 3 | Yes |
| ST JOSEPH MEDICAL CENTER BLOOMINGTON | BLOOMINGTON | Acute Care Hospitals | 1 | Yes |
| ST JOSEPH MEMORIAL HOSPITAL MURPHYSBORO | MURPHYSBORO | Critical Access Hospitals | N/A | Yes |
| ST JOSEPH'S HOSPITAL HIGHLAND | HIGHLAND | Critical Access Hospitals | 2 | Yes |
| ST JOSEPHS HOSPITAL BREESE | BREESE | Acute Care Hospitals | 4 | Yes |
| ST MARY MEDICAL CENTER GALESBURG | GALESBURG | Acute Care Hospitals | 2 | Yes |
| ST MARYS HOSPITAL DECATUR | DECATUR | Acute Care Hospitals | 1 | Yes |
| SWEDISH HOSPITAL CHICAGO | CHICAGO | Acute Care Hospitals | 2 | Yes |
| TAYLORVILLE MEMORIAL HOSPITAL TAYLORVILLE | TAYLORVILLE | Critical Access Hospitals | 4 | Yes |
| THE PAVILION CHAMPAIGN | CHAMPAIGN | Psychiatric | N/A | No |
| THE UNIVERSITY OF CHICAGO MEDICAL CENTER CHICAGO | CHICAGO | Acute Care Hospitals | 4 | Yes |
| THOMAS H BOYD MEMORIAL HOSPITAL CARROLLTON | CARROLLTON | Critical Access Hospitals | N/A | Yes |
| THOREK MEMORIAL HOSPITAL CHICAGO | CHICAGO | Acute Care Hospitals | N/A | Yes |
| TOUCHETTE REGIONAL HOSPITAL INC CENTREVILLE | CENTREVILLE | Acute Care Hospitals | N/A | Yes |
| TRINITY ROCK ISLAND ROCK ISLAND | ROCK ISLAND | Acute Care Hospitals | 2 | Yes |
| UCHICAGO MEDICINE ADVENTHEALTH BOLINGBROOK BOLINGBROOK | BOLINGBROOK | Acute Care Hospitals | 4 | Yes |
| UCHICAGO MEDICINE ADVENTHEALTH GLENOAKS GLENDALE HEIGHTS | GLENDALE HEIGHTS | Acute Care Hospitals | 2 | Yes |
| UCHICAGO MEDICINE ADVENTHEALTH HINSDALE HINSDALE | HINSDALE | Acute Care Hospitals | 4 | Yes |
| UCHICAGO MEDICINE ADVENTHEALTH LA GRANGE LA GRANGE | LA GRANGE | Acute Care Hospitals | 5 | Yes |
| UNIVERSITY OF ILLINOIS HOSPITAL AND CLINICS CHICAGO | CHICAGO | Acute Care Hospitals | 2 | Yes |
| UW HEALTH ROCKFORD | ROCKFORD | Acute Care Hospitals | 3 | Yes |
| VA ILLIANA HEALTHCARE SYSTEM - DANVILLE DANVILLE | DANVILLE | Acute Care - Veterans Administration | N/A | No |
| VALLEY WEST COMMUNITY HOSPITAL SANDWICH | SANDWICH | Critical Access Hospitals | N/A | Yes |
| VISTA MEDICAL CENTER EAST WAUKEGAN | WAUKEGAN | Acute Care Hospitals | 2 | Yes |
| WABASH GENERAL HOSPITAL 1 MOUNT CARMEL | MOUNT CARMEL | Critical Access Hospitals | N/A | Yes |
| WARNER HOSPITAL AND HEALTH SERVICES CLINTON | CLINTON | Critical Access Hospitals | N/A | Yes |
| WASHINGTON COUNTY HOSPITAL NASHVILLE | NASHVILLE | Critical Access Hospitals | N/A | Yes |
| WEST SUBURBAN MEDICAL CENTER OAK PARK | OAK PARK | Acute Care Hospitals | 1 | No |