| Alexian Brothers - AHS Midwest Region Health CO | Related tax-exempt org | Joint operating company | IL | 472360513 |
| Alexian Brothers Ambulatory Group | Related tax-exempt org | Physician services | IL | 364336931 |
| Alexian Brothers Behavioral Health Hospital | Related tax-exempt org | Behavioral health hospital | IL | 364251848 |
| Alexian Brothers Bonaventure House | Related tax-exempt org | Housing and supportive care services for persons with HIV/AIDS | IL | 363527899 |
| Alexian Brothers Center for Mental Health | Related tax-exempt org | Outpatient community mental health services | IL | 363045007 |
| Alexian Brothers Hospital Network | Related tax-exempt org | Supports the provision of healthcare services for related corporations | IL | 363276552 |
| Alexian Brothers Medical Care Group NFP | Related tax-exempt org | Physician services | IL | 471930457 |
| Alexian Brothers Medical Center | Related tax-exempt org | Acute care hospital | TX | 362596381 |
| Alexian Brothers Medical Group Specialty Care | Related tax-exempt org | Specialty physician practice group | IL | 811110738 |
| Alexian Brothers of SAN JOSE INC | Related tax-exempt org | Acute care hospital (sold in 1998) | TX | 941530037 |
| Alexian Brothers Specialty Group | Related tax-exempt org | Specialty physician practice group | IL | 800710751 |
| Ascension Health | Related tax-exempt org | National health system | MO | 311662309 |
| Ascension Health Alliance | Related tax-exempt org | National health system | MO | 453358926 |
| Savelli Properties INC | Related tax-exempt org | OWNS or leases properties where healthcare services are delivered | IL | 363308965 |
| ST Alexius Medical Center | Related tax-exempt org | Acute care hospital | IL | 364251846 |
| Presence Care Transformation Corporation | Related tax-exempt org | MGMT support | IL | 363366652 |
| Presence Health Partners Services | Related tax-exempt org | Health care | IL | 362644178 |
| Presence Central and Suburban Hospitals Network | Related tax-exempt org | Health care | IL | 364195126 |
| Presence Behavioral Health | Related tax-exempt org | Health care | IL | 362709982 |
| Presence Ambulatory Services | Related tax-exempt org | Health care | IL | 364286236 |
| Presence Chicago Hospitals Network | Related tax-exempt org | Health care | IL | 362235165 |
| Presence Healthcare Services | Related tax-exempt org | Health care | IL | 363330928 |
| Rainbow Hospice and Palliative Care | Related tax-exempt org | Health care | IL | 363296367 |
| Medicare Value Partners | Related tax-exempt org | Health care | IL | 363495969 |
| Presence Home Care | Related tax-exempt org | Health care | IL | 460483581 |