Northern Region
- Northwestern Medicine
- Endeavor Health
- Rush University System for Health
- University of Chicago Medicine
- Loyola Medicine
- UI Health
- Cook County Health
- Ann & Robert H. Lurie Children’s Hospital of Chicago
- Franciscan Health
- Mercyhealth
- UnityPoint Health
- Prime Healthcare
- Silver Cross Hospital
- Duly Health & Care
- RadNet (Outpatient Imaging)