From the Third Quarter 2022 Medicare Provider of Services file, these healthcare institutions are the ten largest hospital providers in the Great Lakes region of the U.S. based on certified bed count data:

The Ten Largest Hospital Providers in the Great Lakes Region

1. Indiana University Health
   Location:  Indianapolis, IN
   Certified Bed Count:  1,733
   
   
2. Cleveland Clinic
   Location:  Cleveland, OH
   Certified Bed Count:  1,267
   
   
3. Aurora St. Luke's Medical Center
   Location:  Milwaukee, WI
   Certified Bed Count:  1,213
   
   
4. Spectrum Health Butterworth Hospital
   Location:  Grand Rapids, MI
   Certified Bed Count:  1,135
   
   
5. Summa Health
   Location:  Akron, OH
   Certified Bed Count:  1,061
   
   
6. UH Cleveland Medical Center
   Location:  Cleveland, OH
   Certified Bed Count:  1,037
   
   
7. Beaumont Hospital, Royal Oak
   Location:  Royal Oak, MI
   Certified Bed Count:  1,031
   
   
8. OhioHealth Riverside Methodist Hospital
   Location:  Columbus, OH
   Certified Bed Count:  1,000
   
   
9. Advocate Illinois Masonic Medical Center
   Location:  Chicago, IL
   Certified Bed Count:  997
   
   
10. DMC Sinai-Grace Hospital
    Location:  Detroit, MI
    Certified Bed Count:  991
    

Supplemental resource:  Top Ranked Teaching Hospitals in the Great Lakes Region