Top 25 physician groups in Illinois by Medicare charges

Medicare charges for physician groups give insight into the size, clinical activity, and the relative cost of procedures and patient visits for these facilities.

The state of Illinois is home to nearly 5,400 physician groups, ranging in size from a single physician to more than 1,000 members.

Using data from the Definitive Healthcare PhysicianGroupView product, we compiled a list of the top physician groups in Illinois based on the highest total Medicare charges.

Illinois physician groups by highest Medicare charges

Rank Definitive ID Physician group name City Number of physicians Medicare charges
1 552709 Northwestern Medical Group Geneva 1,339 $718,005,494
2 955695 Duly Health and Care (FKA DuPage Medical Group) Downers Grove 852 $520,463,527
3 724787 University of Chicago Medicine Physicians Harvey 1,320 $484,433,240
4 956922 Springfield Clinic Springfield 386 $407,833,051
5 552133 OSF Healthcare Physicians (FKA OSF Medical Group) Abingdon 1,062 $405,130,996
6 550274 Carle Health Physicians (FKA Carle Physician Group) Mahomet 782 $334,510,153
7 641879 Northwestern Medicine Regional Medical Group Winfield 888 $319,021,486
8 1046191 NorthShore Medical Group Evanston 1,152 $306,330,368
9 639919 Metro Infectious Disease Consultants (MIDC) Burr Ridge 134 $291,612,119
10 654542 Illinois Cancer Care PC (AKA Oncology Hematology Association of Central Illinois) Peoria 24 $258,554,792
11 1027741 Rush Physicians Chicago 898 $224,999,521
12 700000 Loyola Medical Group (FKA MacNeal Physicians Group) Berwyn 701 $223,777,825
13 684443 Illinois Cancer Specialists Arlington Heights 22 $222,228,315
14 656708 Illinois Bone & Joint Institute (FKA Igor Rechitsky MD Neurologist LTD) Des Plaines 174 $221,953,474
15 955527 Athletico Physical Therapy Oak Brook 63 $217,669,417
16 955314 ATI Physical Therapy Bolingbrook 23 $209,634,667
17 550557 Quincy Medical Group Quincy 231 $205,579,285
18 691527 Cancer Care Specialists of Central Illinois Decatur 34 $204,939,068
19 955860 Lifeline Vascular Care Vernon Hills 89 $203,592,487
20 748424 Associates in Nephrology Chicago 371 $187,389,528
21 841184 Specialists In Medical Imaging Peoria 176 $185,290,600
22 550221 Advocate Medical Group Buffalo Grove 626 $181,322,519
23 755690 Affiliated Oncologists LLC Oak Lawn 26 $155,026,995
24 550292 Christie Clinic Champaign 130 $151,951,125
25 630881 Midwest Anesthesia Partners LLC (AKA Park Ridge Anesthesiology Associates) Arlington Heights 279 $150,599,507

Fig. 1 Data is from the Definitive Healthcare PhysicianGroupView product. Physician group data is sourced from proprietary research and aggregated from provider Public Use File (PUF) data. Data accurate as of May 2022.

Which is the largest physician group in Illinois based on Medicare charges?

Northwestern Medical Group, headquartered in Geneva, had the most Medicare charges of all physician groups in Illinois. It also has the highest number of physicians among Illinois physician groups. Northwestern Medical Group is affiliated with Northwestern Memorial Hospital, a leading academic medical center in the state and a top hospital in Chicago.

Duly Health and Care, formerly known as DuPage Medical Group, and University of Chicago Medicine Physicians round out the top three physician groups in Illinois by Medicare charges.

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