Updated October 2026

Medical groups in Illinois

Medical group directory
Illinois

Medical groups: 4,250
Multi-specialty: 847
Single-specialty: 3,403
More than one site: 1,970
100+ physicians: 73

There are 4,250 medical groups in Illinois with a Medicare PAC ID. Northwestern Medical Faculty Foundation is the largest, with 3,118 Illinois physicians. Northwestern Medicine has the most physicians across its groups, 3,995, and 69% of Illinois groups are independent.

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Northwestern Medical Faculty Foundation is the largest medical group in Illinois, with 3,118 physicians

Ranked by physicians with an Illinois address linked to each group. Endeavor Health Medical Group is second with 3,048, and Dreyer Medical Clinic (Advocate Medical Group) third with 3,020. 73 Illinois groups have 100 or more physicians.

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Medical groups in Illinois, ranked by physicians, 2,151 to 2,200
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
2151	Oak Park Eye CenterElmwood Park · 1 site	-	1	1	Decision makers
2152	Osipova Surgical S.C.Chicago · 1 site	Parent on file	1	1	Decision makers
2153	Park Avenue Private PracticeHighland Park · 1 site	-	1	1	Decision makers
2154	Prairie DermatologyBloomington · 1 site	-	1	1	Decision makers
2155	Prairie State RehabChicago · 1 site	-	1	1	Decision makers
2156	Quad City Neurology & SpineMoline · 1 site	-	1	1	Decision makers
2157	Rashmi Patel MD SCChicago · 1 site	-	1	1	Decision makers
2158	RML Specialty HospitalChicago · 1 site	Parent on file	1	1	Decision makers
2159	Sparrow Medical Group St. JohnsChicago · 12 sites	Parent on file	1	1	Decision makers
2160	SS Medical ServicesDowners Grove · 1 site	-	1	1	Decision makers
2161	St. Nicholas Medical of New YorkNorthbrook · 1 site	Parent on file	1	1	Decision makers
2162	Suburban NeurologyLombard · 1 site	Parent on file	1	1	Decision makers
2163	The Care TeamLisle · 1 site	Parent on file	1	1	Decision makers
2164	The Center For Physical HealthSchaumburg · 1 site	-	1	1	Decision makers
2165	University Dermatology and Vein ClinicHinsdale · 2 sites	-	1	1	Decision makers
2166	USA Vascular CentersNorthbrook · 1 site	Parent on file	1	1	Decision makers
2167	USA Vascular CentersNorthbrook · 1 site	Parent on file	1	1	Decision makers
2168	USA Vascular Centers Chicago SpecialistsNorthbrook · 1 site	Parent on file	1	1	Decision makers
2169	USA Vein ClinicsNorthbrook · 3 sites	Parent on file	1	1	Decision makers
2170	USA Vein ClinicsNorthbrook · 3 sites	Parent on file	1	1	Decision makers
2171	USA Vein ClinicsNorthbrook · 3 sites	Parent on file	1	1	Decision makers
2172	USA Vein ClinicsNorthbrook · 1 site	Parent on file	1	1	Decision makers
2173	USA Vein ClinicsNorthbrook · 1 site	Parent on file	1	1	Decision makers
2174	USA Vein ClinicsNorthbrook · 4 sites	Parent on file	1	1	Decision makers
2175	USA Vein ClinicsNorthbrook · 1 site	Parent on file	1	1	Decision makers
2176	USA Vein Clinics, Vascular, Fibroid and Oncology CentersNorthbrook · 3 sites	Parent on file	1	1	Decision makers
2177	Wajahat Mirza MDGrayslake · 1 site	Parent on file	1	1	Decision makers
2178	Washington Heights Medical of New YorkNorthbrook · 4 sites	-	1	1	Decision makers
2179	Wright Center for Women's HealthNaperville · 1 site	-	1	1	Decision makers
2180	ATI Physical TherapyDowners Grove · 142 sites	Parent on file	-	441	Decision makers
2181	ATI Physical TherapyDowners Grove · 89 sites	Parent on file	-	342	Decision makers
2182	AEG VisionAlton · 109 sites	Parent on file	-	196	Decision makers
2183	Paragon ClinicalBurr Ridge · 15 sites	Parent on file	-	167	Decision makers
2184	CVS MinuteClinicMokena · 40 sites	Parent on file	-	111	Decision makers
2185	Edwardsville Vision CenterEdwardsville · 29 sites	-	-	100	Decision makers
2186	Doctors of Physical TherapyPlainfield · 109 sites	Parent on file	-	81	Decision makers
2187	Rosin EyecareBerwyn · 50 sites	Parent on file	-	77	Decision makers
2188	MinuteClinic Virtual CareMokena · 16 sites	Parent on file	-	72	Decision makers
2189	AEG VisionAlton · 42 sites	Parent on file	-	71	Decision makers
2190	Revolution Physical Therapy Weight LossChicago · 15 sites	-	-	70	Decision makers
2191	Eyes on Regent SquareAlton · 46 sites	Parent on file	-	69	Decision makers
2192	Keri Powell TherapyChampaign · 6 sites	-	-	68	Decision makers
2193	Weil Foot & Ankle InstituteMount Prospect · 24 sites	Parent on file	-	62	Decision makers
2194	Blue Moon Senior CounselingPlainfield · 12 sites	Parent on file	-	61	Decision makers
2195	EyeCare Specialties of FloridaAlton · 28 sites	Parent on file	-	53	Decision makers
2196	Grace Integrated, LLCWestmont · 5 sites	-	-	50	Decision makers
2197	Cherry Hill CenterLake Zurich · 6 sites	-	-	48	Decision makers
2198	Reinvent HealthChicago · 6 sites	Parent on file	-	47	Decision makers
2199	Affiliates in CounselingNorthbrook · 3 sites	-	-	45	Decision makers
2200	Sage Therapy ChicagoChicago · 4 sites	-	-	44	Decision makers

Showing 2,151 to 2,200 of 4,250 medical groups in Illinois

Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data

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