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.

Find the decision makers at all 4,250 Illinois medical groups

Work emails and mobile numbers for practice owners, administrators and physician leaders, found through healthcare waterfall enrichment, with a free Dmand AI account.

View contacts for free

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.

Filter this list with a free account

Sort and filter all 4,250 Illinois medical groups by specialty, city, parent organization, group size, EHR in use and decision makers in Dmand AI.

Filter in Dmand AI

Medical groups in Illinois, ranked by physicians, 201 to 250
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
201	Family Christian Health CenterHarvey · 4 sites	Parent on file	32	50	Decision makers
202	Riveredge HospitalForest Park · 1 site	Parent on file	32	48	Decision makers
203	Warren G. Murray Developmental CenterCentralia · 18 sites	Parent on file	32	36	Decision makers
204	Clarity ClinicChicago · 8 sites	-	31	233	Decision makers
205	Fox Valley OrthopedicsGeneva · 11 sites	Parent on file	31	79	Decision makers
206	Rockford Anesthesiologists Associated, LLCLoves Park · 6 sites	-	31	69	Decision makers
207	Valley Emergency PhysiciansGeneva · 8 sites	-	31	58	Decision makers
208	Advocate Good Shepherd Immediate Care CenterCrystal Lake · 8 sites	Parent on file	31	52	Decision makers
209	Boyd Healthcare ServicesCarrollton · 1 site	Parent on file	31	37	Decision makers
210	Radiology Consultants of RockfordRockford · 16 sites	-	31	31	Decision makers
211	Memorial HospitalChester · 1 site	Parent on file	30	51	Decision makers
212	Pinckneyville Community HospitalPinckneyville · 1 site	Parent on file	30	51	Decision makers
213	Tri-County Emergency PhysiciansBarrington · 8 sites	Parent on file	30	48	Decision makers
214	AdventHealth Family Medicine Center La GrangeLagrange · 3 sites	Parent on file	30	32	Decision makers
215	Rosecrance Behavioral HealthRockford · 42 sites	Parent on file	29	102	Decision makers
216	UChicago Medicine AdventHealth Medical Group Hematology & Oncology at HinsdaleHinsdale · 10 sites	Parent on file	29	44	Decision makers
217	Radiation Oncology ConsultantsOak Brook · 12 sites	-	29	33	Decision makers
218	Hammond-Henry Hospital Medical Group GeneseoGeneseo · 8 sites	Parent on file	28	80	Decision makers
219	Elmhurst AnesthesiologistsElmhurst · 11 sites	-	28	76	Decision makers
220	Oak Brook Surgical CenterOak Brook · 7 sites	Parent on file	28	55	Decision makers
221	Emergency Physician Staffing Solutions (EPSS)Peoria · 5 sites	Parent on file	28	51	Decision makers
222	Blessing Physician ServicesQuincy · 2 sites	Parent on file	28	48	Decision makers
223	RenalCare Associates SCPeoria · 21 sites	-	28	45	Decision makers
224	UChicago Medicine AdventHealth Medical Group Heart and Vascular at La GrangeLagrange · 5 sites	Parent on file	28	30	Decision makers
225	Memorial Medical CenterSpringfield · 11 sites	Parent on file	27	138	Decision makers
226	JCH Medical GroupJerseyville · 8 sites	Parent on file	27	65	Decision makers
227	Cardiothoracic & Vascular Surgical Associates, S.C.Oak Lawn · 11 sites	-	27	61	Decision makers
228	Morrison Community HospitalMorrison · 9 sites	Parent on file	27	61	Decision makers
229	JourneyCareGlenview · 7 sites	Parent on file	27	56	Decision makers
230	Alexian Brothers Medical Group Specialty CareElk Grove Village · 6 sites	Parent on file	27	47	Decision makers
231	OSF Medical GroupPeoria · 6 sites	Parent on file	27	44	Decision makers
232	Midwest Medical CenterGalena · 10 sites	Parent on file	27	38	Decision makers
233	Ambulatory Anesthesiologists of ChicagoChicago · 4 sites	Parent on file	27	34	Decision makers
234	Suburban Radiologists, S.C.Lagrange · 4 sites	-	27	29	Decision makers
235	Crusader Community HealthRockford · 10 sites	Parent on file	26	105	Decision makers
236	Chicago Family Health CenterChicago · 7 sites	Parent on file	26	62	Decision makers
237	Near North HealthChicago · 15 sites	Parent on file	26	55	Decision makers
238	Premier Suburban Medical GroupNew Lenox · 6 sites	Parent on file	26	49	Decision makers
239	Heartland Women's HealthcareMount Vernon · 13 sites	Parent on file	26	44	Decision makers
240	Suburban Pulmonary & Sleep AssociatesWestmont · 6 sites	-	26	41	Decision makers
241	Illinois Cancer SpecialistsChicago · 6 sites	-	26	34	Decision makers
242	Northwestern Medicine Delnor HospitalGeneva · 2 sites	Parent on file	26	31	Decision makers
243	Barrington Anesthesia AssociatesNiles · 1 site	-	26	27	Decision makers
244	Carle Health Pekin HospitalPekin · 2 sites	Parent on file	25	42	Decision makers
245	Chicago Behavioral HospitalDes Plaines · 1 site	Parent on file	25	32	Decision makers
246	Elmhurst Radiologists, SCElmhurst · 6 sites	-	25	26	Decision makers
247	Emergency Physician Staffing Solutions (EPSS)Chicago · 2 sites	Parent on file	25	25	Decision makers
248	Allied Anesthesia AssociatesEast Dundee · 12 sites	Parent on file	24	121	Decision makers
249	MD at HomeChicago · 5 sites	Parent on file	24	117	Decision makers
250	Hinsdale OrthopaedicsHinsdale · 9 sites	-	24	80	Decision makers

Showing 201 to 250 of 4,250 medical groups in Illinois

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

For sales teams

Find the decision makers at Illinois medical groups

Dmand AI maps the owners, administrators and physician leaders at each of the 4,250 Illinois medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

Try for free Book a meeting

Dmand AI

Find the right contacts at every Illinois medical group

Search 4,250 groups by specialty, size and parent organization, with the physicians and leaders at each one.

Start free trial Book a demo

30 days free
Self-serve
No credit card