Updated October 2026

Medical groups in Michigan

Medical group directory
Michigan

Medical groups: 4,724
Multi-specialty: 748
Single-specialty: 3,976
More than one site: 2,248
100+ physicians: 73

There are 4,724 medical groups in Michigan with a Medicare PAC ID. University of Michigan Health is the largest, with 2,730 Michigan physicians. Henry Ford Health has the most physicians across its groups, 3,677, and 75% of Michigan groups are independent.

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University of Michigan Health is the largest medical group in Michigan, with 2,730 physicians

Ranked by physicians with a Michigan address linked to each group. Henry Ford Health is second with 2,032, and Corewell Health Medical Group West third with 1,391. 73 Michigan groups have 100 or more physicians.

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Medical groups in Michigan, ranked by physicians, 51 to 100
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
51	McLaren FlintFlint · 18 sites	Parent on file	151	239	Decision makers
52	EPMG-Emergency Physicians Medical GroupLivonia · 18 sites	Parent on file	139	226	Decision makers
53	MyMichigan Medical GroupMidland · 25 sites	Parent on file	132	283	Decision makers
54	MyMichigan HealthMidland · 24 sites	Parent on file	132	232	Decision makers
55	Corewell Health Greenville HospitalGreenville · 9 sites	Parent on file	131	302	Decision makers
56	Theoria MedicalGrand Blanc · 234 sites	Parent on file	128	584	Decision makers
57	McLaren Macomb Medical CenterMount Clemens · 24 sites	Parent on file	128	187	Decision makers
58	McLaren Northern MichiganPetoskey · 4 sites	Parent on file	123	158	Decision makers
59	Western Michigan University Homer Stryker M.D. School of MedicineKalamazoo · 10 sites	Parent on file	122	147	Decision makers
60	Michigan Veteran Homes at Chesterfield TownshipChesterfield · 10 sites	Parent on file	118	136	Decision makers
61	Anesthesia Associates of Ann Arbor (A4)Ann Arbor · 41 sites	Parent on file	113	265	Decision makers
62	Henry Ford Genesys HospitalGrand Blanc · 14 sites	Parent on file	111	250	Decision makers
63	Munson Healthcare Cadillac HospitalTraverse City · 24 sites	Parent on file	111	239	Decision makers
64	Corewell Health Lakeland HospitalsSaint Joseph · 10 sites	Parent on file	111	214	Decision makers
65	Hills & Dales HealthcareCass City · 18 sites	Parent on file	110	193	Decision makers
66	MyMichigan HealthMidland · 15 sites	Parent on file	110	171	Decision makers
67	McLaren Greater LansingLansing · 22 sites	Parent on file	108	154	Decision makers
68	Holland Hospital Behavioral Health Services - OutpatientHolland · 16 sites	Parent on file	105	213	Decision makers
69	Henry Ford-GoHealth Urgent CareDetroit · 20 sites	Parent on file	105	175	Decision makers
70	Trinity Health Academic Obstetrics & Gynecology - Pontiac (Trinity Health IHA Medical Group)Pontiac · 13 sites	Parent on file	104	144	Decision makers
71	MyMichigan Medical GroupMidland · 12 sites	Parent on file	103	166	Decision makers
72	Deckerville Community HospitalDeckerville · 6 sites	Parent on file	102	178	Decision makers
73	OMH Medical GroupGaylord · 22 sites	Parent on file	100	228	Decision makers
74	Henry Ford Rochester HospitalRochester · 8 sites	Parent on file	98	206	Decision makers
75	Corewell Health Gerber HospitalFremont · 9 sites	Parent on file	97	196	Decision makers
76	Traverse Heart & VascularTraverse City · 33 sites	Parent on file	97	196	Decision makers
77	Anesthesia Services Associates, P.C.Lapeer · 28 sites	-	97	136	Decision makers
78	Great Lakes Bay Health CentersSaginaw · 29 sites	Parent on file	96	234	Decision makers
79	Emergency Professionals of Michigan, P.C.Dearborn · 12 sites	Parent on file	95	148	Decision makers
80	Corewell Health Ludington HospitalLudington · 14 sites	Parent on file	94	181	Decision makers
81	Corewell Health Pennock HospitalHastings · 9 sites	Parent on file	93	216	Decision makers
82	Trinity Health Medical Group, Gastroenterology - MuskegonMuskegon · 13 sites	Parent on file	93	197	Decision makers
83	Mecosta County Medical CenterBig Rapids · 10 sites	Parent on file	93	193	Decision makers
84	Marlette Regional HospitalMarlette · 7 sites	Parent on file	91	167	Decision makers
85	Bronson Medical GroupKalamazoo · 5 sites	Parent on file	90	203	Decision makers
86	MyMichigan Medical Center GladwinMidland · 7 sites	Parent on file	90	190	Decision makers
87	Trinity Health Medical Group, Primary Care & Pediatrics - North MuskegonMuskegon · 19 sites	Parent on file	89	199	Decision makers
88	St. Mary Mercy LivoniaLivonia · 10 sites	Parent on file	89	132	Decision makers
89	Ascension Medical Group NeurosurgeryMidland · 33 sites	Parent on file	88	219	Decision makers
90	Oaklawn HospitalMarshall · 78 sites	Parent on file	88	182	Decision makers
91	Cornerstone Medical GroupClinton Twp · 28 sites	Parent on file	85	92	Decision makers
92	St. Joseph Mercy Home Care OaklandFarmington Hills · 20 sites	Parent on file	83	262	Decision makers
93	Barbara Ann Karmanos Cancer InstituteDetroit · 13 sites	Parent on file	83	137	Decision makers
94	Munson Healthcare Charlevoix HospitalCharlevoix · 21 sites	Parent on file	80	141	Decision makers
95	Southwestern Michigan Emergency Services, P.C.Kalamazoo · 6 sites	Parent on file	80	102	Decision makers
96	Medical Center Emergency ServicesDetroit · 6 sites	Parent on file	79	81	Decision makers
97	Aspirus Laurium ClinicLaurium · 11 sites	Parent on file	78	150	Decision makers
98	Anesthesia Practice ConsultantsGrand Rapids · 13 sites	-	78	129	Decision makers
99	Genesys PHOBurton · 36 sites	Parent on file	78	117	Decision makers
100	Michigan Institute of UrologySaint Clair Shores · 27 sites	Parent on file	77	117	Decision makers

Showing 51 to 100 of 4,724 medical groups in Michigan

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

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