Updated October 2026

Medical groups in Grand Rapids, MI

Medical group directory
Grand Rapids, Michigan

Medical groups: 208
Multi-specialty: 30
Single-specialty: 178
More than one site: 125
100+ physicians: 8

There are 208 medical groups in Grand Rapids with a Medicare PAC ID. Corewell Health Medical Group West is the largest, with 1,391 Michigan physicians, followed by Trinity Health Medical Group with 491. 71% of Grand Rapids groups are independent.

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Corewell Health Medical Group West is the largest medical group in Grand Rapids, with 1,391 physicians

Ranked by physicians with a Michigan address linked to each group based in Grand Rapids. Trinity Health Medical Group is second with 491, and Corewell Health third with 267. 8 Grand Rapids groups have 100 or more physicians.

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Medical groups in Grand Rapids, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	Corewell Health Medical Group WestGrand Rapids · 150 sites	Parent on file	1,391	2,891	Decision makers
2	Trinity Health Medical GroupGrand Rapids · 85 sites	Parent on file	491	852	Decision makers
3	Corewell HealthGrand Rapids · 46 sites	Parent on file	267	445	Decision makers
4	Center for Physical Rehabilitation (CPR)Grand Rapids · 55 sites	-	236	383	Decision makers
5	The Center for Physical RehabilitationGrand Rapids · 52 sites	Parent on file	236	326	Decision makers
6	Emergency Care Specialists (ECS)Grand Rapids · 24 sites	Parent on file	220	352	Decision makers
7	Advanced Radiology ServicesGrand Rapids · 193 sites	-	193	227	Decision makers
8	Visionary Medical Services (VMS)Grand Rapids · 16 sites	Parent on file	172	273	Decision makers
9	Anesthesia Practice ConsultantsGrand Rapids · 13 sites	-	78	129	Decision makers
10	Anesthesia Practice Consultants, P.C.Grand Rapids · 8 sites	-	73	119	Decision makers
11	Mary Free Bed Rehabilitation HospitalGrand Rapids · 15 sites	Parent on file	67	235	Decision makers
12	The Cancer & Hematology CentersGrand Rapids · 15 sites	-	51	137	Decision makers
13	Grand River Emergency Medical GroupGrand Rapids · 8 sites	Parent on file	49	78	Decision makers
14	RightCare ClinicGrand Rapids · 5 sites	Parent on file	48	53	Decision makers
15	Cherry HealthGrand Rapids · 21 sites	Parent on file	36	163	Decision makers
16	Michigan Pathology SpecialistsGrand Rapids · 12 sites	-	36	37	Decision makers
17	Network180Grand Rapids · 12 sites	Parent on file	34	195	Decision makers
18	Orthopaedic Associates of Michigan (OAM)Grand Rapids · 11 sites	-	34	97	Decision makers
19	Anesthesia Practice Consultants, P.C.Grand Rapids · 3 sites	-	32	32	Decision makers
20	Grand Rapids OphthalmologyGrand Rapids · 15 sites	Parent on file	29	76	Decision makers
21	Advanced Radiology ServicesGrand Rapids · 4 sites	-	24	24	Decision makers
22	Renal Associates of West Michigan, P.C.Grand Rapids · 2 sites	-	21	29	Decision makers
23	Grand Valley Medical SpecialistsGrand Rapids · 3 sites	-	19	24	Decision makers
24	Grand Rapids Women's HealthGrand Rapids · 5 sites	-	16	28	Decision makers
25	Kent RadiologyGrand Rapids · 3 sites	-	13	18	Decision makers
26	Dermatology Associates of West MichiganGrand Rapids · 2 sites	-	12	18	Decision makers
27	Grand Health PartnersGrand Rapids · 5 sites	-	11	26	Decision makers
28	Radiation Oncology CentersGrand Rapids · 4 sites	-	11	11	Decision makers
29	Urology Surgeons, P.C.Grand Rapids · 3 sites	-	10	12	Decision makers
30	Baxter Community CenterGrand Rapids · 2 sites	Parent on file	10	11	Decision makers
31	Pathology Associates of Grand RapidsGrand Rapids · 3 sites	Parent on file	10	10	Decision makers
32	Retina Specialists of MichiganGrand Rapids · 2 sites	-	10	10	Decision makers
33	Urologic ConsultantsGrand Rapids · 4 sites	-	9	17	Decision makers
34	East Paris Internal MedicineGrand Rapids · 1 site	-	9	12	Decision makers
35	Urology Associates PCGrand Rapids · 2 sites	-	9	10	Decision makers
36	Hope Network - New PassagesGrand Rapids · 10 sites	Parent on file	8	51	Decision makers
37	Great Lakes Neurosurgical AssociatesGrand Rapids · 4 sites	-	7	19	Decision makers
38	AFC Urgent Care Grand RapidsGrand Rapids · 4 sites	Parent on file	7	17	Decision makers
39	Internal Medicine of West MichiganGrand Rapids · 1 site	-	7	8	Decision makers
40	Hope NetworkGrand Rapids · 12 sites	Parent on file	6	72	Decision makers
41	Hope NetworkGrand Rapids · 22 sites	Parent on file	6	47	Decision makers
42	Age Management of West MichiganGrand Rapids · 3 sites	-	6	43	Decision makers
43	Catherine's Health CenterGrand Rapids · 5 sites	Parent on file	6	22	Decision makers
44	West Michigan CardiologyGrand Rapids · 5 sites	-	6	17	Decision makers
45	West Michigan PainGrand Rapids · 3 sites	-	6	13	Decision makers
46	Hope NetworkGrand Rapids · 5 sites	Parent on file	5	21	Decision makers
47	Verdier Eye CenterGrand Rapids · 1 site	-	5	8	Decision makers
48	Pediatric Surgeons of West MichiganGrand Rapids · 1 site	-	5	5	Decision makers
49	Hope NetworkGrand Rapids · 8 sites	Parent on file	4	24	Decision makers
50	Ear Nose & Throat Center PCGrand Rapids · 3 sites	Parent on file	4	13	Decision makers

Showing 1 to 10 of 208 medical groups in Grand Rapids

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

Corewell Health has the most physicians in Grand Rapids medical groups, with 1,453 across 2 groups

Dmand AI maps every Grand Rapids medical group to its parent organization, up to the health system or platform at the top. 6 parent organizations have two or more Grand Rapids medical groups. Among health systems, Trinity Health has the most groups, 4. Each clinician counts once per parent organization.

Parent organizations with the most Grand Rapids medical groups
#	Parent organization	Grand Rapids groups	Physicians	HCPs
1	Corewell HealthHealth system	2	1,453	3,009
2	Trinity HealthHealth system	4	506	871
3	Emergency Care SpecialistsPhysician staffing company	3	224	359
4	Hope NetworkSocial and human services agency	5	12	139
5	Alliance Physical Therapy PartnersPhysician practice platform	9	3	134
6	TherapydiaPhysician practice platform	2	1	1

Parent organizations with two or more Grand Rapids groups

Corewell HealthHealth system · 2 Grand Rapids medical groups
Corewell Health Medical Group WestMulti-specialty group · 150 sites
Corewell HealthMulti-specialty group · 46 sites

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Source: Dmand AI Org Hierarchy Data

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Dmand AI maps the owners, administrators and physician leaders at each of the 208 Grand Rapids medical groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

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71% of Grand Rapids medical groups are independent, with no larger parent organization

A group counts as independent when no health system, platform or other organization sits above it in the org hierarchy. Every other group belongs to a larger organization.

Grand Rapids medical groups by ownership

Independent14771%
Health system or hospital84%
Platform or corporate owner2713%
Community or government136%
Other organization136%

Source: Dmand AI Org Hierarchy Data

40 Grand Rapids medical groups practice at a hospital site

Beyond their own offices, groups practice at the sites of care linked to them in the org hierarchy. A group can practice at several kinds of site, so the shares overlap.

Sources: Dmand AI Practice Data and Dmand AI Org Hierarchy Data

Behavioral and mental health groups are the most common medical groups in Grand Rapids, with 54

Each group is counted once, under its main specialty. Primary care groups are second, with 38, and 30 Grand Rapids groups are multi-specialty.

Source: Dmand AI Professional Profile Data

7,418 Michigan HCPs work in Grand Rapids medical groups, 3,036 of them physicians

Each clinician is counted once, across every Grand Rapids group they are linked to. Only clinicians with a Michigan address are counted.

HCPs in Grand Rapids medical groups by type

Physicians (MD, DO)3,03641%
Behavioral health clinicians1,18716%
Nurses and nurse practitioners1,14015%
Physician assistants1,08815%
Therapists (PT and OT)6108%
Other HCPs3575%

Source: Dmand AI Affiliation Data

Each Grand Rapids medical group profile shows the parent, sites, clinicians and identifiers

Clinicians and specialtiesA count by specialty and a sample of the group's cliniciansOn every profile
Practice locationsMain site and a sample of practice locations, with a count of the restOn every profile
Medicare Part B paymentsMedicare payments to the group, from CMSOn every profile
Group NPI and Medicare PAC IDIdentifiers for matching records across sourcesOn every profile
Parent organizationThe health system, platform or owner above the groupOn every profile
Every clinician and siteThe full roster and every practice locationWith a free account
Leader and clinician contactsWork emails and mobile numbers, found on request and then validatedWith a free account
EHR used by the group's cliniciansThe EHR in use at the group's sitesWith a free account

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Sources: Doctors and Clinicians National Downloadable File (CMS), Medicare Physician & Other Practitioners (CMS) and Dmand AI Org Hierarchy Data

Sources for the Grand Rapids medical group directory

Sources for the data on this page
Data on this page	Source
Medical groups, specialties and sites	Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Professional Profile Data
Parent organizations and independence	Dmand AI Org Hierarchy Data
Physicians and HCPs	Dmand AI Affiliation Data
Group NPI and PAC ID	NPPES NPI Registry (CMS) and Doctors and Clinicians National Downloadable File (CMS)

Data last refreshed October 2026Report an inaccuracy Remove my information

The directory lists groups based in Grand Rapids with a Medicare PAC ID.

FAQ

Frequently asked questions about medical groups in Grand Rapids

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many medical groups are in Grand Rapids?

There are 208 medical groups based in Grand Rapids with a Medicare PAC ID: 30 multi-specialty and 178 single-specialty. 125 of them have more than one site.

What is the largest medical group in Grand Rapids?

Corewell Health Medical Group West, with 1,391 physicians and 2,891 HCPs with a Michigan address. Trinity Health Medical Group is second with 491, and Corewell Health is third with 267.

Which health system has the most medical groups in Grand Rapids?

By physicians, Corewell Health, with 1,453 across 2 groups, followed by Trinity Health with 506 and Emergency Care Specialists with 224.

How many Grand Rapids medical groups are independent?

147, or 71%, have no larger parent organization in the Dmand AI org hierarchy. 8 belong to a health system or hospital and 27 to a physician platform or corporate owner.

How many Grand Rapids medical groups practice at a hospital?

40 Grand Rapids groups practice at a hospital site linked to them in the Dmand AI org hierarchy.

How do I find a medical group's NPI or PAC ID?

Each medical group profile lists the group NPI and Medicare PAC ID at the top, with the main address and phone number. The NPI comes from the NPPES NPI Registry and the PAC ID from CMS Medicare enrollment.

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