Largest pathology and laboratory groups in Michigan

  • Medical group directory
  • Michigan
  • Pathology and laboratory
Groups
30
Pathology groups
30
Pathology specialists
204
Physicians
230
More than one site
18

There are 30 pathology and laboratory groups in Michigan with a Medicare PAC ID. Henry Ford Department of Pathology is the largest, with 53 physicians.

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Henry Ford Department of Pathology is the largest pathology and laboratory group in Michigan, with 53 physicians

Ranked by physicians with a Michigan address linked to each group. Michigan Pathology Specialists is second with 36, and McLaren Health Management Group third with 20.

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Pathology and laboratory groups in Michigan, ranked by physicians
#Medical groupParent organizationPhysiciansHCPsDecision makers
1Henry Ford Department of PathologyDetroit · 3 sitesParent on file5353Decision makers
2Michigan Pathology SpecialistsGrand Rapids · 12 sites-3637Decision makers
3McLaren Health Management GroupDavison · 18 sitesParent on file2041Decision makers
4Pathology Services of KalamazooKalamazoo · 2 sites-1919Decision makers
5Southwest Michigan Pathology Services PCSaint Joseph · 3 sitesParent on file1414Decision makers
6Pathology Specialists of Southeast Michigan PCDetroit · 1 site-1314Decision makers
7Grand Traverse PathologyTraverse City · 3 sites-1313Decision makers
8Michigan Diagnostic PathologistsSouthfield · 2 sitesParent on file1111Decision makers
9Providence GastroenterologySouthfield · 3 sites-1012Decision makers
10Pathology Associates of Grand RapidsGrand Rapids · 3 sitesParent on file1010Decision makers
11MI Health ClinicSaginaw · 4 sites-910Decision makers
12South Oakland Gastroenterology AssociatesFarmington Hills · 4 sites-99Decision makers
13YourPathologistGarden City · 1 siteParent on file99Decision makers
14Diagnostic Pathology Services of Southwest Michigan PCKalamazoo · 2 sites-77Decision makers
15Northwest Pathology ConsultantsPontiac · 1 siteParent on file77Decision makers
16Med Labs of MarquetteMarquette · 1 siteParent on file66Decision makers
17Westshore DiagnosticsMuskegon · 1 site-66Decision makers
18North Oakland Gastroenterology ClinicRochester Hills · 3 sites-55Decision makers
19Langston Walker & Associates, PCMadison Heights · 2 sites-44Decision makers
20Midland Pathology AssociatesMidland · 4 sitesParent on file44Decision makers
21Pathology Consultants, PCGrand Blanc · 1 siteParent on file44Decision makers
22Rochester Gastroenterology & AssociatesRochester Hills · 2 sites-44Decision makers
23Pathology Associates, PCFlint · 1 siteParent on file33Decision makers
24Pathology LaboratoryGrand Rapids · 3 sitesParent on file33Decision makers
25Warren GastroenterologyWarren · 2 sites-33Decision makers
26Western Michigan Pathology AssociatesHolland · 1 siteParent on file33Decision makers
27Huron Pathology AssociatesPort Huron · 1 site-22Decision makers
28Western Michigan Pathology AssociatesHolland · 1 siteParent on file22Decision makers
29Petoskey Pathology AssociatesPetoskey · 1 siteParent on file11Decision makers
30Petoskey Pathology AssociatesPetoskey · 1 site---Decision makers

Showing 1 to 10 of 30 pathology and laboratory groups in Michigan

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

McLaren Health Care has the most physicians in Michigan pathology and laboratory groups, with 21 across 2 groups

Dmand AI maps every medical group to its parent organization, up to the health system or platform at the top. 3 parent organizations have two or more Michigan pathology and laboratory groups. Each clinician counts once per parent organization.

Parent organizations with the most Michigan pathology and laboratory groups
#Parent organizationMichigan groupsPhysiciansHCPs
1McLaren Health CareHealth system22142
2Trinity HealthHealth system21717
3Holland Physician Hospital OrganizationPhysician network (IPA or ACO)233

Parent organizations with two or more Michigan groups

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Source: Dmand AI Org Hierarchy Data

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Find the decision makers at Michigan pathology and laboratory groups

Dmand AI maps the owners, administrators and physician leaders at each of the 30 Michigan pathology and laboratory groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

50% of Michigan pathology and laboratory 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.

Michigan pathology and laboratory groups by ownership

  1. Independent15
  2. Health system or hospital7
  3. Community or government1
  4. Other organization7

Sites of care beyond their own offices

Practice at a hospital28
Practice at a skilled nursing facility1

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Source: Dmand AI Org Hierarchy Data

28 Michigan pathology and laboratory groups practice at a hospital site, and 1 at a skilled nursing facility

Sites of care linked to each group in the org hierarchy, beyond its own offices. A group can practice at several kinds of site.

Michigan pathology and laboratory groups by site of care

  1. Hospitals28
  2. Skilled nursing facilities1

Clinicians in Michigan pathology and laboratory groups

Pathology specialists204
All HCPs256

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

Grand Rapids has the most pathology and laboratory groups in Michigan, with 3

3pathology and laboratory groups in Grand Rapids
2pathology and laboratory groups in Detroit
2pathology and laboratory groups in Holland
2pathology and laboratory groups in Kalamazoo
2pathology and laboratory groups in Petoskey
2pathology and laboratory groups in Rochester Hills

More Michigan cities with pathology and laboratory groups

  • Southfield2
  • Davison1
  • Farmington Hills1
  • Flint1
  • Garden City1
  • Grand Blanc1
  • Madison Heights1
  • Marquette1
  • Midland1
  • Muskegon1
  • Pontiac1
  • Port Huron1
  • Saginaw1
  • Saint Joseph1
  • Traverse City1

Source: Doctors and Clinicians National Downloadable File (CMS)

Each Michigan pathology and laboratory 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 Michigan pathology and laboratory group list

Sources for the data on this page
Data on this pageSource
Medical groups, specialties and sitesDoctors and Clinicians National Downloadable File (CMS) and Dmand AI Professional Profile Data
Parent organizations and independenceDmand AI Org Hierarchy Data
Physicians and HCPsDmand AI Affiliation Data
Group NPI and PAC IDNPPES NPI Registry (CMS) and Doctors and Clinicians National Downloadable File (CMS)

Data last refreshed October 2026Report an inaccuracyRemove my information

Groups whose main specialty is pathology and laboratory and that have a Medicare PAC ID.

FAQ

Frequently asked questions about pathology and laboratory groups in Michigan

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

How many pathology and laboratory groups are in Michigan?

There are 30 pathology and laboratory groups in Michigan with a Medicare PAC ID. Between them they have 204 pathology specialists.

Which companies own the most pathology and laboratory groups?

By physicians, McLaren Health Care, with 21 across 2 groups, followed by Trinity Health with 17 and Holland Physician Hospital Organization with 3.

How many Michigan pathology and laboratory groups are independent?

15, or 50%, have no larger parent organization in the Dmand AI org hierarchy. 7 belong to a health system or hospital.

Why are pathology and laboratory listed together?

They share one specialty category in the Dmand AI medical group data. Each group is listed under its main specialty.

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