Updated October 2026

Largest pathology and laboratory groups in New Jersey

Medical group directory
New Jersey
Pathology and laboratory

Groups: 44
Pathology groups: 44
Pathology specialists: 189
Physicians: 231
More than one site: 28

There are 44 pathology and laboratory groups in New Jersey with a Medicare PAC ID. Cooper Pathology is the largest, with 30 physicians.

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Cooper Pathology is the largest pathology and laboratory group in New Jersey, with 30 physicians

Ranked by physicians with a New Jersey address linked to each group. Morristown Pathology Associates is second with 27, and Hackensack Pathology Associates third with 22.

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Pathology and laboratory groups in New Jersey, ranked by physicians
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
1	Cooper PathologyCamden · 3 sites	Parent on file	30	30	Decision makers
2	Morristown Pathology AssociatesMorristown · 6 sites	Parent on file	27	28	Decision makers
3	Hackensack Pathology AssociatesHackensack · 4 sites	Parent on file	22	23	Decision makers
4	Meridian Laboratory PhysiciansBrick · 6 sites	Parent on file	20	22	Decision makers
5	Pathlink of NJDenville · 5 sites	Parent on file	18	19	Decision makers
6	Princeton Pathology Services, P.A.Newark · 3 sites	Parent on file	13	14	Decision makers
7	Livingston Pathology AssociatesLivingston · 1 site	-	12	13	Decision makers
8	Pathology Associates of PrincetonPlainsboro · 4 sites	Parent on file	9	11	Decision makers
9	Raso-Cohen GastroenterologyToms River · 1 site	-	9	10	Decision makers
10	Diagnostic Pathology ConsultantsVoorhees · 7 sites	Parent on file	9	9	Decision makers
11	Ridgewood Pathology GroupRidgewood · 2 sites	Parent on file	9	9	Decision makers
12	LabGenomics (formerly QDx Pathology Services)Edison · 1 site	Parent on file	8	9	Decision makers
13	Atlantic Coast UrologyNeptune · 4 sites	-	7	15	Decision makers
14	Pro Med Pathology LLCFlemington · 2 sites	Parent on file	7	8	Decision makers
15	Brunswick Diagnostics AssociatesNew Brunswick · 2 sites	Parent on file	7	7	Decision makers
16	Englewood PathologistsEnglewood · 3 sites	Parent on file	6	7	Decision makers
17	Central Jersey Pathology ConsultantsEdison · 1 site	-	6	6	Decision makers
18	Digestive Health & Nutrition Center, LLCEast Brunswick · 1 site	-	6	6	Decision makers
19	Garden State Physician Associates LLCVineland · 1 site	Parent on file	5	5	Decision makers
20	Advanced Gastroenterology of Northern NJ LLCOcean City · 3 sites	-	4	5	Decision makers
21	Center for Advanced UrologySalem · 2 sites	-	4	5	Decision makers
22	Southern Regional Pathology AssociatesVineland · 1 site	-	4	4	Decision makers
23	Continuum Gastroenterology CareRoselle Park · 2 sites	Parent on file	3	6	Decision makers
24	South Plainfield Primary Care CenterSouth Plainfield · 2 sites	-	3	6	Decision makers
25	Advanced Digestive Center, Inc.Metuchen · 3 sites	-	3	3	Decision makers
26	Dordaneh Maleki, MD, LLCLinwood · 2 sites	-	3	3	Decision makers
27	Pinnacle UrologyToms River · 1 site	-	3	3	Decision makers
28	Shore Pathology AssociatesSomers Point · 2 sites	Parent on file	3	3	Decision makers
29	Gastroenterology Associates of New Jersey (GANJ)North Bergen · 2 sites	-	2	6	Decision makers
30	Rahway Pathology PARahway · 2 sites	Parent on file	2	6	Decision makers
31	Gastrointestinal Medical Experts (Dr. David E. Wexler, Gastroenterology and Hepatology)Clark · 2 sites	-	2	5	Decision makers
32	Digestive Disease Specialists of Central NJHazlet · 1 site	-	2	2	Decision makers
33	Gastroenterology Associates of North Jersey, P.A. (GANJ)Dover · 3 sites	-	2	2	Decision makers
34	GI Endoscopy PracticeRiverdale · 1 site	-	2	2	Decision makers
35	Kailash C. Singhvi, M.D.East Brunswick · 1 site	-	2	2	Decision makers
36	South Jersey Urology ConsultantsVineland · 1 site	-	2	2	Decision makers
37	Millennium Gastroenterology Center PCProspect Park · 2 sites	-	1	7	Decision makers
38	Robert I Greenblatt MD PAUnion · 2 sites	Parent on file	1	5	Decision makers
39	GastroCaresMountainside · 2 sites	-	1	3	Decision makers
40	Janardhan Bollu Md PaPaterson · 2 sites	Parent on file	1	3	Decision makers
41	Advanced Foot & Ankle SpecialistsWhiting · 1 site	-	1	2	Decision makers
42	Professional Gastroenterology AssociatesCherry Hill · 1 site	-	1	2	Decision makers
43	Mid-Atlantic Pathology ServicesRamsey · 1 site	Parent on file	1	1	Decision makers
44	Carepoint GastroenterologyClifton · 1 site	Parent on file	-	3	Decision makers

Showing 1 to 10 of 44 pathology and laboratory groups in New Jersey

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

Morristown Pathology Associates has the most physicians in New Jersey pathology and laboratory groups, with 27 across 2 groups

Dmand AI maps every medical group to its parent organization, up to the health system or platform at the top. 5 parent organizations have two or more New Jersey pathology and laboratory groups. Among health systems, RWJBarnabas Health has the most groups, 3. Each clinician counts once per parent organization.

Parent organizations with the most New Jersey pathology and laboratory groups
#	Parent organization	New Jersey groups	Physicians	HCPs
1	Morristown Pathology AssociatesTreatment center company	2	27	28
2	PathlinkPhysician staffing company	2	20	21
3	Sonic HealthcareTreatment center company	2	10	12
4	RWJBarnabas HealthHealth system	3	9	14
5	Sisters of Charity of Saint ElizabethCatholic health ministry	2	1	6

Parent organizations with two or more New Jersey groups

Morristown Pathology AssociatesTreatment center company · 2 New Jersey pathology and laboratory groups
Morristown Pathology AssociatesMedical group · Morristown
Pro Med Pathology LLCMedical group · Flemington

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Source: Dmand AI Org Hierarchy Data

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52% of New Jersey 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.

New Jersey pathology and laboratory groups by ownership

Independent2352%
Health system or hospital1125%
Platform or corporate owner37%
Other organization716%

Sites of care beyond their own offices

Practice at a hospital25

Practice at a surgery center1

Practice at a rehab center1

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Source: Dmand AI Org Hierarchy Data

25 New Jersey pathology and laboratory groups practice at a hospital site, and 1 at a surgery center

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

New Jersey pathology and laboratory groups by site of care

Hospitals2557%
Ambulatory surgery centers12%
Therapy and rehab centers12%

Clinicians in New Jersey pathology and laboratory groups

Pathology specialists189

All HCPs265

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

Vineland has the most pathology and laboratory groups in New Jersey, with 3

3pathology and laboratory groups in Vineland

2pathology and laboratory groups in East Brunswick

2pathology and laboratory groups in Edison

2pathology and laboratory groups in Toms River

1pathology and laboratory groups in Brick

1pathology and laboratory groups in Camden

More New Jersey cities with pathology and laboratory groups

Cherry Hill1
Clark1
Clifton1
Denville1
Dover1
Englewood1
Flemington1
Hackensack1
Hazlet1
Linwood1
Livingston1
Metuchen1
Morristown1
Mountainside1
Neptune1

Source: Doctors and Clinicians National Downloadable File (CMS)

Each New Jersey 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 New Jersey pathology and laboratory group list

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

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 New Jersey

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 New Jersey?

There are 44 pathology and laboratory groups in New Jersey with a Medicare PAC ID. Between them they have 189 pathology specialists.

Which companies own the most pathology and laboratory groups?

By physicians, Morristown Pathology Associates, with 27 across 2 groups, followed by Pathlink with 20 and Sonic Healthcare with 10.

How many New Jersey pathology and laboratory groups are independent?

23, or 52%, have no larger parent organization in the Dmand AI org hierarchy. 11 belong to a health system or hospital and 3 to a physician platform or corporate owner.

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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