Largest pathology and laboratory groups in Maryland

  • Medical group directory
  • Maryland
  • Pathology and laboratory
Groups
27
Pathology groups
27
Pathology specialists
95
Physicians
113
More than one site
12

There are 27 pathology and laboratory groups in Maryland with a Medicare PAC ID. University of Maryland Pathology Associates, P.A. is the largest, with 29 physicians.

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University of Maryland Pathology Associates, P.A. is the largest pathology and laboratory group in Maryland, with 29 physicians

Ranked by physicians with a Maryland address linked to each group. HCT Pathology is second with 20, and Drs. Hicken, Cranley & Taylor, P.A. third with 18.

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Sort and filter all 27 Maryland pathology and laboratory groups by city, parent organization, group size, EHR in use and decision makers in Dmand AI.

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Pathology and laboratory groups in Maryland, ranked by physicians
#Medical groupParent organizationPhysiciansHCPsDecision makers
1University of Maryland Pathology Associates, P.A.Baltimore · 5 sitesParent on file2929Decision makers
2HCT PathologyLutherville · 7 sites-2021Decision makers
3Drs. Hicken, Cranley & Taylor, P.A.Lutherville · 8 sites-1819Decision makers
4Silver Spring Pathology AssocSilver Spring · 1 siteParent on file1010Decision makers
5Advanced Pathology AssociatesRockville · 1 siteParent on file77Decision makers
6Adventist Medical GroupGaithersburg · 4 sitesParent on file77Decision makers
7Ajay Bakhshi MDBethesda · 1 siteParent on file66Decision makers
8Anne Arundel Pathology Services, L.L.C.Annapolis · 1 siteParent on file66Decision makers
9Anne Arundel Pathology Services, L.L.C.Annapolis · 1 siteParent on file66Decision makers
10Frederick HealthFrederick · 3 sitesParent on file66Decision makers
11Sekhon + Barton GastroenterologyRockville · 2 sites-56Decision makers
12Gastro Center of MarylandColumbia · 2 sitesParent on file55Decision makers
13Greater Baltimore Pathology AssociatesBaltimore · 1 siteParent on file55Decision makers
14Peninsula Pathology AssociatesSalisbury · 1 site-55Decision makers
15Drs Moshyedi & Mostaghim, MD, PAGreenbelt · 1 siteParent on file46Decision makers
16Digestive Disease SolutionsFrederick · 2 sites-45Decision makers
17Elliot and Wargotz Pathologist LLCLanham · 1 siteParent on file44Decision makers
18Sanjiv Sood M.D. GastroenterologyBowie · 1 site-44Decision makers
19Greater Baltimore Colorectal SpecialistsTowson · 2 sites-35Decision makers
20Gastroenterology Specialists of FrederickFrederick · 1 site-33Decision makers
21Pathology AssociatesBaltimore · 1 site-33Decision makers
22Raja M. Din, M.D., PLLCGreenbelt · 2 sites-24Decision makers
23CBM PathologyGaithersburg · 1 siteParent on file22Decision makers
24John W. Bedeau, M.D.Largo · 1 site-22Decision makers
25Joseph C. Lin, MDBaltimore · 1 siteParent on file22Decision makers
26Maryland Foot and Ankle SpecialistsEldersburg · 2 sites-13Decision makers
27Potomac Highlands PathologyCumberland · 2 sites--3Decision makers

Showing 1 to 10 of 27 pathology and laboratory groups in Maryland

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

Trinity Health has the most physicians in Maryland pathology and laboratory groups, with 15 across 2 groups

Dmand AI maps every medical group to its parent organization, up to the health system or platform at the top. 2 parent organizations have two or more Maryland pathology and laboratory groups. Among health systems, Luminis Health has the most groups, 4. Each clinician counts once per parent organization.

Parent organizations with the most Maryland pathology and laboratory groups
#Parent organizationMaryland groupsPhysiciansHCPs
1Trinity HealthHealth system21515
2Luminis HealthHealth system41416

Parent organizations with two or more Maryland groups

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Source: Dmand AI Org Hierarchy Data

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Find the decision makers at Maryland pathology and laboratory groups

Dmand AI maps the owners, administrators and physician leaders at each of the 27 Maryland pathology and laboratory groups, with the parent organization above each one, and finds validated work emails and mobile numbers.

48% of Maryland 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.

Maryland pathology and laboratory groups by ownership

  1. Independent13
  2. Health system or hospital11
  3. Platform or corporate owner1
  4. Other organization2

Sites of care beyond their own offices

Practice at a hospital15
Practice at a surgery center1

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Source: Dmand AI Org Hierarchy Data

15 Maryland 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.

Maryland pathology and laboratory groups by site of care

  1. Hospitals15
  2. Ambulatory surgery centers1

Clinicians in Maryland pathology and laboratory groups

Pathology specialists95
All HCPs127

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

Baltimore has the most pathology and laboratory groups in Maryland, with 4

4pathology and laboratory groups in Baltimore
3pathology and laboratory groups in Frederick
2pathology and laboratory groups in Annapolis
2pathology and laboratory groups in Gaithersburg
2pathology and laboratory groups in Greenbelt
2pathology and laboratory groups in Lutherville

More Maryland cities with pathology and laboratory groups

  • Rockville2
  • Bethesda1
  • Bowie1
  • Columbia1
  • Cumberland1
  • Eldersburg1
  • Lanham1
  • Largo1
  • Salisbury1
  • Silver Spring1
  • Towson1

Source: Doctors and Clinicians National Downloadable File (CMS)

Each Maryland 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

Free account: 30 days free, self-serve, no credit card.

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

Sources for the Maryland 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 Maryland

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 Maryland?

There are 27 pathology and laboratory groups in Maryland with a Medicare PAC ID. Between them they have 95 pathology specialists.

Which companies own the most pathology and laboratory groups?

By physicians, Trinity Health, with 15 across 2 groups, followed by Luminis Health with 14.

How many Maryland pathology and laboratory groups are independent?

13, or 48%, have no larger parent organization in the Dmand AI org hierarchy. 11 belong to a health system or hospital and 1 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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