Largest urology and nephrology groups in Maryland
- Groups
- 8
- Urology groups
- 8
- Urologists
- 148
- Physicians
- 189
- More than one site
- 6
There are 8 urology and nephrology groups in Maryland with a Medicare PAC ID. Chesapeake Urology Associates is the largest, with 140 physicians.
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Chesapeake Urology Associates is the largest urology and nephrology group in Maryland, with 140 physicians
Ranked by physicians with a Maryland address linked to each group. Anne Arundel Urology is second with 30, and MidAtlantic Urology Associates third with 7. 1 Maryland group has 100 or more physicians.
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Sort and filter all 8 Maryland urology and nephrology groups by city, parent organization, group size, EHR in use and decision makers in Dmand AI.
| # | Medical group | Parent organization | Physicians | HCPs | Decision makers |
|---|---|---|---|---|---|
| 1 | Chesapeake Urology AssociatesOwings Mills · 41 sites | Parent on file | 140 | 200 | Decision makers |
| 2 | Anne Arundel UrologyAnnapolis · 6 sites | Parent on file | 30 | 41 | Decision makers |
| 3 | MidAtlantic Urology AssociatesGreenbelt · 4 sites | - | 7 | 8 | Decision makers |
| 4 | Urology AssociatesCumberland · 2 sites | - | 6 | 7 | Decision makers |
| 5 | Meritus UrologyHagerstown · 1 site | Parent on file | 4 | 8 | Decision makers |
| 6 | Jayaraman Medical AssociatesMechanicsville · 1 site | - | 3 | 4 | Decision makers |
| 7 | Harne, Song & Woo, M.D., P.A.Forest Hill · 2 sites | - | 2 | 2 | Decision makers |
| 8 | Colorado UrologyOwings Mills · 23 sites | Parent on file | - | - | Decision makers |
Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data
Oneoncology has the most physicians in Maryland urology and nephrology groups, with 140 across 2 groups
Dmand AI maps every medical group to its parent organization, up to the health system or platform at the top. 1 parent organizations have two or more Maryland urology and nephrology groups. Each clinician counts once per parent organization.
See every medical group, site and clinician under Oneoncology
Org Hierarchy Explorer maps every group, site of care and clinician under the parent, with the leaders at each group.
Source: Dmand AI Org Hierarchy Data
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Dmand AI maps the owners, administrators and physician leaders at each of the 8 Maryland urology and nephrology groups, with the parent organization above each one, and finds validated work emails and mobile numbers.
50% of Maryland urology and nephrology 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 urology and nephrology groups by ownership
- Independent4
- Health system or hospital1
- Platform or corporate owner3
Sites of care beyond their own offices
See the parent organization above every Maryland group
Dmand AI maps each group to the health system, physician platform or management company above it, so you can sell to the owner, not one site.
Source: Dmand AI Org Hierarchy Data
6 Maryland urology and nephrology groups practice at a surgery center site, and 2 at a hospital
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 urology and nephrology groups by site of care
- Ambulatory surgery centers6
- Hospitals2
Clinicians in Maryland urology and nephrology groups
Sources: Dmand AI Practice Data and Dmand AI Org Hierarchy Data
Owings Mills has the most urology and nephrology groups in Maryland, with 2
More Maryland cities with urology and nephrology groups
- Mechanicsville1
Source: Doctors and Clinicians National Downloadable File (CMS)
Each Maryland urology and nephrology 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 Maryland urology and nephrology group list
| 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 inaccuracyRemove my information
Groups whose main specialty is urology and nephrology and that have a Medicare PAC ID.
FAQ
Frequently asked questions about urology and nephrology 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 urology and nephrology groups are in Maryland?
There are 8 urology and nephrology groups in Maryland with a Medicare PAC ID. Between them they have 148 urologists.
How many Maryland urology and nephrology groups are independent?
4, or 50%, have no larger parent organization in the Dmand AI org hierarchy. 1 belong to a health system or hospital and 3 to a physician platform or corporate owner.
Why are urology and nephrology 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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