Ranked list
The 10 largest medical groups in Maryland by practice locations
The same ranking for Maryland medical groups.
Ranked listRefreshed monthly
The 10 largest medical groups in Washington, DC by practice locations
MedStar Washington Hospital Center has the most practice locations of any medical group in Washington, DC, 75, followed by The GW Medical Faculty Associates in Washington (72) and MedStar Heart Institute in Washington (56). Together the 10 leaders hold 402 locations.
- MedStar Washington Hospital Center75locations695physicians
- The GW Medical Faculty Associates72locations1,042physicians
- MedStar Heart Institute56locations236physicians
- MedStar Georgetown University Hospital52locations735physicians
- Unity Health Care42locations181physicians
- Children's National Hospital30locations1,304physicians
- Surgical Anesthesia Associates24locations82physicians
- MedStar Medical Group18locations190physicians
- Howard University Faculty Practice Plan18locations342physicians
- One MedStar Primary Care15locations97physicians
The 10 highest of 170 Washington, DC medical groups that report practice locations. Ranks compare size, not quality of care.
Every medical group in Washington, DCThe 10 top Washington, DC medical groups hold 53% of all practice locations
170 Washington, DC medical groups report practice locations, 757 practice locations in all. The 10 on this list hold 402 of it. The median medical group has 2 locations, so MedStar Washington Hospital Center is about 50 times that size.
- of all practice locations at Washington, DC medical groups that report them
- 53%
- the size of the median Washington, DC medical group, which has 2 locations
- 50×
- of the 170 Washington, DC medical groups that report practice locations
- 5.9%
How we ranked the top Washington, DC medical groups
- Measure
- Practice locations on file for each group.
- What counts as a group
- One Medicare PAC ID. A group that bills under several names counts once.
- Field
- 170 Washington, DC medical groups in the Dmand AI database report practice locations.
- Ties
- Medical groups with the same number share a rank.
- What a rank means
- Size only. A rank compares practice locations; it says nothing about quality of care.
- Refresh
- Monthly. Updated Oct 28, 2026.
FAQ
Questions about the top Washington, DC medical groups
Answers from the same data, updated monthly.
Which Washington, DC medical group has the most practice locations?
MedStar Washington Hospital Center in Washington, with 75 locations. The GW Medical Faculty Associates is second with 72.
What are the top 10 Washington, DC medical groups by practice locations?
MedStar Washington Hospital Center (75), The GW Medical Faculty Associates (72), MedStar Heart Institute (56), MedStar Georgetown University Hospital (52), Unity Health Care (42), Children's National Hospital (30), Surgical Anesthesia Associates (24), MedStar Medical Group (18), Howard University Faculty Practice Plan (18), One MedStar Primary Care (15).
How many practice locations does a typical Washington, DC medical group have?
The median Washington, DC medical group that reports practice locations has 2 locations, out of 170 that report them.
How often is this list updated?
Every month, when the Dmand AI database refreshes. This version is from Oct 28, 2026.
More ranked lists
Every ranked listRanked list
The 10 largest medical groups in the US by practice locations
The national ranking by practice locations.
Ranked list
The 10 largest hospitals in Washington, DC
Hospitals in Washington, DC ranked by staffed beds.
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