Updated October 2026

Medical groups in Massachusetts

Medical group directory
Massachusetts

Medical groups: 2,293
Multi-specialty: 430
Single-specialty: 1,863
More than one site: 1,166
100+ physicians: 73

There are 2,293 medical groups in Massachusetts with a Medicare PAC ID. Massachusetts General Physicians Organization (MGPO) is the largest, with 3,803 Massachusetts physicians. Mass General Brigham has the most physicians across its groups, 7,818, and 70% of Massachusetts groups are independent.

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Massachusetts General Physicians Organization (MGPO) is the largest medical group in Massachusetts, with 3,803 physicians

Ranked by physicians with a Massachusetts address linked to each group. Massachusetts General Hospital is second with 3,723, and Brigham and Women's Hospital third with 3,175. 73 Massachusetts groups have 100 or more physicians.

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Medical groups in Massachusetts, ranked by physicians, 2,251 to 2,293
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
2251	East Gulf Partners PACambridge · 4 sites	Parent on file	-	-	Decision makers
2252	Elektra HealthSturbridge · 2 sites	Parent on file	-	-	Decision makers
2253	EmpalloCambridge · 1 site	-	-	-	Decision makers
2254	Form HealthBoston · 2 sites	Parent on file	-	-	Decision makers
2255	Hanson Psychological Services LLCDanvers · 1 site	-	-	-	Decision makers
2256	Haven PsychNorth Easton · 1 site	-	-	-	Decision makers
2257	HealthDriveFramingham · 3 sites	Parent on file	-	-	Decision makers
2258	HealthDrive CorporationFramingham · 6 sites	Parent on file	-	-	Decision makers
2259	HealthDrive Eye Care GroupFramingham · 1 site	Parent on file	-	-	Decision makers
2260	HealthDrive Eye Care GroupFramingham · 3 sites	Parent on file	-	-	Decision makers
2261	HealthDrive Eye Care GroupFramingham · 1 site	Parent on file	-	-	Decision makers
2262	HealthDrive Medical ServicesFramingham · 2 sites	Parent on file	-	-	Decision makers
2263	HealthDrive Podiatry GroupFramingham · 2 sites	Parent on file	-	-	Decision makers
2264	Interwell HealthBoston · 1 site	Parent on file	-	-	Decision makers
2265	L&M RadiologyWareham · 4 sites	-	-	-	Decision makers
2266	LifestyleRxCambridge · 2 sites	-	-	-	Decision makers
2267	Molina Healthcare \| MassachusettsCambridge · 3 sites	Parent on file	-	-	Decision makers
2268	Neuroglee HealthBoston · 1 site	Parent on file	-	-	Decision makers
2269	Neuroglee HealthBoston · 1 site	Parent on file	-	-	Decision makers
2270	Northeast Family ServicesLawrence · 2 sites	-	-	-	Decision makers
2271	Northern Berkshire OrthopedicsWilliamstown · 3 sites	Parent on file	-	-	Decision makers
2272	Northshore Medical and Rehab LLCMiddleton · 1 site	-	-	-	Decision makers
2273	NuvoAir MedicalBoston · 17 sites	Parent on file	-	-	Decision makers
2274	Optimal Chiropractic and WellnessCambridge · 1 site	-	-	-	Decision makers
2275	Physically Fit Physical TherapyNorton · 1 site	-	-	-	Decision makers
2276	Piction HealthBoston · 1 site	-	-	-	Decision makers
2277	PivotCare Precision PsychiatryDuxbury · 1 site	-	-	-	Decision makers
2278	Relias HealthcareBedford · 12 sites	Parent on file	-	-	Decision makers
2279	Relias HealthcareBedford · 11 sites	Parent on file	-	-	Decision makers
2280	Relias HealthcareBedford · 8 sites	Parent on file	-	-	Decision makers
2281	Relias HealthcareBedford · 5 sites	Parent on file	-	-	Decision makers
2282	Relias Hospitalist Medicine Specialists of AmoryBedford · 6 sites	Parent on file	-	-	Decision makers
2283	Seen Medical Group of MA, P.C.Needham · 1 site	Parent on file	-	-	Decision makers
2284	Seen Medical Group of MA, P.C.Needham · 1 site	Parent on file	-	-	Decision makers
2285	Simbioza AIBrookline · 1 site	-	-	-	Decision makers
2286	Sleep Apnea Dentists of New EnglandWeston · 1 site	-	-	-	Decision makers
2287	Southcoast Behavioral HealthFall River · 1 site	-	-	-	Decision makers
2288	The Newburyport OptiqueNewburyport · 2 sites	-	-	-	Decision makers
2289	The Vascular Care GroupHyannis · 2 sites	-	-	-	Decision makers
2290	Topaz Medical Group PABoston · 1 site	-	-	-	Decision makers
2291	United Woundcare InstituteQuincy · 1 site	Parent on file	-	-	Decision makers
2292	Veterans Inc. Independence HallShrewsbury · 1 site	-	-	-	Decision makers
2293	Vori HealthBoston · 3 sites	Parent on file	-	-	Decision makers

Showing 2,251 to 2,260 of 2,293 medical groups in Massachusetts

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

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