Updated October 2026

Medical groups in California

Medical group directory
California

Medical groups: 10,378
Multi-specialty: 2,304
Single-specialty: 8,073
More than one site: 4,683
100+ physicians: 219

There are 10,378 medical groups in California with a Medicare PAC ID. The Permanente Medical Group, Inc. is the largest, with 11,708 California physicians. Kaiser Permanente has the most physicians across its groups, 22,698, and 73% of California groups are independent.

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The Permanente Medical Group, Inc. is the largest medical group in California, with 11,708 physicians

Ranked by physicians with a California address linked to each group. Southern California Permanente Medical Group is second with 11,175, and UCSF Pediatrics third with 3,527. 219 California groups have 100 or more physicians.

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Medical groups in California, ranked by physicians, 2,151 to 2,200
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
2151	Gastroenterology Associates of Southern CaliforniaEncino · 2 sites	-	5	15	Decision makers
2152	Pagiel Shechter, MD, Inc.Los Angeles · 3 sites	-	5	15	Decision makers
2153	Shohet Ear AssociatesNewport Beach · 3 sites	-	5	15	Decision makers
2154	Vista Complete CareAuburn · 2 sites	-	5	15	Decision makers
2155	KMG PsychiatryChula Vista · 3 sites	-	5	14	Decision makers
2156	Mikes Walk-In Clinic - HesperiaHesperia · 4 sites	Parent on file	5	14	Decision makers
2157	MVP Medical GroupBurbank · 1 site	-	5	14	Decision makers
2158	NorCal Pain Treatment CenterTurlock · 5 sites	-	5	14	Decision makers
2159	Universal Urgent CareBakersfield · 2 sites	Parent on file	5	14	Decision makers
2160	Uptimum Medical Group and IPA IncInglewood · 1 site	Parent on file	5	14	Decision makers
2161	Ventura Urgent Care and Family PracticeVentura · 1 site	Parent on file	5	14	Decision makers
2162	American Arthritis and Rheumatology Associates (AARA)Visalia · 9 sites	Parent on file	5	13	Decision makers
2163	BeverlyCare PediatricsMontebello · 3 sites	Parent on file	5	13	Decision makers
2164	Dermatology and Plastic Surgery SpecialistsPalm Desert · 3 sites	-	5	13	Decision makers
2165	Epic Medical GroupSherman Oaks · 1 site	Parent on file	5	13	Decision makers
2166	Equity HealthSan Francisco · 2 sites	Parent on file	5	13	Decision makers
2167	Florence Western Medical ClinicLos Angeles · 3 sites	-	5	13	Decision makers
2168	Geiss MEDOrange · 3 sites	Parent on file	5	13	Decision makers
2169	Greider Eye AssociatesVista · 1 site	-	5	13	Decision makers
2170	Madrone Care NetworkUkiah · 2 sites	Parent on file	5	13	Decision makers
2171	Neurosurgical Medical ClinicSan Diego · 2 sites	-	5	13	Decision makers
2172	PulmoCrit AssociatesNorthridge · 3 sites	-	5	13	Decision makers
2173	Raincross Urgent CareRiverside · 1 site	-	5	13	Decision makers
2174	Winston Eye CareFullerton · 3 sites	Parent on file	5	13	Decision makers
2175	Advanced Center for Eyecare (ACE)Bakersfield · 3 sites	Parent on file	5	12	Decision makers
2176	Advanced TMS ClinicNational City · 1 site	-	5	12	Decision makers
2177	Amae HealthSan Francisco · 2 sites	Parent on file	5	12	Decision makers
2178	Central California Heart and Lung SurgeryClovis · 3 sites	-	5	12	Decision makers
2179	Digestive Disease CenterBakersfield · 3 sites	-	5	12	Decision makers
2180	East County Urgent CareEl Cajon · 2 sites	Parent on file	5	12	Decision makers
2181	New Ananda Medical & Urgent CareEl Monte · 3 sites	Parent on file	5	12	Decision makers
2182	Pacific Crest OrthopedicsSan Francisco · 3 sites	-	5	12	Decision makers
2183	Pacific Psychiatry, Inc.San Luis Obispo · 1 site	-	5	12	Decision makers
2184	Skyline UrologyTorrance · 4 sites	Parent on file	5	12	Decision makers
2185	The Spine and Orthopedic CenterSanta Barbara · 4 sites	-	5	12	Decision makers
2186	Avita MDLos Altos · 5 sites	-	5	11	Decision makers
2187	Berg-Feinfield Vision CorrectionBurbank · 1 site	-	5	11	Decision makers
2188	Castillejos Eye InstituteChula Vista · 1 site	-	5	11	Decision makers
2189	Critical Care Consultants of BurbankBurbank · 2 sites	-	5	11	Decision makers
2190	Desert Kidney CareRancho Mirage · 1 site	-	5	11	Decision makers
2191	First Health Medical CenterFresno · 1 site	Parent on file	5	11	Decision makers
2192	L.A. Downtown Medical CenterLos Angeles · 1 site	Parent on file	5	11	Decision makers
2193	Mobile Physician AssociatesBeverly Hills · 1 site	-	5	11	Decision makers
2194	Morris Eye GroupEncinitas · 1 site	-	5	11	Decision makers
2195	Raincross Medical GroupRiverside · 1 site	-	5	11	Decision makers
2196	Sah Orthopaedic AssociatesFremont · 5 sites	-	5	11	Decision makers
2197	Batra Vision Medical GroupSan Leandro · 1 site	-	5	10	Decision makers
2198	Bay Area Gynecology OncologyCampbell · 2 sites	-	5	10	Decision makers
2199	Beach Orthopaedic Specialty InstituteLos Alamitos · 2 sites	-	5	10	Decision makers
2200	California Eye SurgeonsLos Gatos · 3 sites	-	5	10	Decision makers

Showing 2,151 to 2,200 of 10,378 medical groups in California

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

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