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, 6,901 to 6,950
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
6901	Michael D. Cohen, M.D. Inc.Valencia · 1 site	Parent on file	1	2	Decision makers
6902	Michael Ghiam MDLos Angeles · 1 site	-	1	2	Decision makers
6903	Michael K. McLean MDIrvine · 1 site	-	1	2	Decision makers
6904	Mike S. Shin, M.D.Hanford · 1 site	-	1	2	Decision makers
6905	Mimi K. Sato-Re, MD Medical CorporationFolsom · 1 site	-	1	2	Decision makers
6906	Mind Professional Corp (Behavioral Health)Turlock · 1 site	-	1	2	Decision makers
6907	Mindhealth WellnessMontebello · 1 site	-	1	2	Decision makers
6908	Minimally Invasive Spine and OrthopedicsTorrance · 1 site	-	1	2	Decision makers
6909	Miracle Women's Medical ClinicVannuys · 1 site	-	1	2	Decision makers
6910	Mirage Medical Group & Advanced Skin Care SpaPalm Desert · 1 site	-	1	2	Decision makers
6911	Mission PsychiatricSolana Beach · 1 site	-	1	2	Decision makers
6912	Mitla CareBaldwin Park · 1 site	-	1	2	Decision makers
6913	Mobile Physicians Comfort Care, Inc - APMCValley Village · 1 site	-	1	2	Decision makers
6914	MoDerm Medical SolutionsSan Jacinto · 1 site	-	1	2	Decision makers
6915	Mohsen Aljayeh MD IncRiverside · 1 site	-	1	2	Decision makers
6916	Mojdeh Talebian MD IncRedwood City · 1 site	Parent on file	1	2	Decision makers
6917	Molani Medical GroupSherman Oaks · 1 site	-	1	2	Decision makers
6918	Montclair Vida Health ClinicMontclair · 1 site	Parent on file	1	2	Decision makers
6919	Morongo Medical Group, Inc.Yucca Valley · 1 site	-	1	2	Decision makers
6920	Mountains Community HospitalLake Arrowhead · 1 site	Parent on file	1	2	Decision makers
6921	MPZ DermatologyCorona · 1 site	-	1	2	Decision makers
6922	Muttalib and AssociatesTorrance · 1 site	-	1	2	Decision makers
6923	My Hope Medical Group IncAnaheim · 1 site	-	1	2	Decision makers
6924	My Personal DocSanta Clarita · 1 site	-	1	2	Decision makers
6925	Nadi Sleep SolutionsEl Cajon · 1 site	-	1	2	Decision makers
6926	Naficy Medical GroupSan Juan Capistrano · 2 sites	-	1	2	Decision makers
6927	Napa Valley Lifestyle & WellnessNapa · 1 site	-	1	2	Decision makers
6928	Napa Valley Personalized HealthcareNapa · 1 site	-	1	2	Decision makers
6929	Narinder Singh MD IncIrvine · 1 site	-	1	2	Decision makers
6930	Natalia Jacobs MD PCMenifee · 1 site	-	1	2	Decision makers
6931	Natural Image OCLaguan Niguel · 1 site	-	1	2	Decision makers
6932	NEDAhealth NeuroScience CenterOxnard · 1 site	-	1	2	Decision makers
6933	Neil K. Hersh, MD, PCLong Beach · 1 site	-	1	2	Decision makers
6934	Nelson Lowe, DDSSanta Ana · 1 site	Parent on file	1	2	Decision makers
6935	Neuro Pain Medical CenterFresno · 2 sites	-	1	2	Decision makers
6936	NeuroAdaption CenterOxnard · 1 site	-	1	2	Decision makers
6937	Neurology Associates of Southern CaliforniaWalnut Park · 2 sites	-	1	2	Decision makers
6938	Neurology Los AngelesWest Hills · 1 site	-	1	2	Decision makers
6939	Neurology Spine And Headache Pain Management CenterBrawley · 1 site	-	1	2	Decision makers
6940	Newport Beach NeurologistsNewport Beach · 2 sites	-	1	2	Decision makers
6941	Newport Beach OB/GYN Medical GroupNewport Beach · 2 sites	-	1	2	Decision makers
6942	Newport Coast Center for Digestive, Liver and Pancreaticobiliary DisordersNewport Beach · 1 site	-	1	2	Decision makers
6943	Newport Skin CancerNewport Beach · 1 site	-	1	2	Decision makers
6944	Nguyen Medical GroupSun City · 1 site	-	1	2	Decision makers
6945	Niazi Family Medicine & Urgent CareSacramento · 1 site	Parent on file	1	2	Decision makers
6946	Nighat Sarwar MDFresno · 3 sites	Parent on file	1	2	Decision makers
6947	NoHo West Medical GroupNorth Hollywood · 1 site	-	1	2	Decision makers
6948	Nona Cunningham, M.D.Greenbrae · 1 site	-	1	2	Decision makers
6949	Norman Cheung MDHayward · 1 site	-	1	2	Decision makers
6950	North Peak DermatologyWalnut Creek · 1 site	-	1	2	Decision makers

Showing 6,901 to 6,950 of 10,378 medical groups in California

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

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