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, 2,751 to 2,800
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
2751	Anne Thai, MDBurlingame · 1 site	-	4	4	Decision makers
2752	Arthur F Gelb Medical GroupLakewood · 1 site	-	4	4	Decision makers
2753	Associated Hand SurgeonsSanta Barbara · 1 site	-	4	4	Decision makers
2754	Balancepoint Medical Professional CorporationBakersfield · 2 sites	-	4	4	Decision makers
2755	Best Healthcare Access NorcalPacifica · 1 site	-	4	4	Decision makers
2756	Beverly Hills Concierge DoctorBeverly Hills · 1 site	-	4	4	Decision makers
2757	Boris Shlopov MD Pathology Medical CorporationCorona · 4 sites	-	4	4	Decision makers
2758	C/V ENT Surgical GroupWest Hills · 3 sites	-	4	4	Decision makers
2759	California Oculoplastic ConsultantsWest Covina · 2 sites	-	4	4	Decision makers
2760	California Pain SpecialistsCitrus Heights · 1 site	-	4	4	Decision makers
2761	California SpineLos Angeles · 3 sites	-	4	4	Decision makers
2762	Calpath Medical Associates / GynePath Laboratory, Inc.Campbell · 3 sites	Parent on file	4	4	Decision makers
2763	Cedar Eye Center Medical GroupPlacerville · 2 sites	-	4	4	Decision makers
2764	Central Coast Cardiothoracic Surgical AssociatesPismo Beach · 2 sites	-	4	4	Decision makers
2765	Central Valley Pain ManagementModesto · 1 site	-	4	4	Decision makers
2766	Chatsworth Medlink IncGranada Hills · 2 sites	-	4	4	Decision makers
2767	Citrus Pathology Medical GroupGlendale · 3 sites	-	4	4	Decision makers
2768	Coast Pulmonary & Internal Medicine AssociatesFountain Valley · 1 site	-	4	4	Decision makers
2769	Coastal Medical & Cosmetic DermatologyLa Jolla · 1 site	-	4	4	Decision makers
2770	Comprehensive Cardiovascular Medical Group, Inc.Porterville · 2 sites	-	4	4	Decision makers
2771	Comprehensive Care ID Medical GroupLos Angeles · 1 site	-	4	4	Decision makers
2772	Crown Valley ImagingMission Viejo · 1 site	Parent on file	4	4	Decision makers
2773	Descanso Dermatology Medical GroupLa Canada · 1 site	-	4	4	Decision makers
2774	Diagnostic Imaging NetworkGlendale · 3 sites	Parent on file	4	4	Decision makers
2775	East Bay Sleep Medical CenterHayward · 2 sites	Parent on file	4	4	Decision makers
2776	Eastlake Urgent CareChula Vista · 2 sites	Parent on file	4	4	Decision makers
2777	El Portal Imaging CenterMerced · 2 sites	Parent on file	4	4	Decision makers
2778	Elite Digestive HealthLos Angeles · 1 site	-	4	4	Decision makers
2779	ENT AssociatesOceanside · 1 site	-	4	4	Decision makers
2780	Ethos Medical Associates PCSan Diego · 2 sites	-	4	4	Decision makers
2781	Eye Specialties Medical GroupCastro Valley · 1 site	-	4	4	Decision makers
2782	EyeMD of AlamedaAlameda · 1 site	-	4	4	Decision makers
2783	Glaucoma Center of San FranciscoSan Francisco · 1 site	-	4	4	Decision makers
2784	Global Gastroenterology GroupMonterey Park · 2 sites	-	4	4	Decision makers
2785	Golden Pacific Nephrology Medical ClinicMonterey Park · 2 sites	-	4	4	Decision makers
2786	Haven Eye InstituteRancho Cucamonga · 2 sites	-	4	4	Decision makers
2787	Head and Neck Surgery SpecialistsChula Vista · 1 site	Parent on file	4	4	Decision makers
2788	Healthline Medical GroupVannuys · 1 site	-	4	4	Decision makers
2789	Hemet Community Medical GroupHemet · 2 sites	Parent on file	4	4	Decision makers
2790	High Desert Heart InstituteVictorville · 1 site	-	4	4	Decision makers
2791	Ho S. Bae, MDLos Angeles · 1 site	-	4	4	Decision makers
2792	Ikigai Physician GroupFortuna · 2 sites	-	4	4	Decision makers
2793	Inspire Pulmonary & Sleep Medicine SpecialistsMurrieta · 1 site	-	4	4	Decision makers
2794	Integrated Post-Acute Care Solutions (IPACS)El Segundo · 1 site	-	4	4	Decision makers
2795	Ispine CaliforniaWatsonville · 2 sites	-	4	4	Decision makers
2796	Kamath Medical GroupApple Valley · 2 sites	-	4	4	Decision makers
2797	Karma TMSEl Cerrito · 1 site	-	4	4	Decision makers
2798	Laser & Skin Surgery Center of Northern CaliforniaSacramento · 1 site	Parent on file	4	4	Decision makers
2799	Lompoc Valley Medical CenterLompoc · 2 sites	Parent on file	4	4	Decision makers
2800	Long Life CardiologyAlhambra · 1 site	-	4	4	Decision makers

Showing 2,751 to 2,800 of 10,378 medical groups in California

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

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