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, 2,451 to 2,500
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
2451	Physicians and Surgeons Wound CareLos Angeles · 3 sites	Parent on file	4	27	Decision makers
2452	MedEx Health NetworkRedlands · 1 site	Parent on file	4	25	Decision makers
2453	Montes Medical GroupWhittier · 5 sites	-	4	25	Decision makers
2454	North Valley Eye CareChico · 11 sites	-	4	25	Decision makers
2455	A Better Way Psychiatry & TMSHuntington Beach · 3 sites	-	4	24	Decision makers
2456	Homecare MD Medical GroupWest Covina · 1 site	Parent on file	4	23	Decision makers
2457	Pair Team Medical GroupSan Francisco · 2 sites	-	4	23	Decision makers
2458	Quality Health PartnersSanta Ana · 2 sites	Parent on file	4	23	Decision makers
2459	OC Wellness Physicians Medical GroupOrange · 4 sites	-	4	22	Decision makers
2460	Wound Healing Care Specialists, Inc.Rancho Cucamonga · 3 sites	Parent on file	4	22	Decision makers
2461	Anvar Medical GroupLos Angeles · 2 sites	-	4	21	Decision makers
2462	Pair TeamSan Francisco · 2 sites	-	4	21	Decision makers
2463	Vascular Interventional PartnersWest Covina · 1 site	-	4	21	Decision makers
2464	Greater Fresno Health OrganizationFresno · 5 sites	Parent on file	4	20	Decision makers
2465	Iris Health Medical GroupSacramento · 4 sites	-	4	20	Decision makers
2466	BL Anderson Medical CorporationSan Diego · 2 sites	-	4	19	Decision makers
2467	DocGoTorrance · 1 site	Parent on file	4	19	Decision makers
2468	Innovative Medical GroupTemecula · 2 sites	-	4	19	Decision makers
2469	CK DermRedding · 4 sites	-	4	18	Decision makers
2470	Desai Medical Group & Behavioral HealthRedlands · 2 sites	-	4	18	Decision makers
2471	Redwood Urgent CareEureka · 2 sites	Parent on file	4	18	Decision makers
2472	Men's Health FoundationLos Angeles · 2 sites	Parent on file	4	17	Decision makers
2473	Tolwin Psychiatric Medical GroupCulver City · 1 site	-	4	17	Decision makers
2474	Vascular Interventional Group (VIG)Huntington Park · 2 sites	Parent on file	4	17	Decision makers
2475	Well Coast MedicalSan Francisco · 4 sites	-	4	17	Decision makers
2476	Active Life Wound CenterSacramento · 2 sites	-	4	16	Decision makers
2477	Kafri Heart & Vascular ClinicLa Mesa · 5 sites	-	4	16	Decision makers
2478	Los Angeles Orthopaedic InstitutePalmdale · 2 sites	-	4	16	Decision makers
2479	California Neurointerventional SurgeonsRiverside · 1 site	-	4	15	Decision makers
2480	Central California SurgeryModesto · 3 sites	-	4	15	Decision makers
2481	First OC DermatologyFountain Valley · 2 sites	Parent on file	4	15	Decision makers
2482	Redwood Orthopaedic Surgery AssociatesSanta Rosa · 2 sites	-	4	15	Decision makers
2483	Salma HealthLa Jolla · 3 sites	Parent on file	4	15	Decision makers
2484	Colusa County Behavioral HealthColusa · 1 site	Parent on file	4	14	Decision makers
2485	CornerHealth Urgent CareCosta Mesa · 2 sites	Parent on file	4	14	Decision makers
2486	Envista Medical Neck and Back CenterBakersfield · 1 site	-	4	14	Decision makers
2487	Eye Associates of Orange CountySanta Ana · 4 sites	-	4	14	Decision makers
2488	Hany S. Aziz M.D., Inc.Bakersfield · 2 sites	-	4	14	Decision makers
2489	Hemisphere HealthSan Diego · 2 sites	-	4	14	Decision makers
2490	Innovative Physical TherapySan Diego · 1 site	-	4	14	Decision makers
2491	Lake County Behavioral Health ServicesClearlake · 3 sites	Parent on file	4	14	Decision makers
2492	MedXcareSanta Cruz · 2 sites	-	4	14	Decision makers
2493	Oceana Gastroenterology AssociatesCorona · 3 sites	-	4	14	Decision makers
2494	Sumeet Bhinder MD., Inc.Bakersfield · 3 sites	-	4	14	Decision makers
2495	Amador County Behavioral HealthSutter Creek · 1 site	Parent on file	4	13	Decision makers
2496	California Psychiatric GroupCovina · 2 sites	-	4	13	Decision makers
2497	Interim, Inc.Monterey · 19 sites	Parent on file	4	13	Decision makers
2498	Pacific Gastroenterology Medical AssociatesMission Viejo · 2 sites	-	4	13	Decision makers
2499	Senior DocSanta Ana · 6 sites	Parent on file	4	13	Decision makers
2500	Senior DocSanta Ana · 6 sites	Parent on file	4	13	Decision makers

Showing 2,451 to 2,500 of 10,378 medical groups in California

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

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