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, 7,251 to 7,300
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
7251	Tower OrthopedicsLos Angeles · 2 sites	-	1	2	Decision makers
7252	Town Center Plaza Urgent CareApple Valley · 1 site	-	1	2	Decision makers
7253	Tran OrthopedicsWestminster · 2 sites	Parent on file	1	2	Decision makers
7254	Trika HealthcareApple Valley · 1 site	-	1	2	Decision makers
7255	Trinity Medical ClinicOntario · 2 sites	-	1	2	Decision makers
7256	Trinity Medical Group, Inc.Los Banos · 1 site	-	1	2	Decision makers
7257	Tulare Family Wellness Center & Walk-In ClinicTulare · 1 site	Parent on file	1	2	Decision makers
7258	Turlock Eye Physicians Medical GroupSacramento · 2 sites	-	1	2	Decision makers
7259	Turlock Urgent CareTurlock · 1 site	Parent on file	1	2	Decision makers
7260	Ubuntu Health AdvocatesSan Bernardino · 1 site	-	1	2	Decision makers
7261	Ultimate Medical Practice Inc.Highland · 1 site	-	1	2	Decision makers
7262	Unique Global Services IncSun Valley · 1 site	-	1	2	Decision makers
7263	United Medical DoctorsCorona · 2 sites	-	1	2	Decision makers
7264	UnityCare HospitalistsBakersfield · 1 site	Parent on file	1	2	Decision makers
7265	University Vascular AssociatesLos Angeles · 1 site	-	1	2	Decision makers
7266	Urgent Care Center of South BayTorrance · 1 site	Parent on file	1	2	Decision makers
7267	Urgent Care OneLas Vegas · 1 site	Parent on file	1	2	Decision makers
7268	Urrutia Medical Associates IncHanford · 1 site	-	1	2	Decision makers
7269	Valencia Medical CareValencia · 1 site	-	1	2	Decision makers
7270	Valentin Isacescu, M.D.Oceanside · 1 site	-	1	2	Decision makers
7271	Valley Dialysis ACCESS Surgery Associates, Inc.Fresno · 2 sites	-	1	2	Decision makers
7272	Valley Family Medical ClinicFresno · 1 site	-	1	2	Decision makers
7273	Valley Health Primary CareBakersfield · 1 site	-	1	2	Decision makers
7274	Valley Hyperbaric CenterRoseville · 1 site	-	1	2	Decision makers
7275	Valley Renal Medical Group (publicly branded Valley Renal Specialists)Northridge · 1 site	-	1	2	Decision makers
7276	Valley Visiting PhysiciansRancho Mirage · 2 sites	-	1	2	Decision makers
7277	Valleycare Gastroenterology Medical GroupPleasanton · 1 site	-	1	2	Decision makers
7278	Vanguard Interventional Pain SpecialistsAlhambra · 1 site	-	1	2	Decision makers
7279	Vannarith So, MD A Professional CorporationLong Beach · 1 site	Parent on file	1	2	Decision makers
7280	Vascular Surgery AssociatesLos Angeles · 1 site	-	1	2	Decision makers
7281	Vatsal Haren Mody MD IncRancho Cucamonga · 1 site	-	1	2	Decision makers
7282	Vega Medical Group IncGlendale · 2 sites	-	1	2	Decision makers
7283	Vein Care Medical CenterLos Angeles · 1 site	Parent on file	1	2	Decision makers
7284	Ventura Advanced Surgical AssociatesVentura · 2 sites	-	1	2	Decision makers
7285	Verdugo Medical CareBurbank · 2 sites	-	1	2	Decision makers
7286	Victor Oranusi, MD, Inc.Lynwood · 1 site	Parent on file	1	2	Decision makers
7287	Vijai Daniel MD Inc.Fresno · 1 site	Parent on file	1	2	Decision makers
7288	Virginias Total Care Medical GroupMonterey Park · 2 sites	Parent on file	1	2	Decision makers
7289	Virtare HealthSan Diego · 1 site	-	1	2	Decision makers
7290	Virtue Primary CareTemecula · 1 site	-	1	2	Decision makers
7291	Virtue Primary CareTemecula · 1 site	-	1	2	Decision makers
7292	Visalia Cardiovascular & Medical CenterVisalia · 2 sites	Parent on file	1	2	Decision makers
7293	Vital Skin Wound CareBurbank · 1 site	-	1	2	Decision makers
7294	Vitality Integrative WellnessIrvine · 1 site	-	1	2	Decision makers
7295	VituityModesto · 18 sites	Parent on file	1	2	Decision makers
7296	Vivenza Medical GroupGlendale · 1 site	-	1	2	Decision makers
7297	VividLife Ketamine ClinicConcord · 1 site	-	1	2	Decision makers
7298	Vorteil Dermatology and Aesthetic ScienceDana Point · 1 site	-	1	2	Decision makers
7299	Vu Medical IncFresno · 1 site	-	1	2	Decision makers
7300	Vytalise Obstetrics, Gynecology and Women's HealthLong Beach · 2 sites	-	1	2	Decision makers

Showing 7,251 to 7,300 of 10,378 medical groups in California

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

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