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, 7,051 to 7,100
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
7051	Premier Parth Medical Group, Inc.Apple Valley · 1 site	-	1	2	Decision makers
7052	Premier Senior Health IncLos Alamitos · 1 site	-	1	2	Decision makers
7053	Premier SurgicalBakersfield · 1 site	-	1	2	Decision makers
7054	Premier Wound Care of Southern CaliforniaColton · 1 site	-	1	2	Decision makers
7055	Premium Care ClinicCorona · 1 site	-	1	2	Decision makers
7056	Prestige Pulmonary ConsultantsMonterey Park · 1 site	-	1	2	Decision makers
7057	Prestige Pulmonary ConsultantsMonterey Park · 1 site	-	1	2	Decision makers
7058	Prestige Pulmonary ConsultantsMonterey Park · 1 site	-	1	2	Decision makers
7059	Prestige Pulmonary Consultants Inc.Monterey Park · 1 site	-	1	2	Decision makers
7060	Primary Care and IVLa Palma · 1 site	-	1	2	Decision makers
7061	Primary Health PartnersOceanside · 1 site	-	1	2	Decision makers
7062	Prime Care PhysiciansSherman Oaks · 1 site	-	1	2	Decision makers
7063	ProHealth Internal MedicineSherman Oaks · 1 site	-	1	2	Decision makers
7064	ProHealth Partners A Medical Group, Inc.Lakewood · 1 site	Parent on file	1	2	Decision makers
7065	Prosperite HealthPlacentia · 1 site	-	1	2	Decision makers
7066	Providence Palliative Care SonomaSanta Rosa · 2 sites	Parent on file	1	2	Decision makers
7067	PsychiatryOCNewport Beach · 1 site	-	1	2	Decision makers
7068	Pulmonary Medical CorporationTarzana · 1 site	-	1	2	Decision makers
7069	Pulmonary Medicine & Infectious Disease Medical GroupSan Diego · 1 site	Parent on file	1	2	Decision makers
7070	Pulmonary ProfessionalsTarzana · 1 site	-	1	2	Decision makers
7071	Quality Care Therapeutic ServicesEl Cajon · 1 site	Parent on file	1	2	Decision makers
7072	Quality Care, Inc.Laguna Beach · 1 site	-	1	2	Decision makers
7073	Quality Orthopedic CareMerced · 1 site	-	1	2	Decision makers
7074	R.D. Dipp, D.O.San Diego · 1 site	-	1	2	Decision makers
7075	Radiant DermatologyRedlands · 1 site	-	1	2	Decision makers
7076	Raef M. Elsanadi, MDMission Viejo · 1 site	-	1	2	Decision makers
7077	Raincross Medical GroupRiverside · 1 site	-	1	2	Decision makers
7078	Rajneet K. Sekhon MD, Inc.Folsom · 2 sites	-	1	2	Decision makers
7079	Raksha Health IncSan Ramon · 1 site	-	1	2	Decision makers
7080	Rambel Medical GroupEl Centro · 1 site	-	1	2	Decision makers
7081	Ramin Mehdian, MDNewbury Park · 1 site	-	1	2	Decision makers
7082	Rancho Clinica Medica FamiliarOntario · 1 site	-	1	2	Decision makers
7083	Rancho Medical ClinicMoreno Valley · 2 sites	-	1	2	Decision makers
7084	Ranjana Saxena MD IncSan Leandro · 1 site	-	1	2	Decision makers
7085	Rapha APMCAnaheim · 1 site	-	1	2	Decision makers
7086	Rasouli SpineBeverly Hills · 1 site	-	1	2	Decision makers
7087	Raymond Neurosurgery and SpinePasadena · 1 site	-	1	2	Decision makers
7088	Raymund J. Llaurado, MDSanta Maria · 1 site	-	1	2	Decision makers
7089	RecoverCardiff · 1 site	-	1	2	Decision makers
7090	Redlands Surgical Associates (RSA Surgery)Redlands · 1 site	-	1	2	Decision makers
7091	Redlands-Yucaipa Medical GroupRedlands · 1 site	-	1	2	Decision makers
7092	Refreshing Mental HealthSan Bernardino · 1 site	-	1	2	Decision makers
7093	Regenerative Medical GroupOrange · 1 site	-	1	2	Decision makers
7094	Reliance Hospice and Palliative CareCerritos · 1 site	Parent on file	1	2	Decision makers
7095	Reliant Pulmonary & Critical Care Medical GroupMonterey Park · 1 site	-	1	2	Decision makers
7096	Remedy HealthMarina Del Rey · 1 site	-	1	2	Decision makers
7097	Renal Medical GroupVisalia · 2 sites	Parent on file	1	2	Decision makers
7098	Renato V Mungcal MD IncLos Angeles · 1 site	-	1	2	Decision makers
7099	Renee Patel, M.D.Downey · 2 sites	-	1	2	Decision makers
7100	Renew Eye ClinicBuena Park · 1 site	-	1	2	Decision makers

Showing 7,051 to 7,100 of 10,378 medical groups in California

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

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