Doctors and health care providers in Oakland, CA
18,558 individual NPPES records list a practice address in Oakland, 7th of 812 California cities. The largest group is marriage & family therapist: 1,576, 8% of the city's records, against 6% across California. Page 57 of 372.
The 8 largest groups in Oakland
Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.
Oakland in California
- Rank in California7th of 812 cities by records
- Share of the state1.9% of California's records
- Specialties present25 or more taxonomy codes
- Top three groups22.2% of all records
- Marriage & Family Therapist rank5th of the 10 California cities with the most
Compared with California as a whole, Oakland has 2.9× the state's share of counselor records and 0.29× its share of behavior technician records.
Providers in Oakland, alphabetically
- Kathleen ChenOccupational Therapist1760251987
- Kevin Chen, D.C.Acupuncturist1912903675
- Kevin Chen, M.D.Internal Medicine Physician1235300658
- Li Jun Chen, REGISTERED NURSERegistered Nurse1629612239
- Lily Chen, MDAnesthesiology Physician1437162765
- Michael ChenAcupuncturist1053484931
- Michellee Chen, M.D.Obstetrics & Gynecology Physician1528141306
- Nancy Chen, LMFTMarriage & Family Therapist1942352190
- Nicole ChenStudent in an Organized Health Care Education/Training Program1750204905
- Patrick Chen, MDFamily Medicine Physician1285933275
- Pei-Chang Chen, MDStudent in an Organized Health Care Education/Training Program1992934632
- Peter Chen, D.D.S.General Practice Dentistry1508176199
- Runyu Chen, PHARM DAmbulatory Care Pharmacist1902213952
- Sonia Chen, M.D.Student in an Organized Health Care Education/Training Program1487946794
- Sophia Chen, M.D.Ophthalmology Physician1033183934
- Stephen Chen, M.D.Internal Medicine Physician1265601553
- Steven Chen, MDFamily Medicine Physician1902976434
- Stewart Chen, D.C.Chiropractor1497877229
- Suzy Chen, MDPediatrics Physician1700223419
- Tammie ChenCounselor1851628580
- Tammy Chen, MDFamily Medicine Physician1093887721
- Thomas Chen, M.D.Internal Medicine Physician1699112458
- Willa Chen, MD, MPHFamily Medicine Physician1497496244
- Xiali ChenStudent in an Organized Health Care Education/Training Program1215456090
- Xiaolin ChenBehavior Technician1346065232
- Xiaoshuang Chen, M.D.Family Medicine Physician1902292030
- Xuelu ChenDental Hygienist1316510936
- Yakuan Yvonne Chen, M.D.Nephrology Physician1306959135
- Yan ChenRegistered Nurse1316593528
- Yiann Chen, MDNephrology Physician1891912689
- Yixin ChenBehavior Analyst1700380425
- Yuju Chen, PSY.D.Clinical Psychologist1043411028
- Christie ChenettePsychiatric/Mental Health Nurse Practitioner1548802051
- Tyjae' ChenevertCounselor1295238780
- Annette Chenevey, CRNACertified Registered Nurse Anesthetist1013073626
- Bernice Cheng, PNPPediatric Nurse Practitioner1538349485
- Brian Cheng, MDInternal Medicine Physician1962771675
- Caleb ChengBehavior Analyst1285470591
- Clifford ChengRegistered Nurse1164263539
- Daren ChengBehavior Technician1740039551
- Fenghui ChengHealth Information Technician1497626386
- Haoyan ChengRegistered Respiratory Therapist1346713096
- Hsiu Li Cheng, CNM, RNObstetrics Physician1558416545
- Hui-Sheng ChengPharmacist1760835805
- Jonathan Cheng, M.D.Pediatrics Physician1396909362
- Jonay ChengRehabilitation Practitioner1932734787
- Ki Cheng, DPTPhysical Therapist1407416910
- Lisa Cheng, MDStudent in an Organized Health Care Education/Training Program1649482886
- Lucian Cheng, PHARM. D.Pharmacist1023358553
- Ryu Cheng, LCSWClinical Social Worker1023461175
The largest California cities
- Los Angeles69,537
- San Diego52,937
- San Francisco38,143
- Sacramento33,083
- San Jose20,925
How to read this directory
Oakland, California appears in the CMS National Plan and Provider Enumeration System with 18,558 registered healthcare providers spanning 25 or more distinct NUCC-taxonomy specialties. This count includes every individual clinician who has applied for an NPI and listed a practice address in Oakland - physicians, dentists, nurse practitioners, physician assistants, chiropractors, physical therapists, optometrists, psychologists, podiatrists, and every other credentialed provider type CMS tracks. It does not measure hospital beds, urgent-care capacity, or whether a given clinic is accepting new patients; it measures the pool of professionals with current NPI enrollment and a Oakland practice location on file. Every figure is drawn from the federal National Provider Identifier Registry (CMS NPPES) - more than 7 million providers, maintained since May 2007, with 2024 Medicare Part D data, and, according to CMS, can be searched, compared, and traced in our methodology.
The provider mix in Oakland is weighted toward Marriage & Family Therapist (1,576 clinicians, followed by Student in an Organized Health Care Education/Training Program with 1,419 and Clinical Social Worker with 1,130). That distribution reflects how NPPES records specialty: providers self-select a primary taxonomy code, so a family physician who also practices geriatrics will show up under whichever NUCC code they registered first. Relative to California's population, Oakland reports roughly 47.6 providers per 100,000 residents using the state-level denominator, which is a rough proxy rather than a precise access-to-care measurement; the true catchment area of any {cityName} clinician extends beyond the municipal boundary.
Of California's most common specialties, General Practice Dentistry is the most prominent one with no provider currently listing a Oakland practice address, a coverage gap Oakland patients typically fill by traveling to a larger nearby hub.
For Oakland patients, this directory is most useful as a starting shortlist. Important: PlainDoctor is a directory of publicly available CMS government data, not a review site, a ranking, or medical advice. NPPES data is self-reported and refreshed monthly; call the practice directly to confirm the provider is still there, accepts your insurance, and is taking new patients.
For informational purposes only; this directory is not medical advice and not a substitute for checking a license. See also: how to find a doctor and how to verify one.
Common questions
How many doctors are in Oakland, CA?
There are 18,558 registered healthcare providers in Oakland, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.
What are the most common medical specialties in Oakland?
The most common specialties in Oakland are Marriage & Family Therapist, Student in an Organized Health Care Education/Training Program, Clinical Social Worker, Mental Health Counselor, Behavior Technician. Marriage & Family Therapist has the most providers with 1,576.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov). Records are self-reported registrations, not licenses.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.