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 308 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
- Guinevere SimsBehavior Technician1710530258
- Mary Jayne Sims, PH.DClinical Psychologist1063610012
- Miah SimsMarriage & Family Therapist1083932420
- Simone SimsDay Training/Habilitation Specialist1235461948
- Wynton SimsStudent in an Organized Health Care Education/Training Program1750175972
- Andrea SimunovichMental Health Counselor1376718361
- Ellen Sin, RNRegistered Nurse1245156876
- Marisa Singer, LCSWClinical Social Worker1508237504
- Samuel Singer, M.D.Pediatrics Physician1417224890
- Sylvia Singer, MDPediatric Hematology & Oncology Physician1619031523
- Aman Deep Singh, M.D.Psychiatry Physician1962767376
- Amandeep Singh, MDEmergency Medicine Physician1124000195
- Amarinder Singh, M.D.Emergency Medicine Physician1023435468
- Anisha SinghMarriage & Family Therapist1841798261
- Basant Singh, M.D.Psychiatry Physician1447299680
- Divya Singh, M.D.Orthopaedic Hand Surgery Physician1235264540
- Helen Singh, LMFT 50409Marriage & Family Therapist1215083712
- Ishika SinghLicensed Vocational Nurse1972285054
- Jaswinder SinghDental Hygienist1265969505
- Manpreet Singh, LCSWClinical Social Worker1811544950
- Namita Singh, M.D.Obstetrics & Gynecology Physician1235149808
- Navdeep SinghVascular Sonography Radiologic Technologist1427853050
- Neal SinghCommunity Health Worker1437964897
- Nilu Singh, PHARM.D.Pharmacist1063649481
- Nina SinghStudent in an Organized Health Care Education/Training Program1679265276
- Novejit SinghRegistered Nurse1386519577
- Parul SinghPharmacist1790178598
- Prachi Singh, D.O.Pediatric Infectious Diseases Physician1720346323
- Preetkanwal SinghHealth Information Technician1235801796
- Priya SinghStudent in an Organized Health Care Education/Training Program1356267637
- Sahiba SinghHealth Information Technician1104537612
- Sanjay SinghDay Training/Habilitation Specialist1255258075
- Selene SinghCounselor1053962779
- Sharon SinghAdult Companion1194411520
- Sheena SinghAmbulatory Care Registered Nurse1528526712
- Sneha Singh, MDStudent in an Organized Health Care Education/Training Program1700633310
- Sophia SinghSocial Worker1366644585
- Sukhbeer SinghStudent in an Organized Health Care Education/Training Program1538364427
- Preeti Singhal, MDCardiovascular Disease Physician1053870378
- Jennifer Singler, M.D.Pediatrics Physician1902064017
- Annastia SingletonBehavior Analyst1063305639
- Crystle SingletonDay Training/Habilitation Specialist1497453922
- Herbert Singleton, L.C.S.W.Clinical Social Worker1588682207
- Tanya Singleton, DPMFoot & Ankle Surgery Podiatrist1659676807
- Vera Singleton, NDNaturopath1851688824
- Laura SingleyMental Health Counselor1851584262
- Bernhard Singsen, M.D.Pediatric Rheumatology Physician1457462327
- Marianna Singwi-FerronoSchool Social Worker1164389581
- Sankalp Sinha, DOStudent in an Organized Health Care Education/Training Program1760276786
- Ebony Sinnamon-JohnsonMarriage & Family Therapist1831508100
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.