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 280 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
- Armando RiveraAdult Companion1750265427
- Carmen Rivera, NP, CNMAdvanced Practice Midwife1831383850
- Cindi Rivera, MFTMarriage & Family Therapist1013084185
- Cynthia RiveraStudent in an Organized Health Care Education/Training Program1710628748
- Dean Rivera, INTERNMental Health Counselor1326598038
- Javier Rivera, M.DDiagnostic Radiology Physician1093030470
- Jennifer RiveraRehabilitation Practitioner1174404495
- Luis Rivera, DDSDentist1770801458
- Luis RiveraCounselor1053919092
- Ma Angela Rica Mae Rivera, BCBABehavior Analyst1073098299
- Ma Sheila Rivera, RPTPhysical Therapist1053792739
- Marcus RiveraBehavior Technician1144793589
- Olivia RiveraSchool Social Worker1144652355
- Reuben Rivera, OD MS FAAOOptometrist1952346967
- Ryan Rivera, D.O.Internal Medicine Physician1720273055
- Ysabella Raceli RiveraStudent in an Organized Health Care Education/Training Program1780521146
- Zuleyma RiveraSchool Counselor1487581666
- Ma Concepsion Rivera Gonzalez, MSWAddiction (Substance Use Disorder) Counselor1518525674
- Yanina Rivera Lopez, MSWClinical Social Worker1205488350
- Asley Rivera RenderosBehavior Technician1043019839
- Laura Rivera RodriguezStudent in an Organized Health Care Education/Training Program1841679750
- Iligia Rivera-KeelBehavior Technician1386324176
- Alexander RiveroStudent in an Organized Health Care Education/Training Program1356683635
- Nadia RizkMental Health Counselor1629611819
- Christine RizkalaStudent in an Organized Health Care Education/Training Program1750030656
- Crystal RizoHealth Information Technician1518689827
- Linda RizoDay Training/Habilitation Specialist1598011322
- Michelle RizoBehavior Analyst1023557287
- Sadaf RizviMental Health Counselor1346007333
- Bruce Rizzo, DCChiropractor1285755983
- Jamie Rizzo, LMFTMarriage & Family Therapist1609245463
- Michael Rizzo, MDDiagnostic Radiology Physician1932287638
- Krystal RoaDay Training/Habilitation Specialist1720814031
- Ivette Roa-GarciaBehavior Technician1851251219
- Jesse RoachCase Manager/Care Coordinator1336680081
- Austin Roadarmel, MDStudent in an Organized Health Care Education/Training Program1780261917
- Marian Roan, R.D.Registered Dietitian1619128725
- John Roark, MDGastroenterology Physician1609834266
- Jenna Roat, MFTINTERNStudent in an Organized Health Care Education/Training Program1891162855
- Carolina RobbAddiction (Substance Use Disorder) Counselor1649302605
- Joanne RobbMarriage & Family Therapist1578933719
- Mark Robb, MDInternal Medicine Physician1053499665
- Allison RobbinsPediatrics Physician1417112921
- James Robbins, M.D.Psychiatry Physician1114062924
- Kristen Robbins, L.ACAcupuncturist1992268445
- Sonya RobbinsClinical Social Worker1255837266
- Tiffany Robbins, MFTMarriage & Family Therapist1841312071
- Darnell RobersonAddiction (Substance Use Disorder) Counselor1154505055
- Lanita RobersonCounselor1336729854
- Michelle RobersonRehabilitation Practitioner1619463098
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.