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 132 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
- Lorina HarjonoBehavior Technician1275021750
- Alden Harken, M.D.Surgery Physician1225148398
- Erica HarlandCounselor1558975912
- Kira HarlandMarriage & Family Therapist1629780648
- Andrew Harlem, PHDPsychologist1669707048
- Lucas Harless, M.D.Student in an Organized Health Care Education/Training Program1700128519
- Paul Harmatz, MDPediatric Gastroenterology Physician1255435301
- Jordan HarmerStudent in an Organized Health Care Education/Training Program1215622808
- Alyssa HarmonHealth Information Technician1730960196
- Amber Harmon, MD, MPHHospitalist Physician1225500473
- Rachel HarmonBehavior Analyst1730677683
- Calisha Harmon-Cobb, BSN, RN, MSN, CPNPPediatric Nurse Practitioner1346361201
- Ilana Harms, DAIM, LACAcupuncturist1598403941
- Bekah Harnish, OTD, OTR/LOccupational Therapist1528958782
- Gary Harnois, DDSDentist1558557835
- Elisa HaroMental Health Counselor1528330925
- Mohammad HaroonRehabilitation Practitioner1417819434
- Melody HarpAdult Companion1326730482
- Cherie HarperMassage Therapist1750161477
- Cherisse HarperCounselor1295131878
- Josh HarperPeer Specialist1518791854
- Kenyetta HarperMassage Therapist1770282840
- Magdalena Harper, ED.SSchool Psychologist1356173207
- Marisol Harper, LCSWClinical Social Worker1609289412
- Marjorie Harper, LCSWClinical Social Worker1851463855
- Pierre Harper, B.A.Counselor1902943897
- Stevelan HarperMental Health Counselor1891024006
- Tamu HarperMental Health Counselor1194377366
- Andrea HarrellMarriage & Family Therapist1750543872
- Erin Harrell, PSY.D.Mental Health Counselor1568591303
- Jill Harrell, MDSpecialist1073656062
- Julia Harreschou, MS, SLP-CFSpeech-Language Pathologist1093368896
- Vincent HarriganSpecialist1972944841
- Gabrielle HarringtonBehavior Technician1922612647
- Jeremiah HarringtonBehavior Technician1497615736
- Lynn Harrington, PT, CAEPhysical Therapist1982652376
- Nancy HarringtonMarriage & Family Therapist1457497398
- Ajah HarrisCommunity Health Worker1073334470
- Alissa HarrisSocial Worker1255182531
- Bradley HarrisCase Manager/Care Coordinator1043921505
- Brandi HarrisDay Training/Habilitation Specialist1295613008
- Carlisa HarrisCounselor1598189029
- Daejah HarrisBehavior Technician1841796836
- Edwin Harris, LMFTMarriage & Family Therapist1891030474
- Emily Harris, PH.D.Psychologist1215247671
- Emily HarrisMental Health Counselor1366877201
- Erica HarrisDay Training/Habilitation Specialist1346979937
- Felicia HarrisBehavior Technician1639895857
- Gregory HarrisPastoral Counselor1104746296
- Heather Harris, MDHospice and Palliative Medicine (Internal Medicine) Physician1386660462
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.