NPPES file of Aug 9, 2026

Doctors and health care providers in Oceanside, CA

3,438 individual NPPES records list a practice address in Oceanside, 66th of 812 California cities. The largest group is behavior technician: 314, 9% of the city's records, against 18% across California. Page 25 of 69.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Oceanside in California

  • Rank in California66th of 812 cities by records
  • Share of the state0.4% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups20.6% of all records

Compared with California as a whole, Oceanside has 9.3× the state's share of attendant care provider records and 0.52× its share of behavior technician records.

Providers in Oceanside, alphabetically

  1. Catherine GreitzerCommunity Health Worker1689002560
  2. Kym Grey, LCSWClinical Social Worker1699927459
  3. Austin Grieg, DOAerospace Medicine Physician1740975408
  4. Charity GrieshaberSchool Counselor1730035759
  5. Jane Griffin, LCSWClinical Social Worker1538512546
  6. Anne Griffioen, MDPediatrics Physician1942734579
  7. Matthew GriffisPhysical Therapist1134579394
  8. Tammy Grinde, DCChiropractor1467539536
  9. Erin GritzenAddiction (Substance Use Disorder) Counselor1639544745
  10. Liana Groel, M.S., A.T.C.Athletic Trainer1376930057
  11. Daniel Gross, PTOrthopedic Physical Therapist1518943463
  12. Dustin GrossheimPhysician Assistant1598395709
  13. Marco Grossi, PT, DPTSpecialist1174118228
  14. Jay Grossman, MDDermatology Physician1275574253
  15. James Groth, MDFamily Medicine Physician1376567586
  16. Kieran GrowBehavior Technician1073464707
  17. Brenda Guadalupe, LMFTMarriage & Family Therapist1598017139
  18. Karly Gudykunst, OTROccupational Therapist1659199255
  19. Michael Guerena, MDSpecialist1841222171
  20. Risa Guerra, BSN, RN, PHNRegistered Nurse1841186749
  21. Jacquline GuerreroAddiction (Substance Use Disorder) Counselor1194900597
  22. Ricardo GuerreroBehavior Technician1528844669
  23. Jason GuevarraCommunity Health Worker1538460886
  24. Maxine GuevarraBehavior Technician1902645161
  25. Erin Guhlow, SUDCC IVAddiction (Substance Use Disorder) Counselor1972057412
  26. Richard GuillenBehavior Technician1790599355
  27. Katherine Guiney-OlsenOrientation and Mobility Training Rehabilitation Counselor1447977533
  28. Sujana Gunta, M.B., B.S.Pediatric Nephrology Physician1932304342
  29. Luisa GurielMental Health Counselor1154736908
  30. Michael GurneyCommunity Health Registered Nurse1407362726
  31. Cara Guth, PAPhysician Assistant1992177182
  32. Celeste Guth, M.S. SLPSpeech-Language Pathologist1538658141
  33. Karla GutierrezStudent in an Organized Health Care Education/Training Program1306459706
  34. Maria GutierrezMental Health Counselor1568822393
  35. Veronica Gutierrez, PHD, LPClinical Psychologist1467674176
  36. Marissa GuytonBehavior Technician1740083682
  37. Raymond Gysler, F.N.P.Family Nurse Practitioner1942552195
  38. Ambrose Ha, DMD, MSOrthodontics and Dentofacial Orthopedics Dentistry1609563147
  39. Renee Haas, CNPObstetrics & Gynecology Nurse Practitioner1588873608
  40. Rana HabeebPharmacist1437710514
  41. Nissrine HabhabMarriage & Family Therapist1053837005
  42. Shaddi HabibPharmacist1558889444
  43. Robert HackettAddiction (Substance Use Disorder) Counselor1093965766
  44. Tiffany HadnotLicensed Vocational Nurse1588024319
  45. Kira HaefeleBehavior Technician1275274805
  46. Nicholas Haider, MPT PTPhysical Therapist1053388140
  47. Savannah HaighBehavior Technician1700610938
  48. Maureen HallettMental Health Counselor1619346624
  49. Donna Hamel, PTPhysical Therapist1306932967
  50. Paul Hamel, MPTPhysical Therapist1528092665

The largest California cities

  1. Los Angeles69,537
  2. San Diego52,937
  3. San Francisco38,143
  4. Sacramento33,083
  5. San Jose20,925

All of California →

How to read this directory

Oceanside, California appears in the CMS National Plan and Provider Enumeration System with 3,438 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 Oceanside - 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 Oceanside 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 Oceanside is weighted toward Behavior Technician (314 clinicians, followed by Addiction (Substance Use Disorder) Counselor with 203 and Mental Health Counselor with 190). 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, Oceanside reports roughly 8.8 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, Internal Medicine Physician is the most prominent one with no provider currently listing a Oceanside practice address, a coverage gap Oceanside patients typically fill by traveling to a larger nearby hub.

For Oceanside 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 Oceanside, CA?

There are 3,438 registered healthcare providers in Oceanside, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Oceanside?

The most common specialties in Oceanside are Behavior Technician, Addiction (Substance Use Disorder) Counselor, Mental Health Counselor, Physical Therapist, Marriage & Family Therapist. Behavior Technician has the most providers with 314.

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.