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 16 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. Gabriel De FariaPhysical Therapist1134669120
  2. Dimitri De Kouchkovsky, MD-PHDDermatology Physician1851977292
  3. Bree De La CruzMental Health Counselor1003041872
  4. Jennifer De La FuenteClinical Social Worker1912435249
  5. William De La Rosa, SUDRCPeer Specialist1336906502
  6. Christine De Leon, RNCase Management Registered Nurse1558693978
  7. Kimberly De LeonLicensed Vocational Nurse1831908870
  8. Andrea De Marino, MHS, OTR/LPediatric Occupational Therapist1124149109
  9. Janette Dearing, LVNLicensed Vocational Nurse1932798642
  10. Elizabeth Debaets, MDPediatrics Physician1023028032
  11. Kimberly DebowMarriage & Family Therapist1356742696
  12. Brian Declerk, D.C.Chiropractor1598857013
  13. Andrew Deemer, MDVascular Surgery Physician1578568432
  14. Steven Deeming, CNANurse's Aide1740626860
  15. Max DefrainMarriage & Family Therapist1477074268
  16. Jemimah Hannah DegalaRegistered Nurse1922717024
  17. Gina Degeorge, PTPhysical Therapist1548546468
  18. Amanda Dehart, RNPsychiatric/Mental Health Nurse Practitioner1851749881
  19. Norman Deitch, DCChiropractor1568548113
  20. Melanie Del Rosario, RN,LVNRegistered Nurse1942146089
  21. Angelito Dela Cruz, DNPFamily Nurse Practitioner1457806366
  22. Isabel DelarosaBehavior Technician1871130872
  23. Carl Delgado, LVNLicensed Vocational Nurse1013166131
  24. Vivian Demaree, RN, BSN,PHNCommunity Health Registered Nurse1093830465
  25. Emelia DemirdjianSpeech-Language Pathologist1992694806
  26. Keith DemolderMental Health Counselor1841910650
  27. Olivia DempseySpeech-Language Pathologist1588442461
  28. Tracey Dempsey, BSC(HONS)PHYSIOTHERAPhysical Therapist1457417651
  29. Laura Elizabeth DenhamBehavior Technician1629736996
  30. Ashley DennisonMassage Therapist1063100444
  31. Emily Densmore, MSWMental Health Counselor1841642972
  32. Maximillian DenysBehavior Technician1457173536
  33. William Dern, D.D.S.Prosthodontics1881729705
  34. Rosalba Derobbio, MSMarriage & Family Therapist1598969305
  35. Martha DeroblesClinical Social Worker1669217949
  36. Daniel Desantis, MDCardiovascular Disease Physician1003220989
  37. Kristin Desantis, M.D.Obstetrics & Gynecology Physician1710399811
  38. Lizette Deshane, DACMAcupuncturist1558706325
  39. Dara Desoto, CPM, LMMidwife1194681791
  40. Christopher Devereaux, M.D.Gastroenterology Physician1376512848
  41. Randi Devine, MFTMarriage & Family Therapist1598772360
  42. Antoinette DevitaCase Manager/Care Coordinator1245713882
  43. Meghan Dewees-KernStudent in an Organized Health Care Education/Training Program1407429996
  44. Esther DewittBehavior Analyst1043186828
  45. Krysti Dezonia, ED.DBehavior Analyst1629470372
  46. Rasheda Dia, M.P.A.SPhysician Assistant1518493907
  47. Kedist Dias, LVNLicensed Vocational Nurse1679048037
  48. Elizabeth DiazMarriage & Family Therapist1285913988
  49. Ramel DiazAddiction (Substance Use Disorder) Counselor1043041734
  50. Sierra DiazBehavior Technician1720823198

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.