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 11 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. Erica CarrollMental Health Counselor1902317860
  2. James CarrollMarriage & Family Therapist1184938433
  3. Hannah CarterMassage Therapist1679327381
  4. Shaina CarterClinical Psychologist1245717503
  5. Danila Caruso, HHPMassage Therapist1760122071
  6. Alison Casciano, RN, PHNRegistered Nurse1992042220
  7. Tanya CaseyStudent in an Organized Health Care Education/Training Program1033558556
  8. Sterling CashIndependent Duty Corpsman1578377990
  9. Alexis CassioBehavior Technician1528714243
  10. Julie CastagnolaStudent in an Organized Health Care Education/Training Program1801243332
  11. Hermine Castelblanco, MAMental Health Counselor1356491211
  12. Jorge Castellanos, ATCAthletic Trainer1659905529
  13. Melanie CastellariMarriage & Family Therapist1780863076
  14. Jordan Castello, PA-CPhysician Assistant1356196653
  15. Cruz CastilloAddiction (Substance Use Disorder) Counselor1235862269
  16. Sammie CastilloLicensed Vocational Nurse1982250239
  17. Sharell CastilloMarriage & Family Therapist1083054134
  18. Yael CastilloBehavior Technician1679324768
  19. Adriana Castro, RADT-1Addiction (Substance Use Disorder) Counselor1093475725
  20. Alex Castro, DPTPhysical Therapist1013301613
  21. Carla Castro, DDSGeneral Practice Dentistry1740804335
  22. Melody CastroBehavior Technician1275428617
  23. Stephen Castro, DPTOrthopedic Physical Therapist1871123174
  24. Aaron Cates, PTPhysical Therapist1033521893
  25. Emily Catlin, MA, CCC-SLPSpeech-Language Pathologist1194106773
  26. Deanna CatronPhysical Therapist1114794443
  27. Hazel Catron, MS, RDRegistered Dietitian1457241226
  28. Katie Caudill, RN, IBCLCLactation Consultant (Registered Nurse)1083550974
  29. Kalvin Caunan, DOGeneral Practice Physician1790306769
  30. Jenesa CazarePeer Specialist1619831526
  31. Karen CeballosBehavior Analyst1013641778
  32. Puri Celes-MendiolaBehavior Technician1396462453
  33. Skye CerdaRehabilitation Practitioner1033834999
  34. Caroline CervantesBehavior Technician1699469882
  35. Veronica CervantezAddiction (Substance Use Disorder) Counselor1104654730
  36. Gabriela CesarRegistered Dietitian1215645486
  37. Lauren Cespiva Wright, RBTBehavior Technician1184228652
  38. David ChaffeeFamily Nurse Practitioner1063930915
  39. Sibelia Chaiyahat, LCSWClinical Social Worker1447346523
  40. Brett Chamberlin, M.D.Internal Medicine Physician1134323934
  41. Megan ChamberlinSpeech-Language Pathologist1164058947
  42. Maxmillian Chambers, D.D.S.Dentist1447795265
  43. Rodrick Chambers, LMTMassage Therapist1831970789
  44. Gabriel Champagne, SUDCC IIIAddiction (Substance Use Disorder) Counselor1497480321
  45. Dana Chan, MDOphthalmology Physician1972820033
  46. Jack Chan, DDSGeneral Practice Dentistry1891799714
  47. Nicole ChanFamily Nurse Practitioner1841027208
  48. Carlos Chang, MEDICAL CERTIFIEDInterpreter1225328198
  49. Justine ChangPhysical Therapist1780571760
  50. Nancy Chang, M.D.Internal Medicine Physician1386635621

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.