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 55 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. Summer Schaefer, DPTPhysical Therapist1689250813
  2. Robert Scheinberg, MDMOHS-Micrographic Surgery Physician1144252388
  3. Dominique Scheinost, BAAddiction (Substance Use Disorder) Counselor1972125276
  4. Wayne Scheller, D.C.Chiropractor1447252267
  5. Theresa Schenauer, PHARM.D.Pharmacist1134556699
  6. Quentin Schenk, RADT-1Addiction (Substance Use Disorder) Counselor1659034114
  7. Keith ScherPharmacist1770964520
  8. Christina Scherr, MED, ATCAthletic Trainer1003836875
  9. Jeanie Schexnayder, LVNLicensed Vocational Nurse1982022331
  10. Elise Schiccatano, SUDRCAddiction (Substance Use Disorder) Counselor1205791621
  11. Miranda Schilling, BEHAVIORAL TECHBehavior Technician1760147680
  12. Stephan Schillinger, PA-CPhysician Assistant1851827075
  13. Christy Schlange, D.D.S.General Practice Dentistry1548418270
  14. Lauren Schlezinger, ACSWClinical Social Worker1497434674
  15. Saundra SchmidtCase Manager/Care Coordinator1245766245
  16. Thomas Schmierer, LMFTMarriage & Family Therapist1265694681
  17. Kathryn Schneider, PT, DPTPhysical Therapist1548087554
  18. Ruben Schoo, CADTPAddiction (Substance Use Disorder) Counselor1053742957
  19. Kari Schroeder, PAPhysician Assistant1922734490
  20. Mackenzie SchulerBehavior Analyst1235974908
  21. Emily Schultz, MA, LMFTMarriage & Family Therapist1922522069
  22. Stephanie Schultz, NMWAdvanced Practice Midwife1619988409
  23. Melissa Schulze, LCSW #130147Clinical Social Worker1053978650
  24. Ellie SchumacherSpeech-Language Pathologist1922889518
  25. Alison Schurman, DNPPediatric Nurse Practitioner1396254058
  26. Jody Sciortino, LCSWClinical Social Worker1053779298
  27. Courtney Scofield, QASPAssistant Behavior Analyst1699347153
  28. Justin ScolaPhysical Therapist1992218564
  29. Avalon Scopellite, M.A. CCC-SLPSpeech-Language Pathologist1780200204
  30. Angelina Scott, RADT-1Addiction (Substance Use Disorder) Counselor1366165797
  31. Brianne Scott, MSWMental Health Counselor1639585847
  32. Karyn Searcy, M.A. CCC-SLPSpeech-Language Pathologist1891967568
  33. Belinda Searle, LVNLicensed Vocational Nurse1871968016
  34. Christine Seawell, DOFamily Medicine Physician1982280939
  35. Joseph Secor-Taddia, DONeuromusculoskeletal Medicine & OMM Physician1225591506
  36. Marie Secrist, PH.D.Mental Health Counselor1821476516
  37. Randi Sedigh, LCSW, CBISClinical Social Worker1659668176
  38. Sydney SeelBehavior Technician1699324426
  39. Sara SeemayerOrientation and Mobility Training Rehabilitation Counselor1407572589
  40. Susanna Segobiano, CMTMassage Therapist1558709766
  41. Randall Segovia, D.D.S.Dentist1598975344
  42. Maegan Seide, MS, CCC-SLPSpeech-Language Pathologist1790194389
  43. Grant Seiden, MDSurgery of the Hand (Surgery) Physician1992025407
  44. Scott Seider, M.D.Anesthesiology Physician1205176013
  45. Shannon SellersStudent in an Organized Health Care Education/Training Program1235852393
  46. Stacie SeltmannDoula1811378763
  47. Yoon Seo, RDHDental Hygienist1851097364
  48. Asal Sepassi, MOTOccupational Therapist1144930496
  49. Brittany SerbinCase Manager/Care Coordinator1972374106
  50. Malia Sering, PAMedical Physician Assistant1013198720

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.