NPPES file of Aug 9, 2026

Doctors and health care providers in Santa Ana, CA

8,904 individual NPPES records list a practice address in Santa Ana, 18th of 812 California cities. The largest group is behavior technician: 1,625, 18% of the city's records, against 18% across California. Page 47 of 179.

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

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

The 8 largest groups in Santa Ana

  1. Behavior Technician1,625
  2. Mental Health Counselor684
  3. Marriage & Family Therapist678
  4. Clinical Social Worker433
  5. Addiction (Substance Use Disorder) Counselor407
  6. Registered Nurse281
  7. Counselor247
  8. Social Worker216

Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.

Santa Ana in California

  • Rank in California18th of 812 cities by records
  • Share of the state0.9% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups33.5% of all records

Compared with California as a whole, Santa Ana has 12.5× the state's share of community health registered nurse records and 0.50× its share of student in an organized health care education/training program records.

Providers in Santa Ana, alphabetically

  1. Katherine FatseasBehavior Technician1083284624
  2. Alexandra FaubertPsychologist1275467730
  3. Kacey FavelaBehavior Technician1619760071
  4. Leyla Fazeli, DMDDentist1295957496
  5. Cassidy FederBehavior Technician1538628458
  6. Susan FeherBehavior Technician1760246037
  7. Theodore Fehr, O.T.Occupational Therapist1376635326
  8. Christa Feingold, LESpecialist1679257059
  9. Alisa Feinmann, CADC-IIStudent in an Organized Health Care Education/Training Program1992508790
  10. Sara Fekrati, MS, MFTMarriage & Family Therapist1699966010
  11. Gloridel Feliciano Perez, PHDClinical Psychologist1407438773
  12. Kimberly Felipe, MDStudent in an Organized Health Care Education/Training Program1942044839
  13. Jose FelixBehavior Technician1609459882
  14. Maisi FelixSpeech-Language Pathologist1336084631
  15. Ruby FelixMental Health Counselor1649935685
  16. Chu-Pei Feng, M.D.Radiation Oncology Physician1922010073
  17. John Feng, MDInternal Medicine Physician1346660081
  18. Lauren FenstermakerMarriage & Family Therapist1023859584
  19. Sherie Feo, AMFTMarriage & Family Therapist1356017479
  20. Manuel FerdinandLicensed Psychiatric Technician1710596648
  21. Niousha FereidooniLicensed Vocational Nurse1578162335
  22. Gerald Ferencz, DCSports Physician Chiropractor1184078859
  23. Joseph Ferguson, ATCAthletic Trainer1013468958
  24. Kate FergusonBehavior Technician1598521346
  25. Kevin Ferguson, D.C.Chiropractor1578723516
  26. Kylee FergusonBehavior Technician1821835760
  27. Nelson Ferguson, MFT INTERNStudent in an Organized Health Care Education/Training Program1457631772
  28. Mayra FermanRegistered Nurse1386292563
  29. Katherine FerminBehavior Technician1265991137
  30. Alexandria FernandezMarriage & Family Therapist1922740323
  31. Brian Fernandez, RNRegistered Nurse1265120315
  32. Denise FernandezMental Health Counselor1033548813
  33. Eileen FernandezMental Health Counselor1750873758
  34. Jennifer FernandezMental Health Counselor1699021204
  35. Krystal FernandezBehavior Technician1841764925
  36. Manuel Fernandez, CNANurse's Aide1235236936
  37. Marcela FernandezBehavior Technician1619433182
  38. Michael Fernandez, A.T.,C , P.T.A.Athletic Trainer1942235304
  39. Monica FernandezDay Training/Habilitation Specialist1265228571
  40. Nancy FernandezCase Manager/Care Coordinator1255509790
  41. Paul Fernandez, PH.D.Clinical Social Worker1972692093
  42. Raisa FernandezBehavior Technician1699431817
  43. Ramiro Fernandez, MDEmergency Medicine Physician1790721728
  44. Rosie FernandezMental Health Counselor1013114404
  45. William Fernandez, B.A.Counselor1730274416
  46. Jessica Fernandez ZamoraMental Health Counselor1699252072
  47. Sergio Ferreira, DDSDentist1407942659
  48. Sierra FerrelBehavior Technician1801503974
  49. Euler Ferrer, DDSGeneral Practice Dentistry1538255526
  50. Jennifer FerrufinoAssistant Health Information Record Technician1326698614

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

Santa Ana, California appears in the CMS National Plan and Provider Enumeration System with 8,904 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 Santa Ana - 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 Santa Ana 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 Santa Ana is weighted toward Behavior Technician (1,625 clinicians, followed by Mental Health Counselor with 684 and Marriage & Family Therapist with 678). 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, Santa Ana reports roughly 22.9 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 Santa Ana practice address, a coverage gap Santa Ana patients typically fill by traveling to a larger nearby hub.

For Santa Ana 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 Santa Ana, CA?

There are 8,904 registered healthcare providers in Santa Ana, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Santa Ana?

The most common specialties in Santa Ana are Behavior Technician, Mental Health Counselor, Marriage & Family Therapist, Clinical Social Worker, Addiction (Substance Use Disorder) Counselor. Behavior Technician has the most providers with 1,625.

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.