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 20 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. Michelle Bui, DDSDentist1689890915
  2. My Bui, RPHPharmacist1295861227
  3. Newton Bui, D.D.S.General Practice Dentistry1790803732
  4. Pauline Bui, RNCommunity Health Registered Nurse1982895066
  5. Phuong-Ly Bui, D.D.S.General Practice Dentistry1902964059
  6. Steven Bui, D.O.Anesthesiology Physician1508252883
  7. Tam Bui, FNPFamily Nurse Practitioner1437037504
  8. Tammy Tram Bui, LCSWClinical Social Worker1366166852
  9. Teresa Bui, R.N.Registered Nurse1871759555
  10. Tessa Bui, RPHPharmacist1063047926
  11. Thy BuiPhysical Therapist1255023115
  12. Uyen Bui, M.D.Pediatrics Physician1912921164
  13. Vivian BuiRegistered Nurse1033700042
  14. Elizabeth Buibich, MDFamily Medicine Physician1588876437
  15. Emily Bujan, LVNLicensed Vocational Nurse1811597974
  16. Narjis Bukhari, LVNPsychiatric/Mental Health Clinical Nurse Specialist1851947220
  17. Erik Bulus, RNRegistered Nurse1548097215
  18. Stephanie BunClinical Social Worker1639869878
  19. Karol Bunao, RNPsychiatric/Mental Health Nurse Practitioner1285071944
  20. Meggan Bunce, AMFTMarriage & Family Therapist1053973008
  21. Raymond Bunch, D.C.Chiropractor1558566968
  22. Jordan BuntichBehavior Technician1528636099
  23. Natalie Buntzen, M.S., R.D.Registered Dietitian1477802486
  24. Amber Burbage, RADTAddiction (Substance Use Disorder) Counselor1699452714
  25. Mark Burcaw, D.C.Chiropractor1720148711
  26. Sherry Burchell, MDSurgery Physician1720048200
  27. Gabriela BurgosMarriage & Family Therapist1659090678
  28. Zachary BurkBehavior Technician1043802994
  29. Greg Burkes, CADCIIAddiction (Substance Use Disorder) Counselor1467019810
  30. Austin Burnett, DMDOral and Maxillofacial Surgery (Dentist)1447698345
  31. Lenora Burney, PSY.D.Clinical Psychologist1124115969
  32. Elisa Burns, SLPASpeech-Language Assistant1568151546
  33. Michele Burns, PAPhysician Assistant1437248572
  34. Jessica Burpee, LCSWClinical Social Worker1144612532
  35. Alfonso Bustamante, PSY.D.Clinical Psychologist1497840839
  36. Armida Bustamante, PSY.D.Clinical Psychologist1396990149
  37. Kenia Bustos, MA, LMFTMarriage & Family Therapist1518571744
  38. Luis BustosCommunity Health Worker1528793338
  39. Aurora Butler, PA-CMedical Physician Assistant1184720062
  40. Thavry Butler, NPWomen's Health Nurse Practitioner1336464437
  41. Kristina Butner, LCSWAddiction (Substance Use Disorder) Counselor1407030778
  42. Anthony Buzila-LopezCounselor1255856860
  43. Tammy ByarsLicensed Vocational Nurse1245909720
  44. Charity ByrneCounselor1053537670
  45. Chul Byun, DDSDentist1346319803
  46. Ivyjane CaasiRehabilitation Practitioner1710793344
  47. Aristeo CabadaMental Health Counselor1104057041
  48. Jennifer Caballero, MAMarriage & Family Therapist1356792378
  49. Kaylea Caballero, PTAPhysical Therapy Assistant1184191264
  50. Mindy CaballeroBehavior Technician1760068233

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.