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 169 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. Mariana VillanuevaBehavior Technician1336015346
  2. Maria VillarCommunity Health Worker1740840198
  3. Gabrielle Villareal, RNRegistered Nurse1245954833
  4. Gina Villarraga, LCSW 27001Clinical Social Worker1699023937
  5. Silvia VillarrealCase Manager/Care Coordinator1255519641
  6. Tanacio Villaruz Jr, M.DFamily Medicine Physician1497898522
  7. Valerie Villasenor, LPCCProfessional Counselor1619452091
  8. Sabrina VillatoroPsychiatric/Mental Health Nurse Practitioner1508740283
  9. Gisela Maria Villavicencio, LCSWClinical Social Worker1336489780
  10. Ruby Villavisencio, MSN, CPNPAcute Care Nurse Practitioner1881678233
  11. Lyvia Villegas, NURSE PRACTITIONERFamily Nurse Practitioner1457447302
  12. Mark Angelo Villegas, PA-CPhysician Assistant1629752985
  13. Vanessa VillegasMental Health Counselor1770437022
  14. Laura Villegas Perdomo, LPTLicensed Psychiatric Technician1518068915
  15. Lisa Villela, RNRegistered Nurse1356522544
  16. Anna VilletBehavior Technician1740964980
  17. Maegan ViloriaRegistered Nurse1538996681
  18. Michelle Vinal, M.S.Marriage & Family Therapist1952889818
  19. Maurice VinesSocial Worker1942936026
  20. Khiem VinhPharmacist1316356967
  21. Maria Viramontes, CPHWCommunity Health Worker1649448887
  22. Roopa Viraraghavan, M.D.Pediatric Infectious Diseases Physician1760553903
  23. Jo Chriselle VirayStudent in an Organized Health Care Education/Training Program1043629843
  24. Yessenia VirgenBehavior Technician1487237202
  25. Ceasar VirginMental Health Counselor1396075586
  26. Carrie VirtueMental Health Counselor1851480818
  27. Carly VisbalAssistant Health Information Record Technician1124569652
  28. Rebekah Viselli, NONEBehavior Technician1689246845
  29. Felipe Vital, DDS.Dentist1881883700
  30. Jorge Vital, DDSDentist1619060118
  31. Jessica Vivar, ACSW, PPSCSchool Social Worker1437980125
  32. Andrew VizcarraRehabilitation Practitioner1407512163
  33. Rosa VizcarraBehavior Technician1841851706
  34. Becky VoCommunity Health Worker1275783136
  35. Christine VoRegistered Nurse1811769391
  36. Danny Vo, PTAPhysical Therapy Assistant1194679084
  37. Denise VoRegistered Nurse1376244640
  38. Hoai-Trinh Vo, O.D.Optometrist1750419743
  39. Huong Vo, DDSOral and Maxillofacial Surgery (Dentist)1619301520
  40. Khanh Vo, RPHPharmacist1598139685
  41. Kym VoMental Health Counselor1558615468
  42. Lisa VoPhysician Assistant1588469829
  43. Mai VoBehavior Technician1295538999
  44. Quang Vo, MDInternal Medicine Physician1568568582
  45. Thong VoOccupational Therapist1730827668
  46. Trisha-Thuy-Trang Vo, DDSGeneral Practice Dentistry1205472495
  47. Sharon Voight, PACPhysician Assistant1194884031
  48. Manon VolcyBehavior Technician1124779533
  49. Graham Volker, PHDClinical Psychologist1316039571
  50. Aleksey Volkov, LMT, CMTMassage Therapist1316611056

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.