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 7 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. Jennifer ArakakiPhysician Assistant1669185104
  2. Elika AramBehavior Technician1124678560
  3. Martha ArambulaCase Manager/Care Coordinator1386409860
  4. Alma Aranda, LPTLicensed Psychiatric Technician1992031843
  5. Gema ArandaCase Manager/Care Coordinator1447438841
  6. Ruben ArandaBehavior Technician1114791654
  7. Jessica ArangoBehavior Analyst1164043832
  8. Mary AraqueAddiction (Substance Use Disorder) Counselor1164001715
  9. Rori AratiaBehavior Technician1013895804
  10. Zarshid Arbabi, M.D.Specialist1366693954
  11. Dianna ArbizuBehavior Analyst1396067088
  12. Ann Arcay, M.D.Addiction Medicine (Internal Medicine) Physician1952415226
  13. Mikko Angela Arceno, FNP-BCFamily Nurse Practitioner1053270850
  14. Austin ArdalanStudent in an Organized Health Care Education/Training Program1184251258
  15. Darius ArdalanBehavior Technician1306735535
  16. Sarah AreaMental Health Counselor1598124513
  17. Lisa ArebaloBehavior Technician1912782913
  18. Renee Arehart, BABehavior Technician1225956402
  19. Eduardo Arellanes Loeza, BACounselor1922371343
  20. Gerardo ArellanoBehavior Technician1336724178
  21. Maricela ArellanoRegistered Nurse1164036513
  22. Sonny ArellanoBehavior Technician1649160748
  23. Tiahna ArellanoBehavior Technician1609531409
  24. Victor ArellanoCase Manager/Care Coordinator1750562716
  25. Gelyan ArevaloMarriage & Family Therapist1871062638
  26. Liliana Arevalo, L.V.N.Licensed Vocational Nurse1568891752
  27. Jocelyn ArgameRegistered Nurse1295508182
  28. Natalie Argo, M.S.Mental Health Counselor1720476682
  29. Lindsey ArgueBehavior Technician1740776384
  30. Karina Argumedo, CMT 69598Massage Therapist1124844253
  31. Richard AriasAddiction (Substance Use Disorder) Counselor1861970535
  32. Isis ArizmendezStudent in an Organized Health Care Education/Training Program1851177786
  33. Alyssa ArizmendiBehavior Technician1851288351
  34. Vida Arjomand, O.D.Optometrist1114011103
  35. Sura Ark, M.D.Family Medicine Physician1285696021
  36. Catherine ArlandsonMental Health Counselor1881948743
  37. Alyssa ArmanCommunity Health Registered Nurse1861658841
  38. Ashley ArmasSocial Worker1407454416
  39. Adrian ArmendarizMental Health Counselor1730889619
  40. Martha ArmendarizCounselor1558526863
  41. Brenda ArmentaStudent in an Organized Health Care Education/Training Program1609489434
  42. Nick ArmestoMental Health Counselor1871844100
  43. Alicia Armstrong, MSWSocial Worker1346321411
  44. Leah ArmstrongBehavior Technician1255977294
  45. Claude Arnett, M.D.Prescribing (Medical) Psychologist1528245917
  46. Claudia ArnoldPharmacist1366981870
  47. Danielle ArnoldBehavior Analyst1861274755
  48. Margery Arnold, PH.D.Psychologist1285885376
  49. Nolan ArotcharenBehavior Technician1700655982
  50. Courtney Arrache, NPFamily Nurse Practitioner1811470925

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.