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 84 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. Jinjin LangRegistered Nurse1598508921
  2. Jessica Langer, MDDiagnostic Radiology Physician1972893923
  3. Eric Langmack, RADTAddiction (Substance Use Disorder) Counselor1083180350
  4. Rachel Langsam, B.A.Mental Health Counselor1407949340
  5. Jessica LangstonBehavior Technician1598233660
  6. Claire LanierBehavior Analyst1558030031
  7. Mariel Lansang, PT, DPTPediatric Physical Therapist1336500719
  8. Dennis Lansdon, B.A.Mental Health Counselor1346379146
  9. Christopher LaparanFamily Medicine Physician1407268501
  10. Alyson LapeCase Manager/Care Coordinator1346418639
  11. Rosa LapierreCounselor1396930202
  12. Gail Laporte, LCSWClinical Social Worker1699739953
  13. Michael Lappin, MDOphthalmology Physician1497829006
  14. Cassandra LaraClinical Social Worker1194253781
  15. Cynthia Lara, ABATBehavior Technician1063078509
  16. Irene Lara, PSYD, LCSWClinical Social Worker1750589479
  17. Jessica LaraBehavior Technician1396423661
  18. Mathew LaraClinical Social Worker1821342056
  19. Nicole LaraClinical Social Worker1801551882
  20. Deane LaresMental Health Counselor1548756307
  21. Krystal Lares, RN, BSNRegistered Nurse1417653452
  22. Mayra LaresSocial Worker1225217615
  23. Paul Larez, PH.D.Clinical Psychologist1104504851
  24. Melissa LariosBehavior Technician1598537276
  25. Victoria LarkPsychologist1710361365
  26. Ariana LaroccaOrthopedic Physical Therapist1487355079
  27. Julie LarsenHand Occupational Therapist1497009179
  28. Kathryn Larsen, MDFamily Medicine Physician1598845638
  29. Sandra LarsonBehavior Technician1407460892
  30. Anjini LaskarMental Health Counselor1730778572
  31. Paige LaspadaStudent in an Organized Health Care Education/Training Program1114414331
  32. Fiona LatifiCommunity Health Worker1326878802
  33. Melissa Latorre, RNRegistered Nurse1376136812
  34. Tuong LauMental Health Counselor1164705562
  35. Andre LaughunMental Health Counselor1285370254
  36. Nicolas LauzonBehavior Technician1174017354
  37. Mary Lavine, LVNLicensed Vocational Nurse1205333960
  38. Irina Law, FNPFamily Nurse Practitioner1558493536
  39. Mandy LawMarriage & Family Therapist1104360932
  40. Michaela LawBehavior Technician1033999628
  41. Yingxuan Law, ARNPPsychiatric/Mental Health Nurse Practitioner1053680231
  42. Clare LawlorBehavior Technician1376314757
  43. Alison Lawrence, BCBABehavior Analyst1528571031
  44. Ryan LawrenceAddiction (Substance Use Disorder) Counselor1518598242
  45. Karen LawsonRegistered Nurse1962927210
  46. Marisa LawsonClinical Social Worker1043789134
  47. Shelly Lawson, LMFTMarriage & Family Therapist1497981849
  48. Spencer LaymanAddiction (Substance Use Disorder) Counselor1437780236
  49. Karima Layton-CarrCase Manager/Care Coordinator1285202325
  50. Maricela Lazaro ChavezCommunity Health Worker1609283985

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.