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 30 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. Weiming Chu, M.D.Psychiatry Physician1114189529
  2. Jason ChuaRegistered Nurse1124745559
  3. Sasha ChumpitazDay Training/Habilitation Specialist1407531023
  4. Brian ChunBehavior Technician1952932154
  5. Hee Yoon ChunSpeech-Language Pathologist1306656632
  6. Hyunju ChunPharmacist1902344005
  7. Albert Chung, MD, MBAColon & Rectal Surgery Physician1700011533
  8. Catherine Chung, MDAnesthesiology Physician1205820586
  9. Francisco Chung, PHARM.D.Pharmacist1386110351
  10. Hannah ChungAssistant Behavior Analyst1427993252
  11. Joshua ChungBehavior Technician1194587592
  12. Le ChungRehabilitation Practitioner1790159945
  13. Margaret ChungAssistant Health Information Record Technician1407337751
  14. Peter Chung, M.D.Developmental - Behavioral Pediatrics Physician1083813687
  15. Rosana ChuongBehavior Technician1659115988
  16. Sopat ChuopSpeech-Language Pathologist1487006888
  17. Himelda Churchill, PA-CPhysician Assistant1912472747
  18. Amber ChurchinClinical Social Worker1619673571
  19. Angela Chwe, LMFTMarriage & Family Therapist1487202214
  20. Jasmin Cielo MisaicoBehavior Technician1407570484
  21. Jonathan Cifra, REGISTERED NURSERegistered Nurse1033893755
  22. Maira CifuentesMarriage & Family Therapist1285256149
  23. Jose Cilliani, D.O.Family Medicine Physician1265545586
  24. Ramoncito Cimarra, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1043558117
  25. Briza CiprianoAddiction (Substance Use Disorder) Counselor1831975994
  26. Estefania CiprianoDay Training/Habilitation Specialist1003502360
  27. Ioana Cirjan, MDStudent in an Organized Health Care Education/Training Program1437953437
  28. Chris CisnerosAddiction (Substance Use Disorder) Counselor1801551957
  29. Claudia CisnerosRehabilitation Practitioner1437660552
  30. Emily CisnerosBehavior Technician1134877293
  31. Janet CisnerosSpecialist1689323370
  32. Keenen Cisneros, DCChiropractor1730029612
  33. Trinidad Cisneros, D.C.Chiropractor1881765378
  34. Tameeshah Cival, M.A.Behavior Technician1306362611
  35. Valerie Civelli, MDFamily Medicine Physician1730716572
  36. Steven Clagett, MFTMarriage & Family Therapist1386717825
  37. Jacklyn ClarkBehavior Technician1255831277
  38. Jameelah ClarkBehavior Technician1013889922
  39. Joan Clark, RNRegistered Nurse1952476038
  40. Madeline ClarkLicensed Vocational Nurse1881296465
  41. Morgan ClarkBehavior Technician1316748221
  42. Nolan ClarkBehavior Technician1710622477
  43. Rachel Clark, MS, MFT INTERNMarriage & Family Therapist1326120262
  44. Ralph ClarkBehavior Technician1023824828
  45. Edward Clarke, AMFTMarriage & Family Therapist1194592428
  46. Jilma Clarke, M.A.,CCC-SLPSpeech-Language Pathologist1376484865
  47. Crystal Clarke-Valencia, LCSWClinical Social Worker1881012078
  48. Jennifer Clausen-Bridges, MSWClinical Social Worker1770952434
  49. Sophia ClaussMarriage & Family Therapist1205350048
  50. Eric ClavelleCommunity Health Worker1285321737

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.