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 27 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. Brian Champagne, MDFamily Medicine Physician1063807360
  2. Alma ChamuMental Health Counselor1407518905
  3. Jackie Chan, ATC, DPT, PTPhysical Therapist1285066837
  4. Kevin ChanClinical Social Worker1215602131
  5. Samantha Chan, BSN, CCRN, MSN, FNPFamily Nurse Practitioner1386121697
  6. Lauren Chandler, MSW, ACSWSocial Worker1235706490
  7. Vijay Chandran, MD,RN,MBA.;Psychiatry Physician1801283692
  8. Shruthi Chandrasekhar, MDFamily Medicine Physician1154902195
  9. Lee Chaney, PHDClinical Psychologist1912094277
  10. Anthony Chang, MDFamily Medicine Physician1134823958
  11. Christine Chang, NONEBehavior Technician1659954527
  12. Crispin Chang, DDSGeneral Practice Dentistry1598806051
  13. Eleanor Chang, M.D.Pediatric Hospice and Palliative Medicine Physician1619198447
  14. Katianna ChangSocial Worker1962228502
  15. Ma Inna Patricia ChangPharmacist1407793813
  16. Sara ChangMarriage & Family Therapist1164136446
  17. Tina Chang, LMFTMarriage & Family Therapist1558686584
  18. Betty Chang MorikawaClinical Social Worker1720758386
  19. Richard ChannaBehavior Analyst1750968012
  20. Patrick Channita, LVNLicensed Vocational Nurse1013428598
  21. Cristian ChanonBehavior Technician1831797463
  22. Stephen ChapinPharmacist1093367625
  23. Jaine Chapman, CRNACertified Registered Nurse Anesthetist1932509155
  24. Marvin Chapman, PSYD, LMFT, CFCMarriage & Family Therapist1194117929
  25. Sandra Chapman, RNBSNCommunity Health Registered Nurse1003097585
  26. Paul Chappelle, O.DOptometrist1326336835
  27. Allante ChappleClinical Social Worker1003456518
  28. Jotsukhmani CharaiaBehavior Technician1285285775
  29. Alejandra Charco, NONEBehavior Technician1194493528
  30. Shantee CharlesProfessional Counselor1235706904
  31. Teresa Charlesworth, RNC, MSN, FNPFamily Nurse Practitioner1750444089
  32. Ashley ChauBehavior Technician1982498697
  33. James Chau, M.D.Family Medicine Physician1285727784
  34. Kathleen ChauBehavior Technician1194690339
  35. Lisa ChauMedical Physician Assistant1487257366
  36. Norreen ChauRehabilitation Practitioner1255896817
  37. Thao ChauBehavior Technician1922516327
  38. Vu Chau, RNGeneral Practice Registered Nurse1144642687
  39. Victoria ChauvelRehabilitation Practitioner1588008221
  40. Elizabeth ChavarriaBehavior Technician1104525153
  41. Sharon ChavarriaAddiction (Substance Use Disorder) Counselor1497321228
  42. Andy ChavezBehavior Technician1609768944
  43. Ashley Chavez, AMFTMarriage & Family Therapist1225596455
  44. Briana Chavez, D.D.SGeneral Practice Dentistry1982725388
  45. Diana ChavezBehavior Analyst1265156418
  46. Dulce ChavezBehavior Technician1417879057
  47. Emily ChavezClinical Social Worker1700513793
  48. Emily ChavezBehavior Technician1922876804
  49. Karen Chavez, BTOther Technician1477917847
  50. Lizette ChavezPsychologist1053769521

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.