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 175 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. Cynthia Woelfel, PHDClinical Psychologist1588775753
  2. Aliona Woghiren, FNPPrimary Care Nurse Practitioner1093447609
  3. Amber WohlfordBehavior Technician1356924260
  4. Patricia WohlinPhysician Assistant1154659639
  5. Chelsea Wolf, APRNGerontology Nurse Practitioner1952935819
  6. Brittney WolfeFamily Nurse Practitioner1679119333
  7. Dawn Wolfe, P.T./PCSPhysical Therapist1881635100
  8. Allison WolinskyClinical Social Worker1134615008
  9. Jacob Wolsztejn, M.D.Pediatrics Physician1699708487
  10. Grace WomackClinical Social Worker1801028758
  11. Katherine WomackMarriage & Family Therapist1700199007
  12. Luke WonFoot & Ankle Surgery Podiatrist1144625823
  13. Alexander Wong, DOStudent in an Organized Health Care Education/Training Program1003666116
  14. Brandon WongStudent in an Organized Health Care Education/Training Program1114506664
  15. Kin-Yung WongAddiction (Substance Use Disorder) Counselor1639680200
  16. Lesley Wong, FNP-BCFamily Nurse Practitioner1356869184
  17. Natalie WongPsychiatric/Mental Health Clinical Nurse Specialist1619751930
  18. Ashley WooBehavior Technician1730957606
  19. Grace Woo, DOFamily Medicine Physician1720519861
  20. Ana Wood, R.N., P.H.N.Community Health Registered Nurse1952572976
  21. Mariko WoodAddiction (Substance Use Disorder) Counselor1487249520
  22. Rachel WoodSchool Counselor1861620395
  23. Theresa WoodlockAthletic Trainer1942024369
  24. Aaron WoodsCounselor1104292218
  25. Ahmad WoodsBehavior Technician1447176474
  26. Bobby WoodsMental Health Counselor1144940420
  27. Emily Woody, LCSWClinical Social Worker1043052830
  28. Elijah WooldridgePeer Specialist1134332729
  29. Laura Wooldridge, RADT-1Addiction (Substance Use Disorder) Counselor1770304966
  30. Angel-Lee WoolseyMental Health Counselor1033266754
  31. Anupama Worah, PTPhysical Therapist1568425155
  32. Robin Worker, LCSW PSYDSocial Worker1487774105
  33. Angela Wu, R.N., B.S.N.Registered Nurse1629448980
  34. Belinda WuHealth Educator1356613467
  35. Viraseni Wu, RN NPPrimary Care Nurse Practitioner1487847984
  36. Debra WyattMarriage & Family Therapist1407644859
  37. Pamela Xandre, NPHospice and Palliative Medicine (Obstetrics & Gynecology) Physician1265626345
  38. Yiting XieBehavior Technician1043983620
  39. Nasouwa XiongRegistered Nurse1144067273
  40. Leslie XitumulDay Training/Habilitation Specialist1225923733
  41. Cong Xu, RNRegistered Nurse1598644213
  42. Willem Xu, MDAnesthesiology Physician1013570480
  43. Ying XueRegistered Dietitian1467059147
  44. Vazgen Yaghoubian, PHDRegistered Dietitian1962562611
  45. Angela Yakscoe, BCBABehavior Analyst1669716866
  46. Ethan Yalvac, M.D.Cardiovascular Disease Physician1942484852
  47. Vuthy YamCommunity Health Worker1790924520
  48. Ryan YamamotoMarriage & Family Therapist1013422005
  49. Takeo Yamamoto, D.D.S.General Practice Dentistry1831228220
  50. Nina YamasakiDay Training/Habilitation Specialist1750576831

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.