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 69 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. Hao Ho, DDSGeneral Practice Dentistry1720760168
  2. Hoa Ho, NONEMental Health Counselor1154410223
  3. Hoai-Ky Ho, M.D.General Practice Physician1750541660
  4. Huy HoBehavior Analyst1710679667
  5. Jessica Ho, O.D.Optometrist1174879837
  6. Kaylee Ho, ODOptometrist1518707306
  7. Tam HoMental Health Counselor1639193501
  8. Tina Ho, NPPsychiatric/Mental Health Registered Nurse1457136285
  9. Uyen Ho, PHARM.DPharmacist1578156212
  10. Uyen-Nhi Ho, PHARMDPharmacist1740562859
  11. Aaron Hoang, PHARM DPharmacist1922511195
  12. Alexus Hoang, MSWSocial Worker1366250243
  13. Anna Hoang, RNCommunity Health Registered Nurse1417569682
  14. Jasmine HoangBehavior Technician1568393130
  15. Jennifer Hoang, RNInfection Control Registered Nurse1558998054
  16. Lien Hoang, MA, OTR/L, BCPPediatric Occupational Therapist1588904932
  17. Lindy Hoang, O.D.Optometrist1174891915
  18. Mailoan Hoang, DDSDentist1669466967
  19. Marie Hoang, D.D.S.Dentist1255589032
  20. Sarah Hoang, RN, BSN, MPHCommunity Health Registered Nurse1790976546
  21. Stanley Hoang, M.D.Anesthesiology Physician1922392679
  22. Thao Hoang, D.O.Family Medicine Physician1750348363
  23. Timothy Hoang, PSY.D.Clinical Psychologist1639183387
  24. Tram Hoang, PHARM.D.Pharmacist1225349889
  25. Tu HoangCommunity Health Worker1356989636
  26. Allen HobbsAddiction (Substance Use Disorder) Counselor1306524350
  27. Laronte Hodge-WashingtonBehavior Technician1861380040
  28. Stacee HoebelAddiction (Substance Use Disorder) Counselor1518758705
  29. Holly HoenshellLicensed Vocational Nurse1295270973
  30. Hailey HogueBehavior Technician1194496372
  31. Ryan HoidaCounselor1730525833
  32. Panda HokBehavior Technician1952922536
  33. Spencer HolbrookMarriage & Family Therapist1306738109
  34. Lynnsay Holer, RNCommunity Health Registered Nurse1104006147
  35. Michael HolguinBehavior Technician1366936544
  36. Diane Holley, LCSWClinical Social Worker1093808701
  37. Ashley HollowayRehabilitation Practitioner1013567437
  38. Samantha HollowayRehabilitation Practitioner1679140669
  39. M'Chae Hollowell, CCMA, CPTPhlebology Physician1548789407
  40. Leanna HollyMarriage & Family Therapist1912032160
  41. Curtis Honda, BSN, RN, PHNCommunity Health Registered Nurse1699392670
  42. Melvin Honda, O.D.Optometrist1801992490
  43. Motoko HondaBehavior Technician1730657594
  44. Brendan Hong, DOStudent in an Organized Health Care Education/Training Program1679277404
  45. James Hong, R.EEG.TEEG Technician1962808030
  46. Kevin Hong, PHARMDPharmacist1275274102
  47. Leanna HongOccupational Therapist1932806981
  48. Lisa HongPharmacist1457717704
  49. Simon Hong, D.M.D.General Practice Dentistry1568591683
  50. Thich HongMental Health Counselor1003094087

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.