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 162 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. Sammy Tran, RPHPharmacist1760887707
  2. Sandra Tran, PHARM DPharmacist1679825699
  3. Taylor Tran, MDPediatrics Physician1366699274
  4. Taylor TranMental Health Counselor1083383426
  5. Ted Tran, PHARMDPharmacist1578390704
  6. Tegan TranSpeech-Language Pathologist1548805898
  7. Thanh-Thuy Tran, PHARM.D.Pharmacist1013267764
  8. Thao TranPharmacist1053654830
  9. Theresa Tran, RPHPharmacist1609927060
  10. Thu Tran, B.ACounselor1306007596
  11. Thuha Tran, PHARM. D.Pharmacist1578613147
  12. Thuhuong Tran, PHARMDPharmacist1275853160
  13. Thuy Tran, PHNRegistered Nurse1760222574
  14. Tiffany Tran, LMFTMarriage & Family Therapist1700279429
  15. Tina TranMental Health Counselor1245656891
  16. Tommy TranBehavior Technician1912734690
  17. Tori Tran, RNRegistered Nurse1952054561
  18. Tracy Tran, O.D.Optometrist1568572865
  19. Tracy TranCounselor1699008532
  20. VI Anh Tran, NPPediatric Nurse Practitioner1164960324
  21. Vicky Tran, BACounselor1740593243
  22. Vy-Van Tran, PA-CPhysician Assistant1891046330
  23. Yvonne Tran, P.H.N./R.NCommunity Health Registered Nurse1861673170
  24. Tommy TrangBehavior Technician1871475103
  25. Nick Trao, OTROccupational Therapist1205723590
  26. James TrapoldStudent in an Organized Health Care Education/Training Program1871814673
  27. Lana TrappMarriage & Family Therapist1659682474
  28. Lauren Trask, LCSWClinical Social Worker1336573484
  29. Breanna TravisMental Health Counselor1679988919
  30. Diana TravisRegistered Nurse1538426929
  31. Maria TrejoMarriage & Family Therapist1093692873
  32. Viviana Trejo, ABATBehavior Technician1609351808
  33. Brittany TremanBehavior Technician1417759317
  34. Amy TressanFamily Medicine Physician1972034411
  35. Amelia Treto, PSYD.Clinical Psychologist1457403123
  36. Olivia Trevino, CPTCommunity Health Worker1104653286
  37. Shelby Trevino, RBTOther Technician1578920229
  38. Deborah Trevisan, R.N.Case Management Registered Nurse1619375169
  39. Cynthia Trezise, B.S., MSCJ, CMAddiction (Substance Use Disorder) Counselor1952872871
  40. Jefferson TriaRegistered Nurse1932708989
  41. Marc Trias, RBTOther Technician1346609401
  42. Tina TrieuBehavior Technician1609679406
  43. Boris Trifunovic, M.D. PHDInternal Medicine Physician1487697249
  44. Josephina TrilloAddiction (Substance Use Disorder) Counselor1467114777
  45. James TrimmerAdult Psychiatric/Mental Health Registered Nurse1538648878
  46. Amber Trinh, NONEBehavior Technician1417622341
  47. Ronald TrinhPsychiatric/Mental Health Nurse Practitioner1134074420
  48. Patricia TrinidadCase Manager/Care Coordinator1396274734
  49. Rosemarie TrinidadBehavior Technician1306786421
  50. Vera Trofimenko, M.D., M.A.S.Urology Physician1518224112

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.