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 161 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. An Tran, FNP-C, PMHNP-BCFamily Nurse Practitioner1942680533
  2. Andy Tran, DMDDentist1306241369
  3. Anh Tran, MDPsychiatry Physician1609815372
  4. Anh Tran, M.D.Specialist1417044785
  5. Ann Tran, PHARM DPharmacist1871870634
  6. Annette TranClinical Social Worker1700984861
  7. Bao Tran, M.D.Physical Medicine & Rehabilitation Physician1508868597
  8. Carolyn Tran, PAPhysician Assistant1396513289
  9. Darlene Tran, DDSGeneral Practice Dentistry1518157312
  10. Dean Tran, MDStudent in an Organized Health Care Education/Training Program1831849447
  11. Deanna Tran, RBTOther Technician1316304074
  12. Diana TranPhysician Assistant1154057420
  13. Dorothy Tran, RNCase Management Registered Nurse1588008064
  14. Duyen Tran, PHARMACISTPharmacist1477684785
  15. Giang TranDentist1093193989
  16. Helen TranCase Manager/Care Coordinator1033417241
  17. Helen Tran, O.D.Optometrist1376091264
  18. Hoang TranBehavior Technician1184478893
  19. Ivy Tran, PHARMDPharmacist1093435620
  20. Jacqueline Tran, D.O.Family Medicine Physician1801282975
  21. Janet Tran, BEHAVIOR TECHNICIANBehavior Technician1003380999
  22. Jenney TranBehavior Technician1124871140
  23. Jesse TranClinical Social Worker1093313421
  24. Julie Tran, PHYSICIAN ASSISTANTMedical Physician Assistant1487785663
  25. Julie TranLicensed Vocational Nurse1932845534
  26. Kristy TranPharmacist1245743186
  27. Le Tran, BSAddiction (Substance Use Disorder) Counselor1023228798
  28. Lien Tran, PT, DPTPhysical Therapist1033878723
  29. Lilian Tran, O.D.Optometrist1578614616
  30. Lily Tran, DDSDentist1336255041
  31. Lindsay TranBehavior Technician1235947664
  32. Linh TranBehavior Technician1649009689
  33. Lisa TranMarriage & Family Therapist1053799858
  34. Lisa Tran, PT, DPTPhysical Therapist1821708199
  35. Lucas Tran, PHARMDPharmacist1114764529
  36. Lynn Tran, LVNLicensed Vocational Nurse1265712806
  37. Mandy TranPeer Specialist1902447956
  38. Michelle Tran, CPNPPediatric Nurse Practitioner1114310372
  39. Mimi Tran, O.D.Optometrist1396988077
  40. Minh Tran, PHARM.D.Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1407126543
  41. Natalie TranStudent in an Organized Health Care Education/Training Program1508699794
  42. Nga Tran, D.D.S.Dentist1679728323
  43. Ngoc Trinh TranAssistant Health Information Record Technician1700437290
  44. Nguyen TranPharmacist1811842602
  45. Phuong Tran, DDSDentist1205908290
  46. Pierre TranMental Health Counselor1679605331
  47. Quan Tran, O.D.Optometrist1518019140
  48. Quinn TranPeer Specialist1992326896
  49. Roger Tran, RPHPharmacist1477872240
  50. Samantha TranSocial Worker1073326013

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.