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 125 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. Alejandra PereyraMental Health Counselor1922406537
  2. Adriana Perez, RNCase Management Registered Nurse1144925538
  3. Alejandra Perez, CPTPhlebotomy Technician1619355286
  4. Alejandro Perez, OTA/LOccupational Therapy Assistant1376168765
  5. Alejandro PerezRehabilitation Practitioner1902533250
  6. Andiliz PerezBehavior Technician1710866132
  7. Andres Perez, DCChiropractor1730061326
  8. Carlos PerezMental Health Counselor1811256712
  9. Cynthia PerezSchool Social Worker1972811057
  10. Daisy PerezBehavior Technician1831978246
  11. Daniel PerezAddiction (Substance Use Disorder) Counselor1073309159
  12. Del Carmen Perez, CPHWCase Manager/Care Coordinator1356519664
  13. Dominic PerezMental Health Counselor1306234547
  14. Elahine PerezMental Health Counselor1760107734
  15. Elias Perez, COTA/LOccupational Therapy Assistant1669978490
  16. Elizabeth PerezDay Training/Habilitation Specialist1104564830
  17. Elizabeth PerezBehavior Technician1538857743
  18. Eva PerezCounselor1710076732
  19. Francisco Perez, LCSWClinical Social Worker1700998937
  20. Giselle PerezMarriage & Family Therapist1710587423
  21. Janette PerezCounselor1043726987
  22. Jenny PerezProfessional Counselor1821602095
  23. Juan PerezBehavior Technician1245127745
  24. Katia PerezStudent in an Organized Health Care Education/Training Program1255165148
  25. Leonardo Perez, PAPhysician Assistant1457459547
  26. Leslie PerezCase Manager/Care Coordinator1790155026
  27. Leslie PerezBehavior Technician1932956299
  28. Luis PerezClinical Social Worker1144739277
  29. Lydia PerezLicensed Practical Nurse1679721328
  30. Maria PerezMarriage & Family Therapist1225864887
  31. Maria Isabel PerezMarriage & Family Therapist1073161931
  32. Melissa Perez, RN, BSN, CPN, PHNPublic Health & General Preventive Medicine Physician1861261950
  33. Merlyn PerezAssistant Behavior Analyst1518795970
  34. Monica PerezMental Health Counselor1902558646
  35. Natalia Perez, MSMarriage & Family Therapist1437022480
  36. Patricia PerezRegistered Nurse1700336047
  37. Ricardo Perez, MDFamily Medicine Physician1326029505
  38. Ricardo PerezBehavior Technician1063209328
  39. Robert Perez, M.D.Psychiatry Physician1407007560
  40. Sal Perez, BSMental Health Counselor1295861920
  41. Tomas PerezCommunity Health Worker1285340653
  42. Veronica Perez, R.N., PHNCommunity Health Registered Nurse1447431721
  43. Victoria PerezNurse's Aide1679054266
  44. Wendy PerezMarriage & Family Therapist1922705623
  45. Yvette Perez, MSWClinical Social Worker1053828426
  46. Miguel Perez Delgado, RADTAddiction (Substance Use Disorder) Counselor1699668277
  47. Marco Perez FloresBehavior Technician1770373912
  48. Daisy Perez Gamboa, MS, APCCMental Health Counselor1023599800
  49. Stephanie Perez LorenzanaMarriage & Family Therapist1699442210
  50. Isabel Perez Vega, RNRegistered Nurse1275100166

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.