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 99 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. James Matejcek, R.NRegistered Nurse1255777538
  2. Jennifer MateosCase Manager/Care Coordinator1689541658
  3. Noemi Mateos Lopez, ACSW, PPSCSchool Social Worker1982435673
  4. Lauren MatheneyMental Health Counselor1295408938
  5. Winter MathewSocial Worker1477320935
  6. Kel Mathews, LMFTMarriage & Family Therapist1568897734
  7. Uraci MathewsMarriage & Family Therapist1023261971
  8. Kayla Mathiowetz, PA-CMedical Physician Assistant1245107366
  9. Christina MatiasAddiction (Substance Use Disorder) Counselor1760316491
  10. Coleen Matonic McGuireCounselor1609027085
  11. Joel Matson, PSY.D.Psychologist1790430205
  12. Chiyo Matsubayashi, MFTMarriage & Family Therapist1992891873
  13. Crystal MatsumotoMental Health Counselor1790934925
  14. Laurie MatsumotoPharmacist1568835338
  15. Melissa Matta, PTPhysical Therapist1184687410
  16. Julianne MatthewsBehavior Technician1659132702
  17. Laura MatthewsBehavior Technician1548801038
  18. Michael Matthews, CCMAMedical Physician Assistant1285348441
  19. Dominika MatyokovaNurse Practitioner1801748025
  20. Lisa Mau, LCSWClinical Social Worker1346400553
  21. Mackenzie Maurer, LCSWClinical Social Worker1386199552
  22. Michael Maxey, RASCase Manager/Care Coordinator1568813152
  23. Robert MaxeyAddiction (Substance Use Disorder) Counselor1821680158
  24. Allison Maxon, LMFTMarriage & Family Therapist1376789867
  25. Angel MaxwellMental Health Counselor1922500727
  26. John MayAddiction (Substance Use Disorder) Counselor1205686581
  27. Rebecca May, MSOT,OTR/LOccupational Therapist1801194956
  28. Jennifer MayaRegistered Nurse1679035604
  29. Simran MayadasMental Health Counselor1609391945
  30. Michelle Mayberry LopilatoMassage Therapist1922758994
  31. Charlotte MayerSpeech-Language Pathologist1467393959
  32. Jose Mayorga, MDFamily Medicine Physician1295925154
  33. Nina Mays, REGISTERED NURSERegistered Nurse1508016478
  34. Chelsi MayuyoPhysical Therapy Assistant1598587438
  35. Omid MazaheriAddiction (Substance Use Disorder) Counselor1447116942
  36. Rebecca Mazarji, NPFamily Nurse Practitioner1487909594
  37. Kelly McCafferty, MSPsychologist1164048815
  38. Marta McCanneAddiction (Substance Use Disorder) Counselor1598851388
  39. Devin McCarthyBehavior Technician1649818964
  40. Nitsa McCarthy, LCSWClinical Social Worker1831633163
  41. Toby McCarthy, LMFTMarriage & Family Therapist1366459067
  42. Destiny McCarty-Frederick, RACAddiction (Substance Use Disorder) Counselor1134897911
  43. Belinda McCleese, M.A.Marriage & Family Therapist1568867687
  44. Sandra McClintock, CATC IIAddiction (Substance Use Disorder) Counselor1942867726
  45. Romy McClureAddiction (Substance Use Disorder) Counselor1649918558
  46. Carmen McCordSocial Worker1245548320
  47. Karina McCormack, LCSWSocial Worker1033443056
  48. Ryann McCormickPeer Specialist1023734597
  49. John McCourtSocial Worker1891117248
  50. Mark McCoy, RASAddiction (Substance Use Disorder) Counselor1922426030

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.