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 119 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. Anthony Orellana, RNAmbulatory Care Registered Nurse1780225243
  2. Gloria Orellana, RDACommunity Health Worker1578914545
  3. Jenaye OrellanaRegistered Nurse1669090759
  4. Oscar OrellanaCounselor1821255597
  5. Krystina OrendayCommunity Health Worker1598352346
  6. Janya Orfeyeva, PTAPhysical Therapy Assistant1699273094
  7. Rachel OrganCounselor1790978138
  8. Kennae OriseCognitive & Behavioral Psychologist1497547962
  9. Christina Orizabal AlbujaBehavior Technician1962082743
  10. Catherine Orlando, R.N.Registered Nurse1407015738
  11. Patricia Orme, R.N.Community Health Registered Nurse1790122349
  12. Bertha Orna, B.S.R.T., CRTRadiography Radiologic Technologist1134582083
  13. Alejandra OrnelasBehavior Technician1306614276
  14. Emily OronaBehavior Technician1497335277
  15. Linda Oronoz, RN, PHNRegistered Nurse1558541961
  16. Christian OropezaMental Health Counselor1306225909
  17. Jeanette OropezaBehavior Technician1376245001
  18. Karina OropezaCase Manager/Care Coordinator1891416657
  19. Brittany OrosRehabilitation Practitioner1942909551
  20. Aneyda OroscoBehavior Technician1619652435
  21. Alejandra OrozcoBehavior Technician1003703505
  22. Araceli Orozco, PHARMDPharmacist1144096652
  23. Barbara OrozcoMarriage & Family Therapist1063990497
  24. Diana OrozcoBehavior Technician1740124759
  25. Emily OrozcoMarriage & Family Therapist1982385233
  26. Erika OrozcoCommunity Health Worker1083493936
  27. Francisco Orozco, M.S.WSocial Worker1104914522
  28. Gabriela OrozcoBehavior Technician1326708488
  29. Johnny Orozco, D.O.Family Medicine Physician1235434143
  30. Maria OrozcoBehavior Technician1689329864
  31. Veronica OrozcoAddiction (Substance Use Disorder) Counselor1851146849
  32. Daniela Orozco EspinozaBehavior Technician1760331201
  33. Diana Orozco MataBehavior Technician1437023397
  34. Leticia Orozco MataCommunity Health Worker1144026386
  35. Maria Orozco MataCommunity Health Worker1295550325
  36. Elizabeth Orozco MendozaClinical Social Worker1518881010
  37. Ashlee Orr, AMFT, APCCMarriage & Family Therapist1639900087
  38. Rebecca Orrante, M.S., C.C.CSpeech-Language Pathologist1598961906
  39. Heather OrrantiaMarriage & Family Therapist1679334437
  40. Fatima Orta ArenasCommunity Health Worker1326861238
  41. Charlyn Ortal, ACSWClinical Social Worker1275651895
  42. Anita Ortega, MDFamily Medicine Physician1497556724
  43. Beverly OrtegaBehavior Technician1073431680
  44. Carolina OrtegaMental Health Counselor1679762108
  45. Danielle OrtegaBehavior Technician1508732413
  46. Elizabeth Ortega, NPNurse Practitioner1326194689
  47. Marry Ortega, LICENSED MFTMarriage & Family Therapist1346753076
  48. Rose OrtegaDay Training/Habilitation Specialist1194848846
  49. Sharon OrtegaBehavior Technician1316748213
  50. Valerie OrtegaAddiction (Substance Use Disorder) Counselor1093375602

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.