NPPES file of Aug 9, 2026

Doctors and health care providers in Orange, CA

13,245 individual NPPES records list a practice address in Orange, 11th of 812 California cities. The largest group is behavior technician: 4,271, 32% of the city's records, against 18% across California. Page 263 of 265.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

The 8 largest groups in Orange

Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.

Orange in California

  • Rank in California11th of 812 cities by records
  • Share of the state1.4% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups42% of all records
  • Behavior Technician rank7th of the 10 California cities with the most

Compared with California as a whole, Orange has 7.3× the state's share of other technician records and 0.43× its share of physical therapist records.

Providers in Orange, alphabetically

  1. James Yun, MDPhysical Medicine & Rehabilitation Physician1962088344
  2. Nathan YunBehavior Technician1730061102
  3. Paul Yun, NONEBehavior Technician1427785336
  4. Rick YunBehavior Technician1952252942
  5. Hannah YungmanOther Technician1295348993
  6. Joy Yusa, ED.DMarriage & Family Therapist1063817492
  7. Marilyn Yutani, PHARMDPharmacist1083761787
  8. Raena ZabalaBehavior Technician1700760329
  9. Edrisse Ann ZabatBehavior Technician1265255798
  10. Stefany Zacarias, LPCCProfessional Counselor1972110807
  11. Kayra Zacatelco OrtizBehavior Technician1104610062
  12. Bita ZadehBehavior Technician1710693999
  13. Neda Zadeh, M.D.Pediatrics Physician1386805745
  14. Poupak Zadeh, DMDDentist1467944702
  15. Touran Zadeh, MDClinical Genetics (M.D.) Physician1811932940
  16. Erin Zadrozny, LCSWClinical Social Worker1548916059
  17. Jenna ZagerStudent in an Organized Health Care Education/Training Program1811589666
  18. Shahab Zahed, MDInternal Medicine Physician1780690131
  19. Jill Zakaryan, ACSWClinical Social Worker1558643023
  20. Susan ZakhariaBehavior Technician1326995184
  21. Maria ZakyBehavior Technician1174382782
  22. Youssef ZakyBehavior Technician1053208546
  23. Sarva ZamaniDental Hygienist1871084848
  24. Iliana ZamarripaMental Health Counselor1841400769
  25. Selene Zamarripa, ODOptometrist1285250415
  26. Rachel ZambranoBehavior Analyst1467945121
  27. Viviana ZambranoClinical Social Worker1568935005
  28. Taqialdeen Zamil, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1598154478
  29. Raquel ZamoraClinical Social Worker1730496704
  30. Serenity ZamoraBehavior Technician1891443495
  31. Ferin Zampese, P.T.Orthopedic Physical Therapist1295110955
  32. Alex Zand, MDInternal Medicine Physician1649288002
  33. Tara Zand, MDEmergency Medicine Physician1053870824
  34. Saeed Zanjani, M.D.Internal Medicine Physician1588809446
  35. Nathan Zanze, BCBABehavior Analyst1497261903
  36. Kristen Zapanta, CRNACertified Registered Nurse Anesthetist1255494910
  37. Shannen ZapantaLicensed Psychiatric Technician1588477061
  38. Eddie ZapataBehavior Technician1952015463
  39. Jenell ZapataBehavior Technician1033054952
  40. Andrew Zaragoza, MDPediatrics Physician1245734938
  41. Araceli ZaragozaBehavior Technician1457997348
  42. Jacqueline ZaragozaBehavior Technician1609548338
  43. Lesly ZaragozaBehavior Technician1639923063
  44. Michael V Zaragoza, MDClinical Genetics (M.D.) Physician1356435622
  45. Alondra ZarateBehavior Technician1225982036
  46. Kaylie ZarateBehavior Technician1205669843
  47. Orlando ZarateBehavior Technician1336922939
  48. Kimberly ZarcoOther Technician1013683739
  49. Michelle ZareClinical Social Worker1023746104
  50. Sara Zarei, MD, PHDNeurology Physician1417416637

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

Orange, California appears in the CMS National Plan and Provider Enumeration System with 13,245 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 Orange - 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 Orange 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 Orange is weighted toward Behavior Technician (4,271 clinicians, followed by Student in an Organized Health Care Education/Training Program with 870 and Marriage & Family Therapist with 424). 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, Orange reports roughly 34 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, Case Manager/Care Coordinator is the most prominent one with no provider currently listing a Orange practice address, a coverage gap Orange patients typically fill by traveling to a larger nearby hub.

For Orange 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 Orange, CA?

There are 13,245 registered healthcare providers in Orange, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Orange?

The most common specialties in Orange are Behavior Technician, Student in an Organized Health Care Education/Training Program, Marriage & Family Therapist, Clinical Social Worker, Mental Health Counselor. Behavior Technician has the most providers with 4,271.

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.