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 259 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. Jonathan Woodland, L.P.T.Licensed Psychiatric Technician1053457994
  2. Aiyana WoodsBehavior Technician1194510354
  3. Arianna WoodsBehavior Technician1093271207
  4. Diane Woods, RNRegistered Nurse1841935608
  5. Olivia WoodsBehavior Technician1417734294
  6. Shalonda WoodsBehavior Technician1790552412
  7. Tessa Woods, AUDAudiologist1124793823
  8. Roberta Woolard, PHDClinical Child & Adolescent Psychologist1609198373
  9. Jessielyn Woolbright, PA-CPhysician Assistant1962868596
  10. Carrie Worcester, MDNeonatal-Perinatal Medicine Physician1235215484
  11. John WorkmanMarriage & Family Therapist1669671020
  12. Timothy WorkmanRehabilitation Practitioner1851561690
  13. Tadesse WorkuNurse Practitioner1831989631
  14. Alisa Wray, M.D.Emergency Medicine Physician1376800219
  15. Christine Wright, PT, DPTPhysical Therapist1093233215
  16. Cody WrightAddiction (Substance Use Disorder) Counselor1225844533
  17. Elizabeth WrightCase Manager/Care Coordinator1437427051
  18. Heather Wright, MSN, FNP-BC, PCCNFamily Nurse Practitioner1881560944
  19. Janiya WrightBehavior Technician1487536843
  20. Kendra WrightBehavior Technician1679382030
  21. Lionel Wright, PA-CPhysician Assistant1124664636
  22. Michele WrightSpeech-Language Pathologist1609713684
  23. Christina Wright-Yee, MPH, RD, CSPPediatric Nutrition Registered Dietitian1275480378
  24. Alain Wu, M.D.Anesthesiology Physician1275554727
  25. Catherine WuStudent in an Organized Health Care Education/Training Program1689315376
  26. Chien-Ko Wu, M.D.Internal Medicine Physician1275680829
  27. Elissa Wu, PSY.D.Clinical Psychologist1386187318
  28. Fai Yum Doris Wu, RPHPharmacist1053974378
  29. Grace Wu, MDOphthalmology Physician1306092424
  30. Hao-Hua Wu, MDOrthopaedic Surgery of the Spine Physician1518498179
  31. Hongshan WuBehavior Technician1043061773
  32. Joseph Wu, MDPsychiatry Physician1215010731
  33. Kevin Wu, MDStudent in an Organized Health Care Education/Training Program1093342362
  34. Mark L Wu, MDAnatomic Pathology & Clinical Pathology Physician1366536625
  35. Meagan WuStudent in an Organized Health Care Education/Training Program1609678259
  36. Meei-Ling Wu, M.D.Ophthalmology Physician1013065184
  37. Patrick Wu, MDStudent in an Organized Health Care Education/Training Program1417248527
  38. Sarah WuOrthopedic Physical Therapist1639360076
  39. Tiffany Wu, M.D.Surgery Physician1629353933
  40. Vanna Wu, PA-CPhysician Assistant1285319905
  41. Vivian Wu, MSN, CPNPPediatric Nurse Practitioner1174948194
  42. Catherine WuchnerBehavior Technician1114804663
  43. Leslie WulffAdministrator Registered Nurse1184239139
  44. Minkkwan Wungwattana, M.D.Pediatrics Physician1558628552
  45. Tyler WurzerBehavior Technician1467293878
  46. Nova WuthBehavior Technician1558224295
  47. Ryan WycliffeDiagnostic Radiology Physician1861925067
  48. Melissa Wycoff-Montenegro, M.D.Psychiatry Physician1396826525
  49. Mark Wylam, M.D.Critical Care Medicine (Internal Medicine) Physician1003880865
  50. Ivana WynnAcute Care Nurse Practitioner1497275390

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.