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 255 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. Alexandra WeilandSpeech-Language Pathologist1144166018
  2. Anastasia Weiland, MDInfectious Disease Physician1104449834
  3. Denise Weinberg, N.P.Family Nurse Practitioner1568924793
  4. Keith Weiner, M.D.Pediatric Cardiology Physician1023034733
  5. Carl Weinert, MDPediatric Orthopaedic Surgery Physician1710939681
  6. Nina Weinstein, PHARM DPharmacist1942578075
  7. Jamie Weir, LMFTMarriage & Family Therapist1578975504
  8. Carla Weis, M.D.Neonatal-Perinatal Medicine Physician1588693006
  9. Allan Weiss, DPM A PROFESSIONALPodiatrist1962467209
  10. Irene WeissClinical Social Worker1407734692
  11. John Weiss, MDNeurology Physician1467546721
  12. Madeleine Weiss, MDStudent in an Organized Health Care Education/Training Program1124887690
  13. Daniel Weissberg, M.D.Diagnostic Radiology Physician1679572192
  14. Martin Weissman, M.D.Urology Physician1629096862
  15. Noah WeissmannCommunity Health Worker1295589604
  16. Ashlee Weisz, LMFTMarriage & Family Therapist1356700165
  17. Daniel Weitz, MDStudent in an Organized Health Care Education/Training Program1578323614
  18. Valentine WelchBehavior Technician1194409771
  19. Eric Wellmeyer, M.D.Anesthesiology Physician1396766846
  20. Exzandrea WellsBehavior Technician1477402170
  21. Marissa WellsAddiction (Substance Use Disorder) Counselor1013883412
  22. Trevor Wells, MDPsychiatry Physician1639497985
  23. Jonathan WeltStudent in an Organized Health Care Education/Training Program1316683964
  24. Bryan WenBehavior Technician1033093638
  25. Jasmine WengBehavior Technician1861389165
  26. Renee Weng, PHARM.D.Pharmacotherapy Pharmacist1235151176
  27. Chloe WengerSocial Worker1801569991
  28. Megan WernerBehavior Technician1619671534
  29. Joseph Wertz, MD, MPHStudent in an Organized Health Care Education/Training Program1114782208
  30. George Wesley, M.D.Cardiovascular Disease Physician1013942986
  31. Tatianna WesleyBehavior Technician1194422139
  32. Marina WessaBehavior Technician1558084897
  33. Carol WestMental Health Counselor1982966107
  34. John West, M.D.Specialist1235199274
  35. Justin West, MDPlastic and Reconstructive Surgery Physician1376791616
  36. Lauren WestMental Health Counselor1164731386
  37. Ryan WestLicensed Vocational Nurse1235715665
  38. Shannon WestbrookRehabilitation Practitioner1841846466
  39. Kylie WestergaardBehavior Technician1730977216
  40. Andrea Westlove, SLPSpeech-Language Pathologist1730245531
  41. Destiny WestneyMental Health Counselor1558160184
  42. Danielle Whalen, M.D.Neurology with Special Qualifications in Child Neurology Physician1588018436
  43. Mimi Whang, RNRegistered Nurse1891030854
  44. Sarah Whang, MDOphthalmology Physician1306841457
  45. Candice Whealon, R.N., FNP-CNurse Practitioner1790830404
  46. Kari Wheeler, DNP, APRN, CPNP-ACPediatric Nurse Practitioner1578349536
  47. Jade WhelchelBehavior Technician1730647447
  48. Jessica WhinerySonography Radiologic Technologist1558192526
  49. Alexandra White, PA-CPhysician Assistant1982305751
  50. Ariel WhiteBehavior Technician1356800841

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.