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 93 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. Soodaba Haidari TakiBehavior Technician1871388439
  2. Brianna HaidlBehavior Technician1720612781
  3. Eleni Hailemariam, MDPsychiatry Physician1215005525
  4. Anne Hainley, NPNurse Practitioner1649784208
  5. Michael Hairston, PTPhysical Therapist1033243886
  6. Mariah HaithBehavior Technician1225789308
  7. Rachel HajneyMental Health Counselor1881843530
  8. Amir Hakimi, MDOtolaryngology Physician1689252108
  9. Antonio Halais Frangieh, MD, MPHInterventional Cardiology Physician1003558420
  10. Faris Halaseh, MDStudent in an Organized Health Care Education/Training Program1841138963
  11. Caleb HaleBehavior Technician1881543536
  12. Klane Hales, M.D.Anesthesiology Physician1467473157
  13. Leila HaleyBehavior Technician1124985098
  14. Marisa HaleyClinical Social Worker1225650906
  15. Mark Halikis, MDOrthopaedic Hand Surgery Physician1114914397
  16. Hope HallBehavior Technician1538956792
  17. Jessica HallDay Training/Habilitation Specialist1518828128
  18. Katherine Hall, M.S.Genetic Counselor (M.S.)1457769663
  19. Stephen HallMental Health Counselor1427131630
  20. Karen Halldorsdottir, MDNeurology Physician1669964540
  21. Erin Halman, MDPediatric Hospice and Palliative Medicine Physician1851853055
  22. Nesrin HalwaniBehavior Technician1619824034
  23. Yousif HamamiBehavior Technician1083491831
  24. Sami Hamamji, M.D.Surgery Physician1457425282
  25. Jennifer HambyCommunity Health Worker1538951702
  26. Zahra Sadat Hamedi, MDHematology & Oncology Physician1053974451
  27. Afshan B Hameed, MDMaternal & Fetal Medicine Physician1992885040
  28. Tariq Hameed, MDDiagnostic Radiology Physician1538107685
  29. Anum Hamiduzzaman, M.D.Nephrology Physician1649681495
  30. Kimberlee Hamilton, PPSSchool Counselor1952249310
  31. Kristen Hamilton, N.P.Family Nurse Practitioner1093254757
  32. Kristen HamlinPsychologist1366966319
  33. Amanda HammelPediatrics Physician1427707363
  34. Carla Hammond, M.D.Psychiatry Physician1407889355
  35. James HammondNeonatal-Perinatal Medicine Physician1578094314
  36. Ben HanBehavior Technician1225804776
  37. Beomyun Han, MSStudent in an Organized Health Care Education/Training Program1043712185
  38. Christina Han, MDAnesthesiology Physician1316409204
  39. Jay Han, M.D.Neuromuscular Medicine (Physical Medicine & Rehabilitation) Physician1134100209
  40. John HanStudent in an Organized Health Care Education/Training Program1760284210
  41. Jonghee Han, LACAcupuncturist1043654668
  42. Joy HanBehavior Technician1265219026
  43. Kelly Han, SLPSpeech-Language Pathologist1225660053
  44. Lanah HanNurse Practitioner1427810290
  45. Stephanie Han, M.D.Child & Adolescent Psychiatry Physician1316472608
  46. Steven Han, MDStudent in an Organized Health Care Education/Training Program1427752443
  47. Vy Han, MDStudent in an Organized Health Care Education/Training Program1346604733
  48. Therese HancockDental Assistant1134524432
  49. Valerie HancoxPhysician Assistant1083248553
  50. Elliot Handler, M.D.Child & Adolescent Psychiatry Physician1265848972

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.