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 94 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. Jennifer Handy, NPNurse Practitioner1922432129
  2. Katya HanessianStudent in an Organized Health Care Education/Training Program1063364040
  3. Cameron HaneyBehavior Technician1023724549
  4. Alan Hanft, M.D.Psychiatry Physician1376599076
  5. Shannon HangPharmacist1023785011
  6. Wali Hanifzai, ACSWMental Health Counselor1326514290
  7. Kimberly Hankamolkit, PA-CMedical Physician Assistant1831560721
  8. Ronald Hankins, O.D.Optometrist1134230550
  9. Erica HanksBehavior Technician1710671805
  10. John Hann, M.D.Hospitalist Physician1689968224
  11. Amira HannaSpeech-Language Pathologist1609712587
  12. Caroline Hanna, MDInternal Medicine Physician1295312023
  13. Christine Hanna, MSW, LCSWClinical Social Worker1174665343
  14. Karim Hanna, MDUrology Physician1760019434
  15. Medhat Hanna, MDDiagnostic Radiology Physician1841827979
  16. Michael Hanna, L.M.F.T.Marriage & Family Therapist1578681904
  17. Michael HannaStudent in an Organized Health Care Education/Training Program1659995371
  18. Ramy Hanna, M.D.Nephrology Physician1518150283
  19. Sandy HannaInternal Medicine Physician1366180341
  20. Sebastian Hanna, MDStudent in an Organized Health Care Education/Training Program1780379289
  21. Bernard Hannam, D.O.Neonatal-Perinatal Medicine Physician1083676662
  22. Gemmy Hannsun, MDDiagnostic Radiology Physician1992120026
  23. Leanna Hansen, MDDermatology Physician1053948380
  24. Sharon HansenBehavior Technician1801595368
  25. Craig HansonStudent in an Organized Health Care Education/Training Program1043912991
  26. Derek HansonBehavior Technician1386400588
  27. Marilee Hanson, MDObstetrics & Gynecology Physician1730185661
  28. Brian Hanst, MDStudent in an Organized Health Care Education/Training Program1790471050
  29. Stephen Hanten, M.D.Neonatal-Perinatal Medicine Physician1699869552
  30. Krishna Hanubal, MDRadiation Oncology Physician1568154458
  31. Reena Antonae HapaBehavior Technician1306730601
  32. Mudasar HaqMarriage & Family Therapist1215415716
  33. Joseph HaquangInternal Medicine Physician1760184956
  34. Garrett Harada, MDRadiation Oncology Physician1831726330
  35. Chantal Harbin PadmoreGeneral Practice Registered Nurse1023942976
  36. Cameron Harding, MDHospitalist Physician1194133389
  37. La'Tonda Hardy-Davis, MFCMarriage & Family Therapist1902959596
  38. Kristi Hare, FNP-BCFamily Nurse Practitioner1679871172
  39. Anjali Hari, MDObstetrics & Gynecology Physician1295189470
  40. Sarah HarirforooshInternal Medicine Physician1871120006
  41. Leila Hariri, MDPsychiatry Physician1245894633
  42. Tabetha Harken, MD, MPHObstetrics & Gynecology Physician1821100983
  43. Rebecca HarkerBehavior Technician1467143628
  44. Kevin Harley, M.D.Nephrology Physician1194924100
  45. Vanessa HarmanBehavior Technician1962220566
  46. Jay Harness, M.D.Surgery Physician1477549426
  47. Jamin HarperMental Health Counselor1881196129
  48. Keisha HarperLicensed Vocational Nurse1841873304
  49. Holly HarrelsonBehavior Technician1033083142
  50. Anna L Harris, MDAnesthesiology Physician1710067863

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.