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 119 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. Hayun KimBehavior Technician1639001027
  2. Heekyung KimStudent in an Organized Health Care Education/Training Program1104787423
  3. Hubert Kim, M.D.Surgery Physician1235314873
  4. Hyun Kim, DDSGeneral Practice Dentistry1144374158
  5. Hyun-Jung Kim, D.D.S.General Practice Dentistry1538464771
  6. Isis KimBehavior Technician1225815095
  7. Jacqueline Kim, PHDPsychologist1487095501
  8. Jae Hyeon KimBehavior Technician1982347100
  9. Jaehyun Kim, MDGastroenterology Physician1508397563
  10. Jamie Kim, LACAcupuncturist1689147787
  11. Jason KimBehavior Technician1417794769
  12. Jennifer KimInternal Medicine Physician1457001968
  13. Jennifer KimStudent in an Organized Health Care Education/Training Program1043011984
  14. Jennifer Kim, RDRegistered Dietitian1346197423
  15. Jenny KimBehavior Technician1154255255
  16. Jerry Kim, M.D.Emergency Medicine Physician1548276777
  17. Jessica Kim, MDInternal Medicine Physician1477086866
  18. Jihee KimBehavior Technician1609638618
  19. Jin Kim, MDCardiovascular Disease Physician1821297797
  20. John Kim, MDInternal Medicine Physician1902060916
  21. John Kim, MD DMDOral & Maxillofacial Surgery (D.M.D.)1154649366
  22. Johnathan KimStudent in an Organized Health Care Education/Training Program1831039296
  23. Joo KimOther Technician1437748514
  24. Joon Kim, MDDiagnostic Radiology Physician1619926391
  25. Joseph Kim, M.D.Anesthesiology Physician1871515627
  26. Joseph Kim, MDAnesthesiology Physician1295298339
  27. Joyce Kim, PNPPediatric Nurse Practitioner1578799672
  28. Joyce KimBehavior Technician1326994856
  29. Jung Won KimPharmacist1770197196
  30. Jungwon Kim, LMFTMarriage & Family Therapist1649609447
  31. Juri KimBehavior Technician1982373429
  32. Kate KimBehavior Technician1003650334
  33. Ken KimAddiction (Substance Use Disorder) Counselor1003405846
  34. Kenneth Kim, M.DEmergency Medicine Physician1780942375
  35. Kenneth Kim, DODiagnostic Radiology Physician1710509054
  36. Khijoo Kim, MDPediatrics Physician1770960809
  37. Kristin Kim, FNPFamily Nurse Practitioner1780362392
  38. Krystal KimBehavior Technician1275366452
  39. Leslie KimBehavior Technician1306595699
  40. Lisa Kim, NPWomen's Health Nurse Practitioner1306921093
  41. Manyong Kim, D.D.S.Dentist1578712758
  42. Margaret Kim, BSN, RNRegistered Nurse1679006092
  43. Mark Kim, MDAnesthesiology Physician1881125672
  44. Michael Kim, M.D.Anesthesiology Physician1457523177
  45. Michael Kim, M.D.Diagnostic Radiology Physician1699096784
  46. Michael Kim, M.D.Neurological Surgery Physician1295136406
  47. Michael Kim, MDStudent in an Organized Health Care Education/Training Program1326891607
  48. Michelle Kim, MDPsychiatry Physician1184145807
  49. Min Hee KimCertified Registered Nurse Anesthetist1447687272
  50. Miyeon KimBehavior Technician1477292704

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.