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 261 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. Mobina YariBehavior Technician1235841008
  2. Ana YarnoBehavior Technician1275172041
  3. Christina Yarwood, P.A.Medical Physician Assistant1174684666
  4. Anthony YassaStudent in an Organized Health Care Education/Training Program1780366120
  5. Shereif Yassa, DDSDentist1023524923
  6. Jessica Yatco De LucasAddiction (Substance Use Disorder) Counselor1316637713
  7. Yuk Yee Yau, M.D.Otolaryngology Physician1821226903
  8. Omid Yazdanpanah, MDHematology & Oncology Physician1235792581
  9. Pinky Mae YcoRegistered Nurse1437730801
  10. Megan YeBehavior Technician1982523551
  11. Clifford Yee, PHYSICAL THERAPISTOrthopedic Physical Therapist1417157736
  12. Emily YeePsychiatry Physician1427348788
  13. Ivan Yee, D.O.Internal Medicine Physician1154653640
  14. Jonathan YeeBehavior Technician1538811351
  15. Liana YeeSpeech-Language Pathologist1922522382
  16. Stephanie YeganyanStudent in an Organized Health Care Education/Training Program1740036946
  17. Bi-Ying Yeh, M.D.Brain Injury Medicine (Physical Medicine & Rehabilitation) Physician1629311832
  18. Katherine Yeh, AUDAudiologist1306553235
  19. Yi Tzu Yeh, AGNPNurse Practitioner1699210260
  20. Leman Yel, MDAdolescent Medicine (Internal Medicine) Physician1275627531
  21. Hung-Hsin Yen, M.D.Student in an Organized Health Care Education/Training Program1548605348
  22. Aaron Yengo-Kahn, MDNeurological Surgery Physician1245684562
  23. Brian Yep, MDNeuroradiology Physician1346745346
  24. Brent Yeung, M.D.Pain Medicine (Anesthesiology) Physician1225473432
  25. Rosa Yeung, PH.D.Psychologist1467425132
  26. Hanna YiBehavior Technician1538863352
  27. Johannah YiBehavior Technician1538972500
  28. Jonathan YiBehavior Technician1386459246
  29. Jun YiBehavior Analyst1073058376
  30. Lila YiBehavior Technician1982324935
  31. Myoung Yi, LACAcupuncturist1710374319
  32. Jessica Yih, MDUrology Physician1255774113
  33. Varith Yimlamai, R.D.Registered Dietitian1063797637
  34. Sabrina YimsuanBehavior Technician1780459008
  35. Katherine Yin, M.S., RADT-IAddiction (Substance Use Disorder) Counselor1588138465
  36. Sabrina YipStudent in an Organized Health Care Education/Training Program1174379663
  37. Allen YiuPediatrics Physician1508325812
  38. Jennifer YokoyamaPediatrics Physician1891555702
  39. Yuichi Yokoyama, M.D.Anesthesiology Physician1093072282
  40. Dara YomjindaClinical Social Worker1972981272
  41. David Yomtoob, MDOphthalmology Physician1841487030
  42. Viviana Yon, MS, RDRegistered Dietitian1659138253
  43. Holly Yong, M.D.Surgical Oncology Physician1427442417
  44. Jea YooPhysician Assistant1245828946
  45. Rachel YooBehavior Technician1073332375
  46. Yeonsil YooBehavior Analyst1215443247
  47. Ben YoonBehavior Technician1932958642
  48. Frank Yoon, O.D.Optometrist1629073051
  49. Hyung Jo YoonPharmacist1417573502
  50. Jennifer Yoon, MDPsychiatry Physician1336889930

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.