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 235 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. Samantha TaylorBehavior Analyst1295308252
  2. Soojin Taylor, D.D.S.General Practice Dentistry1629341391
  3. Zachary TaylorBehavior Technician1700541638
  4. Abdel Tayyem, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1457244220
  5. Liang Tea, PHARMDPharmacist1386255230
  6. Karen TecDay Training/Habilitation Specialist1588542443
  7. Michael Tedaldi, M.D.Internal Medicine Physician1992169957
  8. Arch TeerBehavior Technician1356228712
  9. Hana TehraniBehavior Technician1518826395
  10. Jamshid Tehranzadeh, MDDiagnostic Radiology Physician1568556827
  11. Joseph TejedaBehavior Technician1871360933
  12. Mieraf Teka, MDStudent in an Organized Health Care Education/Training Program1124966858
  13. Rooplekha Tekwani, AGACNP-BCAcute Care Nurse Practitioner1750005864
  14. Francisco Tellez, ASWClinical Social Worker1760643316
  15. Leslie TellezBehavior Technician1467380766
  16. Rene Tellez, M.D.Surgery Physician1619331923
  17. Reyna TellezBehavior Technician1780568246
  18. Zuleima TellezBehavior Technician1891679627
  19. Gregory Telson, DDSGeneral Practice Dentistry1720107345
  20. Sandra TempraseuthBehavior Technician1881343168
  21. Bonnie Teng, PHARMDPharmacist1659892198
  22. Torrance Teng, MDStudent in an Organized Health Care Education/Training Program1255134037
  23. Stephen Tenney, MDStudent in an Organized Health Care Education/Training Program1861251043
  24. Chris Tenore, MDPediatrics Physician1326428970
  25. Alexandra TeohStudent in an Organized Health Care Education/Training Program1053106773
  26. Charlotte Ter Haar, MDObstetrics & Gynecology Physician1740741560
  27. Elizabeth Teran CruzBehavior Technician1649156373
  28. Emily Teranishi, CGCGenetic Counselor (M.S.)1972471902
  29. Traci Terpstra, MA, CCC-SLPSpeech-Language Pathologist1447531918
  30. Jack TerrebonneBehavior Technician1215829080
  31. Christopher Terreros UgartePhysician Assistant1346722741
  32. Carrie TerronesBehavior Technician1215613971
  33. Rebecca TerronesSocial Worker1952820730
  34. Christopher Terucha, RNRegistered Nurse1952961260
  35. Katarzyna Tesmer, MDNeonatal-Perinatal Medicine Physician1679662753
  36. Patrycja Tesmer, MDPediatrics Physician1356083901
  37. Manas Tetarbe, D.O.Neonatal-Perinatal Medicine Physician1700317690
  38. Krishnansu Tewari, M.D.Gynecologic Oncology Physician1205868445
  39. Kelsey TexeiraBehavior Technician1457810947
  40. Marly ThabetBehavior Technician1972469575
  41. Christina Thabit, MDPediatrics Physician1063892891
  42. Madison Thackeray-TaylorSchool Psychologist1326987595
  43. Elena ThaiBehavior Technician1538934633
  44. Gaby Thai, MDNeurology Physician1366547689
  45. Maria ThaiBehavior Technician1659158178
  46. Trung Minh Thai, MDPsychiatry Physician1164517249
  47. Helen Thai BaBehavior Technician1922961614
  48. Aditi Thakkar, MBBSEndocrinology, Diabetes & Metabolism Physician1417482522
  49. Amruta ThakkarPediatric Endocrinology Physician1205367174
  50. Tejal Thakkar, MDRheumatology Physician1902069438

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.