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 201 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. Jourdin RevelsCounselor1770315723
  2. Ariel ReyesBehavior Technician1801688098
  3. Ashly ReyesOther Technician1942877816
  4. Cattleyatherese ReyesBehavior Technician1376291740
  5. Chris Adrian ReyesBehavior Technician1467298125
  6. Crystal ReyesAssistant Behavior Analyst1265046593
  7. Dayana ReyesBehavior Technician1205549961
  8. Elisama ReyesRehabilitation Practitioner1326729039
  9. Esmeralda ReyesBehavior Technician1134000474
  10. Estela ReyesBehavior Technician1518548155
  11. Griselda Reyes, MDObstetrics Physician1073000980
  12. Jazmine ReyesAssistant Behavior Analyst1962067496
  13. Jennifer ReyesBehavior Technician1366179913
  14. Jonathan ReyesBehavior Technician1073227187
  15. Jordan ReyesBehavior Technician1518627207
  16. Juliana ReyesBehavior Technician1912466491
  17. Karen ReyesRehabilitation Practitioner1396525697
  18. Karen ReyesBehavior Technician1437002375
  19. Kelly Reyes, MAMarriage & Family Therapist1972073104
  20. Keyleen ReyesBehavior Technician1982240883
  21. Lizette ReyesBehavior Technician1962050831
  22. Melanie ReyesMarriage & Family Therapist1316288954
  23. Melissa ReyesBehavior Technician1083572739
  24. Nancy ReyesCase Manager/Care Coordinator1215235908
  25. Pablo ReyesDay Training/Habilitation Specialist1457100380
  26. Samantha Reyes, NPPediatric Nurse Practitioner1154212926
  27. Selena ReyesBehavior Technician1881573699
  28. Taylor Reyes, AMFT #1111423Marriage & Family Therapist1659060721
  29. Victor ReyesCommunity Health Worker1578176772
  30. Jaquelin Reyes -RiosBehavior Technician1649074519
  31. Magda Reyes RodriguezBehavior Technician1174211312
  32. Ramona Reyes Sepulveda, ASSOCIATE MFTMarriage & Family Therapist1063189454
  33. Marissa ReynaBehavior Technician1801589429
  34. Troy Reyna, M.D.Pediatric Surgery Physician1659371581
  35. Joelle Reynard, M.D.Emergency Medicine Physician1013320175
  36. Tyler Reynard, MDEmergency Medicine Physician1316206394
  37. Rosanne ReyngoldSpeech-Language Pathologist1467040980
  38. John ReynoldsMental Health Counselor1427140771
  39. Nina ReynoldsPhysician Assistant1760047930
  40. Rebecca Reynolds, MDOtolaryngology/Facial Plastic Surgery Physician1922569433
  41. Alejandro ReynosoBehavior Technician1821974536
  42. Griselda ReynosoBehavior Technician1245997972
  43. Natalie ReynosoBehavior Technician1013700392
  44. Sara ReynosoBehavior Technician1326684846
  45. Sarah Reynoso LopezStudent in an Organized Health Care Education/Training Program1598447823
  46. Maria Reynoso RamirezStudent in an Organized Health Care Education/Training Program1881472439
  47. Karen RezaOccupational Therapist1407783178
  48. Mona Rezaei Mirghaed, M.D.Neuromuscular Medicine (Psychiatry & Neurology) Physician1619402955
  49. Arash Rezazadeh Kalebasty, M.D.Hematology & Oncology Physician1205974755
  50. Sherif Rezk, M.D.Anatomic Pathology & Clinical Pathology Physician1457557324

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.