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 38 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. Jonathan Cauchi, MB BCH BAO, M.SC,BSCNeuromuscular Medicine (Psychiatry & Neurology) Physician1831507649
  2. Adrianne A. CausingAcute Care Nurse Practitioner1609556240
  3. Elizabeth Cavalier, M.D.Dermatology Physician1932373701
  4. David Cavanaugh, LMFTMarriage & Family Therapist1972854172
  5. Lynn Cawley, PHD, LMFTMarriage & Family Therapist1174327712
  6. Sandra CayetanoBehavior Technician1376158329
  7. Angelina Cazares, MSWClinical Social Worker1649589532
  8. Jose CazaresSocial Worker1215409453
  9. Juan Cazares, M.D.Student in an Organized Health Care Education/Training Program1447638879
  10. Alma Cazares-ContrerBehavior Technician1942025374
  11. Leslie CedilloAssistant Behavior Analyst1174089908
  12. Kenny CedillosBehavior Technician1508641515
  13. Diego CejaBehavior Technician1386577179
  14. Julissa CejaBehavior Technician1386415420
  15. Nancy Ceja, OTR/LSpecialist1124427075
  16. Rita Ceja, NPNurse Practitioner1033201496
  17. Sofia CejaBehavior Technician1215674197
  18. Marissa Celaya, M.S., CCC-SLPSpeech-Language Pathologist1710330204
  19. George CeledonBehavior Technician1710662283
  20. Sapir CelikBehavior Technician1467248138
  21. Magali CelisBehavior Technician1508659301
  22. Gilma Celis BorjaClinical Social Worker1073343265
  23. Nicholas Cen, MDNeurology Physician1770223786
  24. Weilu CenOther Technician1558017046
  25. Alexander CentalaAnesthesiology Physician1679215644
  26. Alexis CercenaBehavior Technician1063258812
  27. Christian CerdaBehavior Technician1336089093
  28. Claudia CerdaDental Assistant1851538243
  29. Selene CerezoBehavior Technician1497410310
  30. Josue Cerna, NONEBehavior Technician1164171724
  31. Kimberly CernaBehavior Technician1679264865
  32. Leonard Cerny, PHDClinical Psychologist1700098803
  33. Patricia Cerny, PSY.D.Clinical Psychologist1760530976
  34. Ivonne CeronBehavior Technician1528889631
  35. Alicia CervantesBehavior Technician1285596007
  36. Breana CervantesBehavior Technician1306305057
  37. Christian CervantesAssistant Behavior Analyst1750849436
  38. Corina Cervantes, LMFTMarriage & Family Therapist1730494956
  39. Destiny CervantesOther Technician1649946369
  40. Elaine CervantesAcute Care Nurse Practitioner1366091035
  41. Evanie CervantesBehavior Technician1275391773
  42. Evelyn CervantesBehavior Technician1487343315
  43. Jacqueline CervantesBehavior Technician1154106680
  44. Jessica CervantesBehavior Technician1194651471
  45. Joseph CervantesPsychologist1619731114
  46. Kevin CervantesBehavior Technician1558059212
  47. Mary CervantesBehavior Technician1952989139
  48. Nancy Cervantes, B.A. SLPASpeech-Language Assistant1093956807
  49. Rachel CervantesBehavior Technician1689593287
  50. Thomas C Cesario, MDInfectious Disease Physician1265512354

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.