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 42 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. Karina Chavez, MSWSocial Worker1710704242
  2. Katherin ChavezBehavior Technician1033927942
  3. Kelly ChavezClinical Social Worker1376065870
  4. Kristy ChavezBehavior Technician1427776889
  5. Liann ChavezBehavior Technician1245989052
  6. Lundyn ChavezBehavior Technician1215886965
  7. Mayra ChavezOther Technician1982211611
  8. Miguel Chavez, M.D.Internal Medicine Physician1649703125
  9. Nereida ChavezBehavior Technician1811818685
  10. Nikki ChavezBehavior Technician1477445245
  11. Raphael ChavezBehavior Technician1881370542
  12. Rayleen ChavezBehavior Technician1477435071
  13. Reina ChavezBehavior Technician1548142912
  14. Ivett Chavez EscobarOther Technician1083283006
  15. Alejandra Chavez GomezSocial Worker1235011818
  16. Ceciah Chavez RodriguezBehavior Technician1205635893
  17. Valerie Chavez-Arom, MDSpinal Cord Injury Medicine Physician1558858696
  18. Breanna ChaviraBehavior Technician1568318145
  19. Metha Chea, MDStudent in an Organized Health Care Education/Training Program1164363420
  20. Teresa CheamHealth Service Psychologist1821659517
  21. Allison Checchio, ATCMedical Physician Assistant1689634321
  22. Masooma Cheema, D.D.S.General Practice Dentistry1285915652
  23. Sweta Chekuri, MDInternal Medicine Physician1841584273
  24. Priya Chelliah, MDStudent in an Organized Health Care Education/Training Program1396447074
  25. Alison Chen, PHARMACISTPharmacist1487520763
  26. Allen Chen, M.D.Radiation Oncology Physician1518992981
  27. Andrew ChenBehavior Technician1780420018
  28. Bryana ChenRehabilitation Practitioner1164114567
  29. Carla Chen, PHARMDPharmacist1487436804
  30. Cindy Chen, PA-CPsychiatric/Mental Health Clinical Nurse Specialist1023756053
  31. Cindy ChenBehavior Technician1871350454
  32. Daisy ChenStudent in an Organized Health Care Education/Training Program1932968682
  33. Derchia ChenMental Health Counselor1154893287
  34. Edwin ChenCertified Registered Nurse Anesthetist1437980554
  35. Eric Chen, MDRadiation Oncology Physician1578126124
  36. Eugenia Chen, MDStudent in an Organized Health Care Education/Training Program1205330446
  37. Hongyu ChenBehavior Technician1578415394
  38. Ivy Chen, PHDPsychologist1467929067
  39. Jeff Chen, MDStudent in an Organized Health Care Education/Training Program1295673580
  40. Jefferson Chen, MD PHDNeurological Surgery Physician1992789747
  41. Jeffry Chen, M.D.Anesthesiology Physician1578791620
  42. Jennifer Chen, M.D.Diagnostic Radiology Physician1518345321
  43. Jihuan Chen, MDAnatomic Pathology Physician1184200784
  44. John Chen, M.D.Neurology Physician1841210846
  45. Joseph Chen, M.D.Surgery Physician1750546917
  46. June Chen, M.D.Diagnostic Radiology Physician1851384689
  47. Kelly Chen, MDStudent in an Organized Health Care Education/Training Program1962261156
  48. Lauren Chen, MDInternal Medicine Physician1861029001
  49. Lauren ChenOphthalmology Physician1588240089
  50. Mary Chen, D.P.T.Orthopedic Physical Therapist1386640563

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.