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 8 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. Carmen AlonsoBehavior Technician1881424018
  2. Kimberly AlonsoBehavior Technician1457117533
  3. Savannah AlonsoBehavior Technician1043996655
  4. Tatianna Alonso, RADTAddiction (Substance Use Disorder) Counselor1013470152
  5. Ericka AlonzoBehavior Technician1225597974
  6. Rosie AlonzoRehabilitation Practitioner1770661142
  7. Rohit Aloor, MDStudent in an Organized Health Care Education/Training Program1699271262
  8. Ushanie AloysiusBehavior Technician1922664606
  9. Adrianne Alpern, PH.DClinical Psychologist1932467354
  10. Sheray Alphonso, LVNLicensed Vocational Nurse1679328785
  11. Julia Alpi-KindredMental Health Counselor1306976113
  12. Abdularhman AlqazaBehavior Technician1184305344
  13. Mohd AlquzaBehavior Technician1508541509
  14. Khalid Alrasheed, MBBSNeuromuscular Medicine (Psychiatry & Neurology) Physician1215510797
  15. Ahmed Alsayed, MDSurgery of the Hand (Plastic Surgery) Physician1235660192
  16. Razan AlsbiniBehavior Technician1881430114
  17. Giano AlsobrookBehavior Technician1275321762
  18. Diana AltamiranoBehavior Technician1346948056
  19. Eliasar AltamiranoPhysical Therapist1215287768
  20. Elizabeth AltamiranoMarriage & Family Therapist1003613548
  21. Yasmeen Altawaty, PHARMDPharmacist1346889714
  22. Ariel AltmanBehavior Technician1477320521
  23. Gustavo Alva, M.D.Psychiatry Physician1417030222
  24. Ashley AlvaradoBehavior Technician1801666714
  25. Cristian AlvaradoOther Technician1790360535
  26. Jane AlvaradoPeer Specialist1114563632
  27. Randi AlvaradoBehavior Technician1730777608
  28. Mercedes Alvarenga OrellanaBehavior Technician1922704832
  29. Adriana AlvarezBehavior Technician1841025970
  30. Alvaro Alvarez, MDPsychiatry Physician1356196893
  31. Angelina AlvarezBehavior Technician1124902663
  32. Araceli AlvarezSocial Worker1427781426
  33. Bertha AlvarezSpeech-Language Assistant1942539507
  34. Danica AlvarezOther Technician1881368819
  35. Denise AlvarezBehavior Technician1528869021
  36. Elsy AlvarezBehavior Technician1801533781
  37. Erica Alvarez, FNPFamily Nurse Practitioner1649112012
  38. Frida AlvarezBehavior Technician1225925761
  39. Jerry AlvarezBehavior Technician1770469538
  40. Joshua AlvarezBehavior Technician1982554051
  41. Juan AlvarezBehavior Technician1396611414
  42. Krysta AlvarezBehavior Technician1073382198
  43. Malorie Alvarez, ACSWClinical Social Worker1538732094
  44. Mario AlvarezBehavior Technician1497436752
  45. Miriam AlvarezBehavior Technician1700769353
  46. Monica AlvarezBehavior Technician1699403352
  47. Nancy AlvarezBehavior Technician1841916335
  48. Sarai AlvarezBehavior Technician1912714015
  49. Tri AlvarezBehavior Technician1245112614
  50. Valerie AlvarezBehavior Technician1578423257

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.