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 99 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. Stephanie HernandezBehavior Analyst1003509464
  2. Susanna HernandezBehavior Technician1073217808
  3. Urik Hernandez, LVNLicensed Vocational Nurse1700465234
  4. Wendy HernandezOther Technician1891360418
  5. Zoe HernandezBehavior Technician1063124113
  6. Jazmin Hernandez AlejandreBehavior Technician1215651922
  7. Kenia Hernandez HerreraBehavior Technician1487541728
  8. Ingrid Hernandez LascanoCommunity Health Worker1053116145
  9. Paulina Hernandez LopezBehavior Technician1831957646
  10. Angel Hernandez ValenzuelaBehavior Technician1972450146
  11. Idcel Hernandez Zamudio, ASWClinical Social Worker1699535005
  12. Stephanie Hernandez- EscaleraBehavior Technician1134090004
  13. Rosa Hernandez-RamosStudent in an Organized Health Care Education/Training Program1629765573
  14. Miriam Hernandez-ZepedaObstetrics & Gynecology Physician1710526199
  15. Roy Herndon, M.D.Internal Medicine Physician1417928383
  16. Victorie Herr, FNP MSNFamily Nurse Practitioner1205470929
  17. Alyssa HerreraBehavior Technician1619707825
  18. Andrea Marie HerreraMedical-Surgical Registered Nurse1659118065
  19. Aracely HerreraBehavior Technician1659029023
  20. Brianna HerreraBehavior Technician1295500197
  21. Clara Herrera, LMFT 116585Marriage & Family Therapist1124404025
  22. Cynthia HerreraBehavior Technician1679425433
  23. Evelyn HerreraBehavior Technician1487521555
  24. Jennifer Herrera, ASCMental Health Counselor1508419268
  25. Joseph HerreraOther Technician1629747183
  26. Kalaya HerreraBehavior Technician1700712072
  27. Luz Herrera, DOPediatrics Physician1679952170
  28. Maria Herrera, MPHSocial Worker1609049303
  29. Maria Herrera, FNP-C, DNP, PHNNurse Practitioner1851075865
  30. Maria HerreraSocial Worker1649068545
  31. Mario Herrera, LMFTMarriage & Family Therapist1326466822
  32. Monica HerreraBehavior Technician1407670748
  33. Nathalie HerreraDay Training/Habilitation Specialist1952249351
  34. Rebecca HerreraBehavior Technician1831073451
  35. Sofia HerreraBehavior Technician1841156627
  36. Laura Herrera EstradaOther Technician1356914493
  37. Samanta Herrera HerreraBehavior Technician1942887708
  38. Ryan HerringIntegrative Medicine Physician1255823993
  39. Autumn HerringtonBehavior Technician1447086095
  40. Angela Herrmann, M.D.Pediatrics Physician1962403493
  41. Gregory Herting, DODiagnostic Radiology Physician1942838743
  42. Emma HeschBehavior Technician1093647810
  43. Peter Heseltine, MD, FACPInfectious Disease Physician1487771432
  44. John Hess, D.C.Chiropractor1447318456
  45. Robert Hesselgesser, MDRadiation Oncology Physician1710979687
  46. Alora HesterBehavior Technician1639778236
  47. Jevon Hetland, ATCAthletic Trainer1275982480
  48. James HeumannStudent in an Organized Health Care Education/Training Program1043092554
  49. Julia HewittStudent in an Organized Health Care Education/Training Program1821890443
  50. Howard Hewlett, DPMFoot & Ankle Surgery Podiatrist1124028691

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.