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 126 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. Vanessa LandaBehavior Technician1629946686
  2. Claire LanderBehavior Technician1306798418
  3. Andres LanderosBehavior Technician1598573404
  4. Jessica LanderosBehavior Technician1376297457
  5. Luke Landeros, D.D.S.Dentist1245482124
  6. Omar LanderosBehavior Technician1376208298
  7. Richard Landis, PH.D.Psychologist1992811913
  8. Jaime Landman, M.D.Urology Physician1437268505
  9. Amara LandonBehavior Technician1619832854
  10. Brittany LaneBehavior Technician1578210019
  11. Carolyn LaneRehabilitation Practitioner1982874780
  12. Felicia Lane, MDUrogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1962582098
  13. Karen T Lane, MDSurgical Oncology Physician1316027444
  14. Michael LaneStudent in an Organized Health Care Education/Training Program1881412047
  15. Mary Lang, PHD, ABPB, BCBAClinical Neuropsychologist1083881148
  16. Mark Langdorf, MDEmergency Medicine Physician1770666299
  17. Jared LangeCertified Registered Nurse Anesthetist1578002689
  18. Ann Langston-Dykes, M.S., LMFT #41232Marriage & Family Therapist1528203130
  19. Manijeh Lani, FNPFamily Nurse Practitioner1023263340
  20. Jeshieca Marie LanoyBehavior Technician1972368223
  21. Stephanie Kaye Lao, MDObstetrics & Gynecology Physician1073011169
  22. Tiffany Lao, MDStudent in an Organized Health Care Education/Training Program1760184378
  23. Desiree Estelle LapisBehavior Technician1124724026
  24. Vivek Lapsiwala, DDSGeneral Practice Dentistry1982357513
  25. Melinda LaquinonRegistered Nurse1093306060
  26. Daisy LaraBehavior Technician1376386656
  27. Galilea LaraBehavior Technician1144059973
  28. Guadalupe LaraBehavior Technician1679277420
  29. Mia LaraBehavior Technician1477269066
  30. Olivia Lara, PNPPediatric Nurse Practitioner1962520999
  31. Timotea Lara, NPNurse Practitioner1053659961
  32. Daniel LareauxEmergency Medicine Physician1629606173
  33. Chloe LargaespadaBehavior Technician1619828605
  34. Dulce LariosBehavior Technician1194613810
  35. Jusus LariosAddiction (Substance Use Disorder) Counselor1225702475
  36. Karina Larios, RNRegistered Nurse1891556478
  37. Melissa LariosBehavior Technician1770357683
  38. Leslie LarizBehavior Technician1134087265
  39. Mariah LarkAthletic Trainer1912857012
  40. Kara LarsenBehavior Technician1538768767
  41. McKenna LarsenBehavior Technician1538028279
  42. Eva Larson, PAPhysician Assistant1316564156
  43. Isaac LarsonBehavior Technician1831976604
  44. Michael LarsonRegistered Nurse1891616215
  45. Rose LarsonPeer Specialist1952002495
  46. Anna Lasala-LopezLicensed Psychiatric Technician1356911549
  47. Emily LashchukBehavior Technician1548034374
  48. Bailey LassiterMarriage & Family Therapist1174120588
  49. Brian Lassiter, DDSDentist1861470544
  50. Katherine LasureMarriage & Family Therapist1558023929

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.