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 229 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. David Stanton, M.D.Gastroenterology Physician1821101163
  2. Suangsmorn Stapatyanon, PH.D.Clinical Psychologist1720395163
  3. Summer StarkBehavior Technician1407413560
  4. Sophia StarosBehavior Technician1962391466
  5. Candace StarrSchool Registered Nurse1073452116
  6. Daniel Starr, MDEmergency Medicine Physician1497775886
  7. Joanne Starr, MDThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1720055163
  8. Kayla StarrBehavior Technician1265079792
  9. Marylou Starr, BCBABehavior Analyst1922663590
  10. Sylvia StarrBehavior Technician1306648506
  11. Daniel Staylor, M.A.Specialist1174868772
  12. Jennifer Steece, PAMedical Physician Assistant1225060387
  13. Frances Steele, CATCAddiction (Substance Use Disorder) Counselor1750664165
  14. Monique Steffani, RCPPatient Transport Registered Respiratory Therapist1982189833
  15. Klavdia Steffel, R.N.Diabetes Educator Registered Nurse1912084104
  16. Milan Steijn, PTPhysical Therapist1407044050
  17. Casey Stein, M.A., BCBABehavior Analyst1770056111
  18. Hannah SteinbergClinical Child & Adolescent Psychologist1184327561
  19. Darius SteinerBehavior Technician1891539276
  20. Ian Steller, DOStudent in an Organized Health Care Education/Training Program1922703545
  21. Jason StentzPeer Specialist1467920561
  22. Heidi Stephany, M.D.Pediatric Urology Physician1093759110
  23. Hailey Stephen, PT, DPTPhysical Therapist1831734318
  24. Angela StephensMental Health Counselor1861039448
  25. Carmaleeta Stephens, MSN, APRN, CPNP-ACNurse Practitioner1356984934
  26. Eboni StephensBehavior Technician1336947258
  27. Tonia Stephens, MSWAddiction (Substance Use Disorder) Counselor1558852335
  28. Graham Stephenson, MDEmergency Medicine Physician1730648718
  29. Hannah Sterling, MDNeonatal-Perinatal Medicine Physician1093211724
  30. Melvyn Sterling, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1245394196
  31. Sean Sterling, PH.D.Forensic Psychologist1285885699
  32. Taryn SteubsBehavior Technician1740006675
  33. Ashley StevensBehavior Analyst1003380361
  34. Daniel Stevens, MDStudent in an Organized Health Care Education/Training Program1518639897
  35. Zoe-Raven StevensBehavior Technician1760321905
  36. Sandra Stevens-Suratt, O.D.Optometrist1700927332
  37. Imari StevensonBehavior Technician1528782133
  38. Matthew Stevenson, PHARMDPharmacist1720784564
  39. Shaun Stevenson, NPFamily Nurse Practitioner1598359788
  40. Sierra StevensonRegistered Nurse1083341549
  41. Angelique Stewart, LCSWClinical Social Worker1831707223
  42. Blair StewartSpeech-Language Assistant1730643156
  43. Damien StewartMarriage & Family Therapist1124660394
  44. Jack Stewart, M.D.Pulmonary Disease Physician1942278452
  45. John Stewart, DDSGeneral Practice Dentistry1437378585
  46. Laura Stewart, DDSGeneral Practice Dentistry1548620669
  47. Sophia StewartBehavior Technician1770316390
  48. Tracy Stice, NPNurse Practitioner1235824350
  49. Meaghan StichBehavior Technician1184514721
  50. Ginger Stickney, PHD, CCC-AAudiologist1457524878

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.