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 210 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. Rachel RuizAddiction (Substance Use Disorder) Counselor1649800582
  2. Sarah Ruiz, PH.D.Clinical Child & Adolescent Psychologist1285294413
  3. Sophia RuizBehavior Technician1659220853
  4. Yesenia RuizBehavior Technician1568229128
  5. Zachariah Ruiz, NONEBehavior Technician1033808100
  6. Adrian Ruiz MartinezBehavior Technician1386524619
  7. Santa Ruiz MedinaBehavior Technician1477012953
  8. Arcel Ruiz TopeteAssistant Behavior Analyst1629535919
  9. Michael RuminskiSocial Worker1518577352
  10. Elizabeth Runcie, D.O.Emergency Medicine Physician1871936120
  11. Herman Rundle, M.D.Ophthalmology Physician1942242326
  12. Keith Rundle, M.D.Ophthalmology Physician1245267285
  13. Josh RunleyStudent in an Organized Health Care Education/Training Program1285021030
  14. Robert Runner, MDAdult Reconstructive Orthopaedic Surgery Physician1134563661
  15. Winnie Ruo, M.DAnesthesiology Physician1194767988
  16. Christopher Ruper, LMFTMarriage & Family Therapist1417452194
  17. Robert Ruper, MDOphthalmology Physician1316992753
  18. Gail Russell, OTROccupational Therapist1215155932
  19. Jesse RussellLicensed Psychiatric Technician1568197655
  20. William Russell, MFTMarriage & Family Therapist1144428756
  21. Jennefer Russo, M.D.Gynecology Physician1023033081
  22. Joanne RussoPediatric Physical Therapist1518253004
  23. Gianny Russo SantiagoCase Manager/Care Coordinator1003526765
  24. Savannah RustBehavior Technician1205792587
  25. Tyler RusteBehavior Technician1407779630
  26. Stacy RusuMarriage & Family Therapist1902352495
  27. Bret RutledgeBehavior Technician1538739974
  28. Michael Rutten, M.D.Nephrology Physician1841259041
  29. Christopher RuvalcabaCommunity Health Worker1922701408
  30. Estela RuvalcabaMental Health Counselor1902533011
  31. Kerrisa RuvalcabaBehavior Technician1437709128
  32. Maricela RuvalcabaBehavior Technician1104775303
  33. Reese RuvalcabaBehavior Technician1518828326
  34. Roxanne Ruzicka, M.S.Genetic Counselor (M.S.)1205825908
  35. Ervin Ruzics, MDTransplant Surgery Physician1285789149
  36. Dana Ryan, HA.D.Hearing Instrument Specialist1902146673
  37. Kelly Ryan, LPTLicensed Psychiatric Technician1609269851
  38. Scott RyanMarriage & Family Therapist1013266451
  39. Timothy Ryan, M.D.Anesthesiology Physician1295759439
  40. Tyler Ryan, PA-CPhysician Assistant1750115317
  41. Victoria RyanBehavior Technician1457167850
  42. Erika RyckmanStudent in an Organized Health Care Education/Training Program1174325906
  43. Yena RyooBehavior Technician1528805868
  44. Katayun Saadai, MDInternal Medicine Physician1225358989
  45. Faryal Saadat, MS, CCC-SLPSpeech-Language Pathologist1699112706
  46. Amanda SaariBehavior Technician1114610730
  47. Bahman Saatian, M.D.Pulmonary Disease Physician1508050865
  48. John Saavedra, LCSWClinical Social Worker1093891020
  49. Melissa Saavedra, PTMental Health Counselor1447591151
  50. Natalie SabaStudent in an Organized Health Care Education/Training Program1891616116

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.