Registry data as of Aug 27, 2026

Doctors and health care providers in Winchester, CA

209 individual NPPES records list a Winchester practice address, 405th of 812 California cities. The largest group is behavior technician: 47, 22% of the city's records, against 18% across California.

CMS NPPES registry, loaded Aug 27, 2026 · method · Verify with CMS →

The 8 largest groups in Winchester

Source: CMS NPPES primary taxonomy, loaded Aug 27, 2026.

Winchester in California

  • Rank in California405th of 812 cities by records
  • Share of the state<0.1% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups40.2% of all records
  • Behavior Technician rank11th of the 10 California cities with the most

Compared with California as a whole, Winchester has 47.3× the state's share of other technician records.

Providers in Winchester, alphabetically

  1. Kasey AganowskiBehavior Technician1336711977
  2. Abigail AguayoBehavior Technician1932833324
  3. Shauna AhhingBehavior Technician1134061690
  4. Mercillina AjunwaHome Health Registered Nurse1255025342
  5. Tatiana Alvarez-MelgozaRegistered Nurse1285557678
  6. Venice AngelStudent in an Organized Health Care Education/Training Program1063829398
  7. Erica ArechigaOther Technician1972271377
  8. Mya ArechigaBehavior Technician1265285522
  9. Bree AruffoBehavior Technician1225836851
  10. Evyn ArunBehavior Technician1467285825
  11. Nora AvilaBehavior Technician1245765056
  12. Satish BaldhaPharmacist1265071948
  13. Alexandra BallesterosBehavior Technician1366200438
  14. Alyssa BanegasBehavior Technician1841922887
  15. Jessica BarajasBehavior Technician1245107564
  16. Elizabeth BarkerBehavior Technician1225815384
  17. Tamara BarnesBehavior Technician1265210900
  18. Morgan BarronPharmacist1376917989
  19. Megan Bartholomew, LPCC13966Professional Counselor1710591615
  20. Evelyn BautistaPharmacy Technician1144920984
  21. Cheryl Benitez, M.A.Marriage & Family Therapist1851557516
  22. Tiffany BerlinDental Hygienist1033001375
  23. Andre BernardBehavior Technician1235937723
  24. Sherri BoydOther Technician1124603550
  25. Ashanti Bozeman, RNRegistered Nurse1033670278
  26. Jessica BridenthalBehavior Technician1528892593
  27. Rob Brown, SCHOOL COUNSELINGSchool Counselor1023952322
  28. Maila Bundalian, RNRegistered Nurse1134597321
  29. Lino CabuguasPhysical Therapist1093075921
  30. Joseph-Phillip Calderon, AEMT (TR-C)Intermediate Emergency Medical Technician1407171929
  31. Gissel CardenasBehavior Technician1134968233
  32. Melanie CardenasBehavior Technician1841752912
  33. Roselia CardenasDoula1518822477
  34. Julie Carmean, R.N.Registered Nurse1295922110
  35. Melissa Carmona, M.S., LMFTMarriage & Family Therapist1265809669
  36. Amy Carroll, RNRegistered Nurse1619844388
  37. Sebastian CastanonCounseling Psychologist1134955586
  38. Artyon CelestineBehavior Technician1760361588
  39. Angela Centofranchi, RNPerinatal Registered Nurse1033730551
  40. Juliann ChamberlainOther Technician1124668074
  41. Tayna Chessman, LMMidwife1689453987
  42. Vicki Clavin, RNRegistered Nurse1871705988
  43. Sharon Clay Matemavi, NURSE PRACTITIONERFamily Nurse Practitioner1144213091
  44. Cameron CordleBehavior Technician1003580259
  45. Tracy CrockettAttendant Care Provider1568011807
  46. Stephanie CulpepperOther Technician1033702972
  47. Diana DandreaBehavior Technician1164290474
  48. Keyana DavenportBehavior Technician1710852884
  49. Kellie Davidson, LVNRegistered Nurse1306297601
  50. Tricia DayonOther Technician1023677952

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

Winchester, California appears in the CMS National Plan and Provider Enumeration System with 209 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 Winchester - 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 Winchester 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 Winchester is weighted toward Behavior Technician (47 clinicians, followed by Other Technician with 22 and Registered Nurse with 15). 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, Winchester reports roughly 0.5 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, Addiction (Substance Use Disorder) Counselor is the most prominent one with no provider currently listing a Winchester practice address, a coverage gap Winchester patients typically fill by traveling to a larger nearby hub.

For Winchester 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 Winchester, CA?

There are 209 registered healthcare providers in Winchester, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Winchester?

The most common specialties in Winchester are Behavior Technician, Other Technician, Registered Nurse, Licensed Vocational Nurse, Pharmacist. Behavior Technician has the most providers with 47.

Source: CMS National Plan and Provider Enumeration System (NPPES), file loaded Aug 27, 2026 (NPPES files on CMS.gov). Records are self-reported registrations, not licenses.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.