NPPES file of Aug 9, 2026

Doctors and health care providers in Vista, CA

2,017 individual NPPES records list a practice address in Vista, 111th of 812 California cities. The largest group is behavior technician: 170, 8% of the city's records, against 18% across California. Page 37 of 41.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Vista in California

  • Rank in California111th of 812 cities by records
  • Share of the state0.2% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups21.6% of all records

Compared with California as a whole, Vista has 3.3× the state's share of professional counselor records and 0.28× its share of student in an organized health care education/training program records.

Providers in Vista, alphabetically

  1. Robert Thomas, BACHELORSBehavior Technician1962289934
  2. Kate Thompson, LMFTMarriage & Family Therapist1750920492
  3. Kathleen Thompson, LCSWCase Manager/Care Coordinator1588968366
  4. Marilyn Thompson, PHYSICAL THERAPISTPhysical Therapist1164745287
  5. Angeline Thomson, MA, LMFTMarriage & Family Therapist1043578057
  6. Natalie ThrelfallRehabilitation Practitioner1235796749
  7. Eric Thuen, D.P.M.Foot & Ankle Surgery Podiatrist1306932892
  8. Amanda ThurmanMental Health Counselor1801726922
  9. Cara Tierrez, RNRegistered Nurse1104567700
  10. Kilauni TillettCounselor1437617388
  11. Gregory TogstadAddiction (Substance Use Disorder) Counselor1477475010
  12. Jamie Tokubo, L.AC,MSTOMAcupuncturist1669516381
  13. Karla Tokusato, RASAddiction (Substance Use Disorder) Counselor1861744302
  14. May Tom, M.P.H., R.D.Registered Dietitian1609288497
  15. Anthony Tomicich, J.D., NBC-HISHearing Instrument Specialist1538349980
  16. Dana Tomkins, COTA/LOccupational Therapy Assistant1992343495
  17. Patricia Tompkins, NPAdult Health Nurse Practitioner1891961488
  18. Kelli Toole, LCSWClinical Social Worker1972190783
  19. Samantha Torpey, MSW, ACSWClinical Social Worker1356959290
  20. Elizabeth TorresOccupational Therapy Assistant1417664186
  21. Jennifer Torres, MSW, ASWSocial Worker1679995831
  22. Nuvia TorresDental Hygienist1962941294
  23. Kristofer Tosczak, DCChiropractor1447321880
  24. Melissa Tosczak, DCChiropractor1801963632
  25. Christina TossellSpeech-Language Pathologist1982487500
  26. Sara Tousi, LCSWClinical Social Worker1508427899
  27. Michael Townsend, RADT-1Peer Specialist1194229278
  28. Korinne TownsonBehavior Technician1770171779
  29. Dao Tran, D.OFamily Medicine Physician1659771368
  30. Lan Tran, PHARM.D.Pharmacist1679911739
  31. Mai-Hue Tran, PHARMDPharmacist1740500404
  32. Michael Tran, O.D.Optometrist1790137529
  33. Patricia Tran, CCC-SLPSpeech-Language Pathologist1851174106
  34. Paula TranPharmacist1528427309
  35. Taylor Tran, LMFTMarriage & Family Therapist1215273479
  36. Thao Tran, O.D.Low Vision Rehabilitation Optometrist1962581421
  37. Trushna Tran, M.D.Family Medicine Physician1528403185
  38. Caitlin TraversCounselor1760632905
  39. Diana Trevino, MAMarriage & Family Therapist1235261850
  40. Tenette Trevino, D.D.S.General Practice Dentistry1467583674
  41. Amy Trimble, M.A., LMFTMarriage & Family Therapist1598876542
  42. Christina Trinh, ODOptometrist1053738484
  43. Zen TrinhPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1629609557
  44. Maria TrinidadPeer Specialist1679401608
  45. Carol Trippitelli, M.D.Psychiatry Physician1396040218
  46. Luis TrocheDental Hygienist1992225528
  47. Susan Trueblood, PSY. D.Marriage & Family Therapist1598045718
  48. Annabel TruongStudent in an Organized Health Care Education/Training Program1942144829
  49. Christine Truong, ODOptometrist1538296322
  50. Diana Tsai, DPTPhysical Therapist1881142651

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

Vista, California appears in the CMS National Plan and Provider Enumeration System with 2,017 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 Vista - 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 Vista 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 Vista is weighted toward Behavior Technician (170 clinicians, followed by Addiction (Substance Use Disorder) Counselor with 133 and Marriage & Family Therapist with 132). 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, Vista reports roughly 5.2 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, Behavior Analyst is the most prominent one with no provider currently listing a Vista practice address, a coverage gap Vista patients typically fill by traveling to a larger nearby hub.

For Vista 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 Vista, CA?

There are 2,017 registered healthcare providers in Vista, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Vista?

The most common specialties in Vista are Behavior Technician, Addiction (Substance Use Disorder) Counselor, Marriage & Family Therapist, Clinical Social Worker, Mental Health Counselor. Behavior Technician has the most providers with 170.

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.