NPPES file of Aug 9, 2026

Doctors and health care providers in West Covina, CA

2,450 individual NPPES records list a practice address in West Covina, 94th of 812 California cities. The largest group is behavior technician: 820, 33% of the city's records, against 18% across California. Page 17 of 49.

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

The 8 largest groups in West Covina

Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.

West Covina in California

  • Rank in California94th of 812 cities by records
  • Share of the state0.3% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups41% of all records

Compared with California as a whole, West Covina has 4.9× the state's share of speech-language assistant records and 0.37× its share of mental health counselor records.

Providers in West Covina, alphabetically

  1. Valentina GonzalezBehavior Technician1811798846
  2. Valeria GonzalezStudent in an Organized Health Care Education/Training Program1760303804
  3. Valerie GonzalezBehavior Technician1346831559
  4. Vanessa Gonzalez, ODOptometrist1235842683
  5. Veronica Gonzalez, M.S.Marriage & Family Therapist1841542677
  6. Yizel GonzalezBehavior Technician1093440125
  7. Tracy GosnellLicensed Vocational Nurse1316334725
  8. Miguel GracianoCounselor1982735700
  9. Staci GrahamPsychologist1851626881
  10. David GranadosRehabilitation Practitioner1356483499
  11. Jeffrey-Jonathan Granados, O.D.Optometrist1639566078
  12. Melissa GranadosBehavior Technician1093380628
  13. Selena Granados, PSY.D.Psychologist1730314428
  14. Beth Grant, LCSWClinical Social Worker1164129359
  15. Lianna Greer, ATCAthletic Trainer1093863391
  16. Christopher GriegoSpeech-Language Assistant1518630938
  17. Kelsey Griffin, RDN, LDN, CNSCRegistered Dietitian1841928074
  18. Jaelin GriffithsSocial Worker1629620620
  19. Michael Grisanti, M.D.Obstetrics & Gynecology Physician1689771560
  20. Gerald Grossman, M.D.Diagnostic Radiology Physician1073561098
  21. Ralph GuangcoRegistered Nurse1750754040
  22. Anai GuerraBehavior Technician1669356549
  23. Edgar Guerrero, M.D.Anesthesiology Physician1326125659
  24. Edward Guerrero, LCSWClinical Social Worker1760921100
  25. Natalie Guerrero, BARehabilitation Practitioner1740432426
  26. Noel Guevara, MSW, LCSWClinical Social Worker1225229867
  27. Jessica Guevara-Galan, BSN,MSN, WHNPWomen's Health Nurse Practitioner1558728717
  28. Brigida Guevara-Rebueno, M.D.,General Practice Physician1750329298
  29. Alejandra GuillenSpeech-Language Assistant1265199079
  30. Isabel GuillenBehavior Technician1588240865
  31. Blake Guirguis, MSWRehabilitation Practitioner1275827438
  32. Hester GunadiCritical Care Medicine Registered Nurse1194135145
  33. Rajah Gunawardana, MDAnesthesiology Physician1528172657
  34. Sisira Gunawardane, M.D.Family Medicine Physician1992994826
  35. Emma Gunn-DuncanBehavior Technician1851086417
  36. Gary Guo, M.D.Hospitalist Physician1144573288
  37. Richard Shuang Feng Guo, BCBABehavior Analyst1831863521
  38. Anil Gupta, MDInternal Medicine Physician1538182407
  39. Maria Gurrola-CabreraMarriage & Family Therapist1679074843
  40. Amanda GutierrezBehavior Technician1932865979
  41. Ana Gutierrez, MSWClinical Social Worker1942330527
  42. Cindy Gutierrez, COTA/LOccupational Therapy Assistant1457085003
  43. Mona GutierrezBehavior Technician1972447985
  44. Rosemary GutierrezLicensed Psychiatric Technician1588275283
  45. Bryant Gutierrez DiazBehavior Technician1467152736
  46. Arlene Guzman, LCSWMental Health Counselor1760851752
  47. Daniel Guzman, LCSWClinical Social Worker1326294679
  48. Manuel Guzman, D.C.Chiropractor1407260185
  49. Noe GuzmanBehavior Technician1578382909
  50. Stephany GuzmanBehavior Technician1891630737

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

West Covina, California appears in the CMS National Plan and Provider Enumeration System with 2,450 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 West Covina - 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 West Covina 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 West Covina is weighted toward Behavior Technician (820 clinicians, followed by Marriage & Family Therapist with 112 and Clinical Social Worker with 72). 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, West Covina reports roughly 6.3 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.

For West Covina 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 West Covina, CA?

There are 2,450 registered healthcare providers in West Covina, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in West Covina?

The most common specialties in West Covina are Behavior Technician, Marriage & Family Therapist, Clinical Social Worker, Family Medicine Physician, Pharmacist. Behavior Technician has the most providers with 820.

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.