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 25 of 49.

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

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

The 8 largest groups in West Covina

  1. Behavior Technician820
  2. Marriage & Family Therapist112
  3. Clinical Social Worker72
  4. Family Medicine Physician69
  5. Pharmacist69
  6. Dentist66
  7. Behavior Analyst66
  8. Family Nurse Practitioner62

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. Anna Leung, M.D.Maternal & Fetal Medicine Physician1861580524
  2. Benjamin Leung, DDSOral & Maxillofacial Surgery (D.M.D.)1316612518
  3. Antoinette Levier, FNP-BCFamily Nurse Practitioner1912502469
  4. Sharon-Jean LevittBehavior Analyst1598226177
  5. Constance Lew, OTDOccupational Therapist1023738564
  6. Danette LewClinical Social Worker1730211780
  7. Melissa Lew, DOFamily Medicine Physician1184039661
  8. Holly LewisonBehavior Technician1427712553
  9. Christy Li, NURSE PRACTITIONERAdult Medicine Physician1013805027
  10. Cuiping LiStudent in an Organized Health Care Education/Training Program1720697675
  11. Jennifer LiPharmacist1265970271
  12. Jun Li, DDS FAGDDentist1588830228
  13. Sheng LiStudent in an Organized Health Care Education/Training Program1093366510
  14. Siqi LiMassage Therapist1851110068
  15. Gina LiangMedical Physician Assistant1083126403
  16. Howard Liang, DDSEndodontics1548414147
  17. Jake LiangStudent in an Organized Health Care Education/Training Program1366291486
  18. Laramie Liang, OTROccupational Therapist1861600637
  19. Sammi LiangBehavior Technician1366248999
  20. Chun Yao Liao, D.D.S.General Practice Dentistry1265659122
  21. Lauren Marie Liddle, AMFTMarriage & Family Therapist1033036538
  22. Hui Liew, AMFTMarriage & Family Therapist1174344733
  23. Michelle LilloMarriage & Family Therapist1194146878
  24. Alice Lim, D.D.SGeneral Practice Dentistry1376702167
  25. Holly Lim, M.D.Pediatrics Physician1447273149
  26. Ping Lim, MDInternal Medicine Physician1851408009
  27. Esmeralda Lima-LuaBehavior Technician1033811096
  28. Raymond Limansky, M.D.Specialist1295847929
  29. Jesse LimonOccupational Therapy Assistant1346785078
  30. Corinna LinStudent in an Organized Health Care Education/Training Program1629962691
  31. James Lin, M.D.Vascular & Interventional Radiology Physician1255423489
  32. Jeannie Lin, MDEndocrinology, Diabetes & Metabolism Physician1306870050
  33. Joseph Lin, M.D.Ophthalmology Physician1346404340
  34. Jung Hsuan (marisa) LinPhysical Therapist1154077683
  35. Wen- Pin Lin, DDSGeneral Practice Dentistry1124078126
  36. Jessica LinaresBehavior Technician1295433795
  37. John Lindberg, M.D.Physical Medicine & Rehabilitation Physician1174681050
  38. Darrick LinenbergerAthletic Trainer1801920293
  39. Rick LintonAddiction (Substance Use Disorder) Counselor1194010934
  40. Jason LiouBehavior Technician1902582778
  41. Cynthia LiraCounselor1326476250
  42. Iris LiuBehavior Analyst1902457476
  43. Jiandong Liu, MDInternal Medicine Physician1649238130
  44. Joseph Liu, DDSGeneral Practice Dentistry1750504478
  45. Kelvin Liu, MSN, FNPFamily Nurse Practitioner1659856888
  46. Meryl Francine LiuGeneral Practice Dentistry1669994588
  47. Peter Liu, D.D.SGeneral Practice Dentistry1245244417
  48. Peter LiuRegistered Nurse1275109910
  49. Qian LiuBehavior Technician1417846262
  50. Stephanie Jung Liu, D.D.S.Dentist1912023672

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.