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 26 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. Karen Lizaola RiveraAddiction (Substance Use Disorder) Counselor1235787128
  2. Liann LlanosMarriage & Family Therapist1144043571
  3. Angelina LoaSpeech-Language Assistant1376176388
  4. Naomi LoboBehavior Technician1821965740
  5. Nicolas LoeraMental Health Occupational Therapist1053889485
  6. Sandra LoeraMarriage & Family Therapist1952574790
  7. Chinell LoftonRehabilitation Practitioner1720316748
  8. Phoebe LohBehavior Technician1861178956
  9. Alba LomeliLicensed Vocational Nurse1073996435
  10. Amber Lomeli-MoralesBehavior Technician1043950827
  11. Imani LongFamily Psychologist1053174201
  12. Pui Chun LoomisMental Health Counselor1295203719
  13. Arley LopezBehavior Analyst1558948935
  14. Audrey LopezBehavior Technician1336728617
  15. Brittny LopezBehavior Technician1962102236
  16. Caitlin Lopez, LPTLicensed Psychiatric Technician1063935567
  17. Eduardo LopezBehavior Technician1487233862
  18. Eric LopezBehavior Technician1285434464
  19. Irma LopezMarriage & Family Therapist1265564223
  20. Jack Lopez, BCBABehavior Analyst1740827195
  21. Lawrence LopezBehavior Technician1205636487
  22. Leticia LopezBehavior Technician1023943438
  23. Sidney Lopez, MDStudent in an Organized Health Care Education/Training Program1811820152
  24. Valerie LopezSpeech-Language Assistant1073353322
  25. Abraham Lopez Jr.Behavior Technician1982360434
  26. Vicenta Lopez MateoClinical Social Worker1992352496
  27. Cindy Lopez MerinoBehavior Technician1427721240
  28. Mayra Lopez SalinasBehavior Technician1235814633
  29. Christa Lopez-OrtizRehabilitation Practitioner1902271133
  30. Mariam Lora VillalpandoBehavior Technician1134089873
  31. Laynie LoringBehavior Technician1942144969
  32. Joslyn Losorelli, P.TLicensed Psychiatric Technician1700032240
  33. Samantha LozaBehavior Technician1699475574
  34. Julie Lu, B.ASpeech-Language Assistant1528546546
  35. Phong Lu, DDSGeneral Practice Dentistry1609986686
  36. Mary Lua, DDSDentist1518304062
  37. Michael Lua, DDSDentist1407275431
  38. Suleyma LucasBehavior Technician1255129508
  39. Nelie Lucero-Aguirre, CERTIFIED WOUND SPECFamily Nurse Practitioner1750602827
  40. Alex LugoBehavior Technician1306545546
  41. Carlos Lugo, M.D.Orthopaedic Surgery Physician1740226828
  42. Erika Lugo, PPSSchool Counselor1215821871
  43. Johanna LugoBehavior Technician1225742851
  44. Ashley LujanBehavior Technician1760177323
  45. Tong Luong, MSNNurse Practitioner1154839645
  46. Julie Luu, FNP-CFamily Nurse Practitioner1225660939
  47. Maggie LuuBehavior Technician1275284275
  48. Tiana LuuBehavior Technician1326888512
  49. Tiffany LuuBehavior Technician1255167219
  50. Zelda Luu, OTR/LOccupational Therapist1689272858

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.