NPPES file of Aug 9, 2026

Doctors and health care providers in Whittier, CA

2,836 individual NPPES records list a practice address in Whittier, 80th of 812 California cities. The largest group is behavior technician: 272, 10% of the city's records, against 18% across California. Page 56 of 57.

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

The 8 largest groups in Whittier

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

Whittier in California

  • Rank in California80th of 812 cities by records
  • Share of the state0.3% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups19.8% of all records

Compared with California as a whole, Whittier has 19.1× the state's share of speech-language assistant records and 0.50× its share of mental health counselor records.

Providers in Whittier, alphabetically

  1. Christina Wong, MD, MPHFamily Medicine Physician1003068420
  2. Elke Wong, PHARMDPharmacist1063376259
  3. Harrison Wong, DMDDentist1053966705
  4. Jessica Wong, MDRheumatology Physician1437736550
  5. Kirsti WongPharmacist1396021085
  6. Penny Wong, L. ACAcupuncturist1639438625
  7. Michael Woo, BAAddiction (Substance Use Disorder) Counselor1992069322
  8. Sunghwa WooAcupuncturist1538590633
  9. Yoonjoo Woo, LACAcupuncturist1811055312
  10. Ray WoodardSpeech-Language Assistant1104633734
  11. Roger Woodard, MDEmergency Medicine Physician1023054798
  12. Callie Woods, OTR/LPediatric Occupational Therapist1881240596
  13. Kerry Woods, DCChiropractor1588736029
  14. Lee Woods, M.D.Orthopaedic Surgery Physician1407910094
  15. Niambi WoodySpeech-Language Pathologist1477971562
  16. Regina Wormald, RDPediatric Nutrition Registered Dietitian1083856835
  17. Ebony WrightAssistant Behavior Analyst1932978442
  18. Bonita Wright-Scott, LMFTMarriage & Family Therapist1023561081
  19. Brian WuCommunity Health Registered Nurse1619334927
  20. Jeng WuAcupuncturist1548626260
  21. Katherine WuAmbulatory Care Pharmacist1588531271
  22. Kesheng Wu, MDInternal Medicine Physician1932119385
  23. Marian Wu, OTR/LOccupational Therapist1548597594
  24. Nancy Wu, NPFamily Nurse Practitioner1326514084
  25. Yu-Fei Wu, MDPediatric Adolescent Medicine Physician1356554448
  26. Robert Wudrick, MDAnesthesiology Physician1588695340
  27. Kelley Wung, D.C., MSPT, L.AC.Physical Therapist1982811378
  28. Willard WynnCase Manager/Care Coordinator1952708570
  29. Erin Yamanaka-Ramer, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1700568292
  30. Elizabeth YanezBehavior Technician1942892039
  31. Chin Yang, DDSGeneral Practice Dentistry1558428185
  32. Michael Yang, DDSGeneral Practice Dentistry1578035333
  33. Mimi Yang, PA-CRheumatology Physician1659837250
  34. Sabrina Yang, PHARM.D.Pharmacist1265972921
  35. Stephanie Yang, O.D.Optometrist1447602511
  36. Dena YassinStudent in an Organized Health Care Education/Training Program1275497737
  37. Mehran Yazdi, DMD, MPHEndodontics1952509754
  38. Christine Yee, PHARMDPharmacist1669910618
  39. Dennis Yee, PHARM. D.Pharmacist1649166018
  40. Kei-Lwun Yee, MDRheumatology Physician1649859885
  41. Chiao YenFamily Medicine Physician1598022162
  42. Lauren Yi, NPAdult Health Nurse Practitioner1821456377
  43. Sarah Yim, M.S., CCC-SLPSpeech-Language Pathologist1215820816
  44. Jimmy Yip, PHARM.D.Pharmacist1851676993
  45. Norma YoguezMarriage & Family Therapist1396177655
  46. Curtis Yomtob, D.C., D.A.C.B.R.Radiology Chiropractor1447549670
  47. Heather Yoo, MS, PA-CPhysician Assistant1750711487
  48. Christie Yoon, PHARM.D.Pharmacist1912553264
  49. Gerald Yoon, M.D.Urology Physician1477602308
  50. Kyung Ok Yoon, DDSGeneral Practice Dentistry1346339868

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

Whittier, California appears in the CMS National Plan and Provider Enumeration System with 2,836 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 Whittier - 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 Whittier 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 Whittier is weighted toward Behavior Technician (272 clinicians, followed by Clinical Social Worker with 149 and Speech-Language Assistant with 141). 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, Whittier reports roughly 7.3 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.

Of California's most common specialties, Case Manager/Care Coordinator is the most prominent one with no provider currently listing a Whittier practice address, a coverage gap Whittier patients typically fill by traveling to a larger nearby hub.

For Whittier 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 Whittier, CA?

There are 2,836 registered healthcare providers in Whittier, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Whittier?

The most common specialties in Whittier are Behavior Technician, Clinical Social Worker, Speech-Language Assistant, Marriage & Family Therapist, Pharmacist. Behavior Technician has the most providers with 272.

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.