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 21 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. John Hemauer, DCChiropractor1043327422
  2. Ramona HemphillAddiction (Substance Use Disorder) Counselor1720590052
  3. Gloria Henriquez, SPA 2515Speech-Language Assistant1639507346
  4. Tracy HenryAddiction (Substance Use Disorder) Counselor1598479859
  5. Deane HenrysonClinical Social Worker1841324407
  6. Courtney Hentzen, M.D.Emergency Medicine Physician1194103358
  7. Maiying Her, CPNP-PCPediatric Nurse Practitioner1003638198
  8. Abraham HernandezBehavior Technician1861206575
  9. Alexis HernandezBehavior Technician1962116046
  10. Amber HernandezBehavior Analyst1740063866
  11. Andrea HernandezBehavior Technician1063155299
  12. Andrea HernandezBehavior Analyst1548988660
  13. Annelise Hernandez, LMTMassage Therapist1740091321
  14. Ashley HernandezBehavior Analyst1588254635
  15. Ashley HernandezAssistant Behavior Analyst1144948795
  16. Brianna HernandezAssistant Behavior Analyst1134995707
  17. Brittney HernandezBehavior Technician1447992227
  18. Destinie HernandezRehabilitation Practitioner1417618760
  19. Erick HernandezBehavior Technician1447963996
  20. Erickson HernandezMental Health Counselor1285471466
  21. Estella Hernandez, 6680-RAddiction (Substance Use Disorder) Counselor1891156642
  22. Gabriella HernandezBehavior Technician1336925353
  23. Georgine Hernandez, MPTPhysical Therapist1184828824
  24. Ingrid Hernandez, M.D.Gynecology Physician1689970782
  25. Ivane HernandezInterpreter1508656109
  26. Janeth HernandezBehavior Technician1487244091
  27. Jazmin HernandezBehavior Technician1093306987
  28. Jessica HernandezDoula1003782962
  29. Joy HernandezSpecialist1225588593
  30. Karen Hernandez, LCSWClinical Social Worker1639931876
  31. Kenya HernandezBehavior Analyst1801589098
  32. Margilane HernandezCommunity Health Registered Nurse1851759153
  33. Michelle Hernandez, MFTMarriage & Family Therapist1447393038
  34. Monica HernandezBehavior Technician1841915758
  35. Nabi HernandezBehavior Technician1427940923
  36. Nychele Hernandez, PA-CPhysician Assistant1497283618
  37. Ricardo Hernandez, CERTIFIED COUNSELORCounselor1811455132
  38. Samuel HernandezBehavior Technician1467300418
  39. Sharon HernandezPsychiatric/Mental Health Nurse Practitioner1891538187
  40. Tara Hernandez, LMFTMarriage & Family Therapist1295922680
  41. Vanessa HernandezBehavior Technician1588488902
  42. Esther Herrera, FNP-CFamily Nurse Practitioner1700523990
  43. Ileana HerreraBehavior Technician1750970570
  44. Kaily HerreraBehavior Analyst1073290243
  45. Madison HerreraStudent in an Organized Health Care Education/Training Program1649134115
  46. Valerie Herrera, RNRegistered Nurse1942166756
  47. Michel HesiaFamily Nurse Practitioner1255280327
  48. Natalie HidyPhysical Therapist1467997700
  49. Carla Higbee, FNPNurse Practitioner1225076763
  50. Madison HiggerOccupational Therapist1780577676

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.