NPPES file of Aug 9, 2026

Doctors and health care providers in Lancaster, CA

4,273 individual NPPES records list a practice address in Lancaster, 49th of 812 California cities. The largest group is behavior technician: 436, 10% of the city's records, against 18% across California. Page 18 of 86.

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).

Lancaster in California

  • Rank in California49th of 812 cities by records
  • Share of the state0.4% of California's records
  • Specialties present25 or more taxonomy codes
  • Top three groups24.6% of all records

Compared with California as a whole, Lancaster has 4.5× the state's share of peer specialist records and 0.56× its share of physical therapist records.

Providers in Lancaster, alphabetically

  1. David CortesRehabilitation Practitioner1174696173
  2. Alexus CortezCase Manager/Care Coordinator1902783582
  3. April-Julia CortezBehavior Technician1033925227
  4. Daniela CortezClinical Social Worker1801718085
  5. Nicole CortezBehavior Technician1548115348
  6. Tamara CosioCase Manager/Care Coordinator1225775273
  7. Azize Coskun, LMFTMarriage & Family Therapist1083745194
  8. Adriana Costa, PTAPhysical Therapy Assistant1609335280
  9. Michael CostaBehavior Analyst1528422680
  10. Chad CostelloSocial Worker1205435815
  11. Leslie CoteDay Training/Habilitation Specialist1043984719
  12. Jessica CotoMarriage & Family Therapist1659749521
  13. Panayiota Courelli, PH.D.Clinical Psychologist1992075907
  14. Basilia CoutcherBehavior Technician1356974141
  15. Cenorina CovarrubiasStudent in an Organized Health Care Education/Training Program1790505642
  16. Bradley Cowen, PTAPhysical Therapy Assistant1225427594
  17. Stanley Cowen, M.D.Surgery Physician1619091931
  18. Melissa CowieCommunity Health Worker1841982840
  19. Brittany CoxCommunity Health Worker1114437209
  20. Karen Coy, PH.D.Psychologist1215036082
  21. Souk Craft, RNAmbulatory Care Registered Nurse1043922693
  22. Glyn CramptonPsychiatric/Mental Health Registered Nurse1427994011
  23. Michelle Crance, RADTAddiction (Substance Use Disorder) Counselor1407566581
  24. Lafay CrawfordRehabilitation Practitioner1700349412
  25. Melissa CrawfordBehavior Technician1215658794
  26. Tina Crawford, COUNSELOR ADDICTIONAddiction (Substance Use Disorder) Counselor1306481163
  27. Laura Criado-Verde, LMFTMarriage & Family Therapist1700292257
  28. Dorneisha CrockettBehavior Technician1417790775
  29. Jennifer CrockettMarriage & Family Therapist1508102146
  30. Cheryl Cronk, PTPhysical Therapist1851376933
  31. William Croom, M.D.Orthopaedic Surgery Physician1255752648
  32. Wade Crowell, RADTAddiction (Substance Use Disorder) Counselor1609744952
  33. Dajah CrowfieldStudent in an Organized Health Care Education/Training Program1336921188
  34. Brianna CrumBehavior Technician1568104768
  35. Ranae CrumAddiction (Substance Use Disorder) Counselor1831309277
  36. Amy CrumbStudent in an Organized Health Care Education/Training Program1235532920
  37. Karen CrutchfieldLicensed Vocational Nurse1831630722
  38. Alejandra CruzBehavior Technician1497328876
  39. Crystal CruzPeer Specialist1285331926
  40. Elijah Cruz, RBTBehavior Technician1639920580
  41. Eloy Cruz, COUNSELORPeer Specialist1073060554
  42. Heidy CruzCase Manager/Care Coordinator1417589631
  43. Kassandra CruzBehavior Technician1164135596
  44. Maria CruzAttendant Care Provider1245167360
  45. Norma CruzRegistered Nurse1790463792
  46. Stephanie CruzClinical Social Worker1700519139
  47. Veronica CruzStudent in an Organized Health Care Education/Training Program1144008574
  48. Erik Cruz Rubalcava, AU.D.Audiologist1487540027
  49. Kimberly Cruz-Lopez, RBTBehavior Technician1164273884
  50. Mario Cruz-MartinezMarriage & Family Therapist1790083707

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

Lancaster, California appears in the CMS National Plan and Provider Enumeration System with 4,273 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 Lancaster - 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 Lancaster 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 Lancaster is weighted toward Behavior Technician (436 clinicians, followed by Marriage & Family Therapist with 331 and Addiction (Substance Use Disorder) Counselor with 283). 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, Lancaster reports roughly 11 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 Lancaster 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 Lancaster, CA?

There are 4,273 registered healthcare providers in Lancaster, CA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Lancaster?

The most common specialties in Lancaster are Behavior Technician, Marriage & Family Therapist, Addiction (Substance Use Disorder) Counselor, Case Manager/Care Coordinator, Clinical Social Worker. Behavior Technician has the most providers with 436.

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.