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 70 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. Randy SanchezBehavior Technician1043937501
  2. Stephanie SanchezBehavior Technician1073072377
  3. Stephanie Sanchez, RNRegistered Nurse1477134633
  4. Vicky SanchezRehabilitation Practitioner1427559657
  5. Wendy SanchezMarriage & Family Therapist1841620069
  6. Maria Sanchez VirgenBehavior Technician1982315560
  7. Brenda Sanchez-Orozco, LMFTMarriage & Family Therapist1407096399
  8. Kerry Sander, D.C.Chiropractor1770725558
  9. Audrei SandersBehavior Technician1316730708
  10. Nicole Sanders, M.S.Rehabilitation Practitioner1932394004
  11. Vanessa Sanderson, DDSDentist1972783868
  12. Maria Cristina SandhuAmbulatory Care Registered Nurse1891217287
  13. Shawn SandmanStudent in an Organized Health Care Education/Training Program1386033769
  14. Brandon SandovalBehavior Technician1649922170
  15. Bryanna SandovalBehavior Technician1396452645
  16. Cassandra SandovalBehavior Technician1083314710
  17. Denise SandovalBehavior Technician1790641462
  18. Esmeralda SandovalAssistant Behavior Analyst1134062078
  19. Isabella SandovalCase Manager/Care Coordinator1598422941
  20. Jessenia Sandoval, BSCase Manager/Care Coordinator1184045569
  21. Marvin SandovalRehabilitation Practitioner1336842525
  22. Paula Sandoval, RN, MSN-FNPFamily Nurse Practitioner1588065627
  23. Hitaji SanfordPharmacist1144795329
  24. Sophia SanfordCase Manager/Care Coordinator1235708538
  25. Yvonne Sannes, PHNCase Management Registered Nurse1871771246
  26. Raul SansoresCommunity Health Worker1326750779
  27. Monika SantamariaAddiction (Substance Use Disorder) Counselor1265829386
  28. Shannon SantamariaDoula1093005951
  29. Brenda SantanaRehabilitation Practitioner1558841262
  30. Patricia Santana, MSMarriage & Family Therapist1386785897
  31. Victoria SantanaDay Training/Habilitation Specialist1033617030
  32. Elena Santellan, LCSWClinical Social Worker1558818427
  33. Emani SantiagoRehabilitation Practitioner1619621885
  34. Isabel Maria SantiagoCommunity Health Worker1295599660
  35. Chantel SantosBehavior Technician1598639148
  36. Fatima SantosHome Health Aide1306549217
  37. Ovahn SantosBehavior Technician1982303913
  38. Elisa Santoyo, NONEBehavior Technician1992494926
  39. Mary Saputo, NPEmergency Medicine Physician1619928256
  40. Cindy Sarabia, B.S.Case Manager/Care Coordinator1003273541
  41. Sandra SaraviaDental Assistant1043556665
  42. Lusine Sarkisian, B.A. MFT/PCC TRANIEEStudent in an Organized Health Care Education/Training Program1982174157
  43. Syuzi Sarksian, M. S. W.Clinical Social Worker1891150124
  44. Nicole Sarmiento Hamamoto, DDSDentist1083266035
  45. John Sasaki, M.D.Pediatrics Physician1124079165
  46. Kiefer SawaPharmacist1861375156
  47. Brittney ScaggsCase Manager/Care Coordinator1891210274
  48. Kyle Scates, LCSWClinical Social Worker1821512567
  49. Hanika Schaare-FosterMarriage & Family Therapist1881048288
  50. Christopher Schadt, PSYDClinical Psychologist1952933517

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.