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 16 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. Yong Chung, M,D,Anesthesiology Physician1881625135
  2. Robelle ChurchMarriage & Family Therapist1649693763
  3. Keyry Cid, SLPASpeech-Language Assistant1215734702
  4. Adrian CincisRehabilitation Practitioner1609202985
  5. Michael CirilloAddiction (Substance Use Disorder) Counselor1568223287
  6. Maria Cristina Cisneros, DMD, MSDentist1194398032
  7. Gina Clark, ACSWSocial Worker1871732412
  8. Jeffrey Clark, ODOptometrist1053574657
  9. Kennyae ClarkBehavior Technician1457070724
  10. Kimberly ClarkAddiction (Substance Use Disorder) Counselor1942027230
  11. Lacey Clark, LCSWClinical Social Worker1194446039
  12. Mavis ClarkCommunity Health Worker1942471537
  13. Ronesha ClarkAttendant Care Provider1285568261
  14. Samantha ClarkClinical Social Worker1669322095
  15. Stephanie ClarkMarriage & Family Therapist1033621768
  16. Terence ClarkAddiction (Substance Use Disorder) Counselor1023775624
  17. Patricia Clarke, SLPSpeech-Language Pathologist1770820276
  18. Keith ClarksonBehavior Technician1881386068
  19. Leslie ClarksonCommunity Health Worker1437984713
  20. Alyssa ClaudioBehavior Technician1356926182
  21. Jenna ClaudioBehavior Technician1093390841
  22. Angela ClayborneCounselor1770290892
  23. Shauna Clayter, RBTBehavior Technician1568296374
  24. Maria ClemensSchool Social Worker1801105747
  25. Dellaynnah Cleveland, ACSWCounselor1669972162
  26. Tramel ClipperBehavior Analyst1801360847
  27. Lina CloughStudent in an Organized Health Care Education/Training Program1093440943
  28. Lawrence CoatesPh.D. Medical Genetics1366590986
  29. Laura CobbRehabilitation Practitioner1770606774
  30. Savannah Cobb SobaihBehavior Technician1649089913
  31. Edgar CobosCase Manager/Care Coordinator1275990533
  32. Raymond CodyCase Manager/Care Coordinator1285458026
  33. Raquel CoenCommunity Health Worker1487164570
  34. Lori CoffeyAddiction (Substance Use Disorder) Counselor1730661869
  35. James CohenDay Training/Habilitation Specialist1154604601
  36. Lamonte CokeMarriage & Family Therapist1730211020
  37. Guyton ColantuonoCase Manager/Care Coordinator1114046620
  38. Chasity ColeDay Training/Habilitation Specialist1386367043
  39. David ColeCase Manager/Care Coordinator1841474368
  40. James ColeRehabilitation Practitioner1982851150
  41. Lester ColePeer Specialist1356861231
  42. Myron ColeClinical Exercise Physiologist1497014864
  43. Michelle ColemanCounseling Psychologist1235795873
  44. Tene Coleman, BA, MSW INTERNStudent in an Organized Health Care Education/Training Program1497502025
  45. De'Nean Coleman-Carew, PH.D.Psychologist1720413560
  46. Ashley ColindresBehavior Technician1306788757
  47. Alondra CollierBehavior Technician1023977543
  48. Michelle CollierCase Manager/Care Coordinator1679192157
  49. Riley CollinsMarriage & Family Therapist1801260294
  50. Sara CollinsCase Manager/Care Coordinator1053969840

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.