Individual provider · Type 1 NPI

Geoffrey Yuk Fung Tsoi, DO

Family Medicine Physician · Lancaster, CA

NPI number 1497100606 Active

Practice location

43322 Gingham Ave
Lancaster, CA 93535-4576

Call (661) 874-4050 Map

Other practice locations

  • 333 1st St Ste A, San Francisco, CA 94105-2661 · (888) 803-3370
  • 156 William St Rm 303, New York, NY 10038-5307 · (888) 803-3370
  • 415 N Crescent Dr Ste 320, Beverly Hills, CA 90210-6813 · (888) 803-3370

Specialties and licenses

TaxonomyCodeLicense
Family Medicine Physician Primary 207Q00000X20A17304 (CA)
Family Medicine Physician 207Q00000X341148 (NY)

Family Medicine Physician: Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

38 other providers at this address

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About NPI 1497100606

Geoffrey Yuk Fung Tsoi, DO's National Provider Identifier is 1497100606, issued on Apr 26, 2016. The primary taxonomy on file is Family Medicine Physician (207Q00000X), and the practice location is in Lancaster, CA. The record was last updated on Mar 19, 2026.