Individual provider · Type 1 NPI

Nelson Yoium-Tsiu Chang, MD

Family Medicine Physician · Tracy, CA

NPI number 1689316648 Active

Practice location

2151 W Grant Line Rd
Tracy, CA 95377-7309

Call (209) 373-2816 Map

Fax (209) 373-2873

Specialties and licenses

TaxonomyCodeLicense
Family Medicine Physician Primary 207Q00000XA190393 (CA)

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.

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About NPI 1689316648

Nelson Yoium-Tsiu Chang, MD's National Provider Identifier is 1689316648, issued on Apr 11, 2022. The primary taxonomy on file is Family Medicine Physician (207Q00000X), and the practice location is in Tracy, CA. The record was last updated on May 27, 2026.