Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Samuel Yejin Chang

Individual provider Physician Assistant · NPI 1689446825

Samuel Yejin Chang is a Physician Assistant in Vallejo, California. Practices as a sole proprietor and works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2023
Specialties on file
2
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Practice location Address checks out

1310 Club Dr
Vallejo, CA 94592-1187
Phone: (707) 638-5809
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 400 Parnassus Ave Fl 4, San Francisco, CA 94143-2202 — (415) 343-2421

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA68670 (CA)
Physician Assistant Taxonomy 363A00000X

Record details

NPI number1689446825
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedOctober 23, 2023
Last updated in NPPESJuly 15, 2026
Certification dateJuly 15, 2026

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