Physician Profile

Andrew Yen, M.D.

Unclaimed Profile

About Dr. Yen

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Specialty

Internal Medicine (Primary)

Credentials & Licensing

CA licenseA92631
NPI1992781884
NPI issued12/21/2005

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Common questions

What is Andrew Yen's specialty?

Andrew Yen is an internist in Mather, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

Where can I find Andrew Yen?

Andrew Yen is listed at 10535 Hospital Way 111/G, Division of Gastroenterology, Mather, CA 95655. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Andrew Yen?

The number on file is (916) 366-5339. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Andrew Yen's NPI number?

Andrew Yen's National Provider Identifier is 1992781884. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

How long has Andrew Yen been practicing?

Andrew Yen has 21+ years experience. Registered with an NPI since 2005. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Andrew Yen confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Andrew Yen. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.