Provider Profile

Diana Yan, OD

Unclaimed Profile

About Dr. Yan

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Specialty

Optometrist (Primary)

Credentials & Licensing

CA license33979TLG
NPI1417433582
NPI issued07/12/2018

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 kind of doctor is Dr. Yan?

Dr. Yan is an optometrist in Irvine, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

What is Dr. Yan's address?

Dr. Yan is listed at 15333 Culver Dr Ste 690, Irvine, CA 92604. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Dr. Yan?

The number on file is (949) 552-4271. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Yan's NPI number?

Dr. Yan's National Provider Identifier is 1417433582. 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 Dr. Yan been practicing?

Dr. Yan has 8+ years experience. Registered with an NPI since 2018. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Dr. Yan confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Yan. 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.