Provider Profile

Tiantian Yan, LMHC

Unclaimed Profile

About Tiantian Yan

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Specialty

Mental Health Counselor (Primary)

Credentials & Licensing

WA licenseMHC.LH.70066451
NPI1235810763
NPI issued07/27/2023

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.

Medicare information

Medicare opt-outYes, since February 2026

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is Tiantian Yan's specialty?

Tiantian Yan is a mental health counselor in Woodinville, WA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Tiantian Yan?

Tiantian Yan is listed at 17330 135Th Ave Ne Ste 2B, Woodinville, WA 98072. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Tiantian Yan?

The number on file is (425) 998-9769. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Tiantian Yan?

Tiantian Yan's National Provider Identifier is 1235810763. 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 much experience does Tiantian Yan have?

Tiantian Yan has 3+ years experience. Registered with an NPI since 2023. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Tiantian Yan's profile verified?

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