Physician Profile

Ai Chien, M.D.

Unclaimed Profile

About Dr. Chien

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Specialty

Occupational Medicine (Primary)

Credentials & Licensing

CA licenseA150820
NPI1316301138
NPI issued04/07/2016

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 Ai Chien's specialty?

Ai Chien is an occupational medicine in San Francisco, CA. That is the designation recorded for this NPI in the federal registry.

NPI registry

Where can I find Ai Chien?

Ai Chien is listed at Castro & Duboce Streets South Tower, Suite 160-A, San Francisco, CA 94114. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Ai Chien?

The number on file is (415) 600-5200. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Ai Chien's NPI number?

Ai Chien's National Provider Identifier is 1316301138. 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 Ai Chien been practicing?

Ai Chien has 10+ years experience. Registered with an NPI since 2016. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Ai Chien confirmed this information?

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