Physician Profile

Yun Sok Choi, MD

Unclaimed Profile

About Dr. Choi

Yun Sok Choi, MD is a healthcare provider in Walnut Creek, CA specializing in anesthesiology. This provider record is associated with NPI 1669527164.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Anesthesiology (Primary)

Credentials & Licensing

CA · Physician and Surgeon GMedical Board of California
No. 75578CurrentExpires Feb 2028Since 1992
NPINational Provider Identifier
1669527164Issued 2007

Snapshot · verify with the board ↗

Medicare information

Medicare opt-outNo
Can order and refer in MedicareYes

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 kind of doctor is Dr. Choi?

Dr. Choi is an anesthesiologist in Walnut Creek, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Anesthesiology”.

NPI registry

What is Dr. Choi's address?

Dr. Choi is listed at 1601 Ygnacio Valley Rd, Walnut Creek, CA 94598. 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. Choi?

The number on file is (925) 939-3000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Choi's NPI number?

Dr. Choi's National Provider Identifier is 1669527164. 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. Choi been practicing?

Dr. Choi has 19+ years experience. Registered with an NPI since 2007. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Has Dr. Choi confirmed this information?

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

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