Physician Profile

Jinsun Choi, M.D.

Unclaimed Profile

About Dr. Choi

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Specialty

Endocrinology, Diabetes & Metabolism (Primary)

Credentials & Licensing

CA licenseA110962
NPI1538310131
NPI issued10/01/2008

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 May 2025
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 Jinsun Choi?

Jinsun Choi is an endocrinologist in North Tustin, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Endocrinology, Diabetes & Metabolism”.

NPI registry

What is Jinsun Choi's address?

Jinsun Choi is listed at 12231 Newport Ave, North Tustin, CA 92705. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How can I make an appointment with Jinsun Choi?

The number on file is (949) 441-2164. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for Jinsun Choi?

Jinsun Choi's National Provider Identifier is 1538310131. 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 Jinsun Choi have?

Jinsun Choi has 18+ years experience. Registered with an NPI since 2008. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.

NPI registry

Is Jinsun Choi's profile verified?

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