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Physician Profile

Gregory M. Tiao, MD

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Where to find Gregory M. Tiao, MD

About Dr. Tiao

Gregory M. Tiao, MD practices surgery in Palo Alto, CA. Gregory is a 1990 graduate of University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb). Gregory is also listed as specializing in transplant surgery and pediatric surgery. The provider's National Provider Identifier (NPI) is 1083794036.

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

Specialty

Surgery (Primary)
Pediatric Surgery (Additional)

Credentials & Licensing

CA · Physician and Surgeon GMedical Board of California
No. 84888CurrentExpires Feb 2028Since 2025
IN licenceAs reported to the NPI registry
No. 01081810AAs reported
KY licenceAs reported to the NPI registry
No. 52167As reported
OH licenceAs reported to the NPI registry
No. 35.065006As reported
NPINational Provider Identifier
1083794036Issued 2006

Snapshot · verify with the board ↗

Medicare information

Accepts Medicare assignmentYes
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. Tiao?

Dr. Tiao is a general surgeon in Palo Alto, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Surgery”.

NPI registry

What is Dr. Tiao's address?

Dr. Tiao is listed at 725 Welch Rd, Palo Alto, CA 94304. 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. Tiao?

The number on file is (650) 497-8000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Tiao's NPI number?

Dr. Tiao's National Provider Identifier is 1083794036. 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

Where did Dr. Tiao train?

Dr. Tiao attended University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb), graduating in 1990. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Tiao been practicing?

Dr. Tiao has 36 years experience. Calculated from a graduation year of 1990, reported in the CMS National Downloadable File.

CMS public data

Has Dr. Tiao confirmed this information?

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

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Guide.md listings do not constitute medical advice or an endorsement.