What is Amy Tsai's NPI number?

Amy Tsai's National Provider Identifier (NPI) is 1063161172, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Amy Tsai's specialty?

Amy Tsai is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).

Where is Amy Tsai located?

Amy Tsai's practice location on file with NPPES is 300 Pasteur Drive, Stanford, CA 94305.

What is Amy Tsai's phone number?

The practice phone number listed in the NPPES registry for Amy Tsai is (650) 723-5948.

Is Amy Tsai's NPI active?

Yes — Amy Tsai's NPI (1063161172) is active in the NPPES registry as of the last update on 2026-04-26.

IndividualActive

Amy Tsai, MD

NPI 1063161172 · Surgery Physician · Stanford, CA

Amy Tsai, MD is a Surgery Physician provider in Stanford, CA (NPI 1063161172).

Provider details

NPI number: 1063161172
Entity type: Individual
Primary specialty: Surgery PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
Sole proprietor: Yes
License: A189137 (CA)

Specialties & taxonomies

Surgery PhysicianPrimary208600000XLicense A189137 (CA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(61/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
4 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

300 Pasteur Drive

Department of Anesthesiology

Stanford, CA 94305

Phone: (650) 723-5948

Approximate (ZIP-level) locationGet directions

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Mailing address