What is Giannina Marie Yu's NPI number?

Giannina Marie Yu's National Provider Identifier (NPI) is 1801785340, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Giannina Marie Yu's specialty?

Giannina Marie Yu is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).

Where is Giannina Marie Yu located?

Giannina Marie Yu's practice location on file with NPPES is 1269 W El Camino Real, Sunnyvale, CA 94087-1028.

What is Giannina Marie Yu's phone number?

The practice phone number listed in the NPPES registry for Giannina Marie Yu is (650) 938-6937.

Is Giannina Marie Yu's NPI active?

Yes — Giannina Marie Yu's NPI (1801785340) is active in the NPPES registry as of the last update on 2025-06-30.

IndividualActive

Giannina Marie Yu, DDS

NPI 1801785340 · General Practice Dentistry · Sunnyvale, CA

Giannina Marie Yu, DDS is a General Practice Dentistry provider in Sunnyvale, CA (NPI 1801785340).

Provider details

NPI number: 1801785340
Entity type: Individual
Primary specialty: General Practice DentistryDental Providers
Credential: DDS
Sex: Female
Sole proprietor: No
License: 111791 (CA)

Specialties & taxonomies

General Practice DentistryPrimary1223G0001XLicense 111791 (CA)
Dental Providers

Profile Score

Established profile(54/100 index)

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

Registry tenure38% of score
Under 1 yr in 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

1269 W El Camino Real

Sunnyvale, CA 94087-1028

Phone: (650) 938-6937

Street-level locationGet directions

More CA providers

Mailing address