Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

XINWEN YU
NPI 1578429981
Acupuncturist in Los Altos, CA

Q: What is Xinwen Yu's NPI number?

The NPI number for Xinwen Yu is 1578429981. It was assigned to this individual provider in the NPPES registry on December 30, 2025.

Q: What is Xinwen Yu's specialty?

The primary specialty registered for this NPI is Acupuncturist with taxonomy code 171100000X.

Q: When was this NPI record last updated?

The NPPES record for Xinwen Yu was last updated on July 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since December 30, 2025

747 ALTOS OAKS DR STE 1, LOS ALTOS, CA 94024(669) 669-1142 Get Directions Write a Review

NPPES record last updated: July 3, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Xinwen Yu NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

XINWEN YU (NPI 1578429981) is an individual acupuncturist in Los Altos, California and active in the NPI registry since December 2025.

NPPES Registry Identity

NPI1578429981

Entity TypeIndividualFemale

Primary Taxonomy171100000X

Provider Legal NameXINWEN YU

Location Address747 ALTOS OAKS DR STE 1Los Altos, CA 94024-5433

Mailing Address555 Old County Rd Ste 100San Carlos, CA 94070-2517

Phone(669) 669-1142

Sole ProprietorYes

Enumeration DateDecember 30, 2025

Last NPPES UpdateJuly 3, 2026

NPPES CertifiedJuly 3, 2026

✔ NPI 1578429981 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAcupuncturistOther Service Providers

Taxonomy Code171100000X

Definition

An acupuncturist is a person who performs ancient therapy for alleviation of pain, anesthesia and treatment of some diseases. Acupuncturists use long, fine needles inserted into specific points in order to treat painful conditions or produce anesthesia.

747 ALTOS OAKS DR STE 1, Los Altos, CA 94024

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Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

WHITE CEDAR ACUPUNCTURE A PROFESSIONAL CORPORATION

Acupuncturist

747 ALTOS OAKS DR STE 1
LOS ALTOS, CA 94024

Santa Clara County (669) 669-1142

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Xinwen Yu's NPI number?

The NPI number for Xinwen Yu is 1578429981. It was assigned to this individual provider in the NPPES registry on December 30, 2025.

Where is Xinwen Yu located?

Xinwen Yu practices at 747 Altos Oaks Dr Ste 1, Los Altos, CA 94024. The listed phone number is (669) 669-1142.

What is Xinwen Yu's specialty?

The primary specialty registered for this NPI is Acupuncturist with taxonomy code 171100000X.

When was this NPI record last updated?

The NPPES record for Xinwen Yu was last updated on July 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.