KATHLEEN ANNE SIU DMD
NPI 1700961919
Dentist - Pediatric Dentistry in Valencia, CA

Q: What is Kathleen Siu's NPI number?

The NPI number for Kathleen Siu is 1700961919. It was assigned to this individual provider in the NPPES registry on October 26, 2006.

Q: What is Kathleen Siu's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Pediatric Dentistry, with taxonomy code 1223P0221X.

Q: When was this NPI record last updated?

The NPPES record for Kathleen Siu was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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 October 26, 2006

23838 WEST VALENCIA BLVD, SUITE 300, VALENCIA, CA 91355(661) 259-2960(661) 259-5983 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Kathleen Anne Siu Dmd NPPES

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

KATHLEEN ANNE SIU DMD (NPI 1700961919) is an individual pediatric dentistry provider in Valencia, California, licensed in California (29472) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1700961919

Entity TypeIndividualFemale

Primary Taxonomy1223P0221X

Provider Legal NameKATHLEEN ANNE SIUCredential: DMD

Location Address23838 WEST VALENCIA BLVD, SUITE 300Valencia, CA 91355

Mailing Address23838 West Valencia Blvd, Suite 300Valencia, CA 91355 · (661) 259-2960 · Fax (661) 259-5983

Phone(661) 259-2960

Fax(661) 259-5983

Sole ProprietorNo

Enumeration DateOctober 26, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1700961919 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Pediatric DentistryDental Providers

Taxonomy Code1223P0221X

License✔ Licensed in CA · 29472

Definition

An age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through adolescence, including those with special health care needs.

23838 WEST VALENCIA BLVD, Valencia, CA 91355

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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.

DEAN SCHWEITZER DDS

Dentist (Pediatric Dentistry)

23838 WEST VALENCIA BLVD
VALENCIA, CA 91355

Los Angeles County (661) 259-2960

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 Kathleen Siu's NPI number?

The NPI number for Kathleen Siu is 1700961919. It was assigned to this individual provider in the NPPES registry on October 26, 2006.

Where is Kathleen Siu located?

Kathleen Siu practices at 23838 West Valencia Blvd Suite 300, Valencia, CA 91355. The listed phone number is (661) 259-2960.

What is Kathleen Siu's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Pediatric Dentistry, with taxonomy code 1223P0221X.

When was this NPI record last updated?

The NPPES record for Kathleen Siu was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.