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WILLIAM CHAN PSY.D.
NPI 1376033084
Psychologist - Clinical in Burlingame, CA

Active since May 17, 2018
877 MAHLER RD STE 160, BURLINGAME, CA 94010(650) 822-1057(650) 563-5570 Get Directions Write a Review

NPPES record last updated: May 23, 2025. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: May 23, 2025, Aug 21, 2023, May 15, 2023 and 5 more (8 updates tracked since 2018).

About William Chan Psy.d. NPPES

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

WILLIAM CHAN PSY.D. (NPI 1376033084) is an individual clinical provider in Burlingame, California, licensed in California (PSY33550) and active in the NPI registry since May 2018. He maintains a secondary practice location in San Mateo.

NPPES Registry Identity

NPI1376033084
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameWILLIAM CHANCredential: PSY.D.
Location Address877 MAHLER RD STE 160Burlingame, CA 94010-1640
Mailing Address877 Mahler Rd Ste 160Burlingame, CA 94010-1640 · (650) 822-1057 · Fax (650) 563-5570
Phone(650) 822-1057
Fax(650) 563-5570
Sole ProprietorNo
Enumeration DateMay 17, 2018
Last NPPES UpdateMay 23, 20258 updates tracked since enumeration
NPPES CertifiedMay 23, 2025
✔ NPI 1376033084 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in CA · PSY33550
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
877 MAHLER RD STE 160, Burlingame, CA 94010
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Secondary Practice Location 1

Location 1100 S Ellsworth Ave Ste 802San Mateo, CA 94401-3926 · Phone (650) 667-7193

Other Providers at the Same Location NPPES 4

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

DR. RORY TOLENTINO PETTIGREW PSY.D.
Psychologist (Clinical)
877 MAHLER RD STE 160
BURLINGAME, CA 94010
San Mateo County (650) 822-1057
BANYAN PSYCHOLOGY INC.
Psychologist (Clinical)
877 MAHLER RD STE 160
BURLINGAME, CA 94010
San Mateo County (650) 822-1057
YVETTE RICO PSYD
Psychologist (Clinical)
877 MAHLER RD STE 160
BURLINGAME, CA 94010
San Mateo County (650) 667-7193
YATONG JI
Student in an Organized Health Care Education/Training Program
877 MAHLER RD STE 160
BURLINGAME, CA 94010
San Mateo County (650) 822-1095

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 William Chan's NPI number?

The NPI number for William Chan is 1376033084. It was assigned to this individual provider in the NPPES registry on May 17, 2018.

Where is William Chan located?

William Chan practices at 877 Mahler Rd Ste 160, Burlingame, CA 94010. The listed phone number is (650) 822-1057.

What is William Chan's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for William Chan was last updated on May 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months 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.