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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DENNIS CHOU
NPI 1295430155
Family Medicine in Walnut Creek, CA

Active since March 31, 2023
1450 TREAT BLVD STE 320, WALNUT CREEK, CA 94597(925) 296-9827 Get Directions Write a Review

NPPES record last updated: July 17, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 17, 2026, Mar 31, 2023 (2 updates tracked since 2023).

About Dennis Chou NPPES

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

DENNIS CHOU (NPI 1295430155) is an individual family medicine provider in Walnut Creek, California, licensed in California (20A23612) and active in the NPI registry since March 2023.

NPPES Registry Identity

NPI1295430155
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDENNIS CHOU
Location Address1450 TREAT BLVD STE 320Walnut Creek, CA 94597-2168
Mailing Address1450 Treat Blvd Ste 160Walnut Creek, CA 94597-2168 · (925) 296-9000
Phone(925) 296-9827
Sole ProprietorNo
Enumeration DateMarch 31, 2023
Last NPPES UpdateJuly 17, 20262 updates tracked since enumeration
NPPES CertifiedJuly 17, 2026
✔ NPI 1295430155 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · 20A23612
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
1450 TREAT BLVD STE 320, Walnut Creek, CA 94597
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Other Providers at the Same Location NPPES 20

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

BRANDON EDWIN ACOB DE GUZMAN DO
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
EMILY GANG MD
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
ABIGAIL BONDY MD
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
TIFFANY JOW
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
MIKA ELAINA MASUDA
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
BENNET TSENG
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880
MICHELLE HAO
General Practice
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (510) 292-1616
REGINA HO
Student in an Organized Health Care Education/Training Program
1450 TREAT BLVD STE 320
WALNUT CREEK, CA 94597
Contra Costa County (925) 296-9880

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 Dennis Chou's NPI number?

The NPI number for Dennis Chou is 1295430155. It was assigned to this individual provider in the NPPES registry on March 31, 2023.

Where is Dennis Chou located?

Dennis Chou practices at 1450 Treat Blvd Ste 320, Walnut Creek, CA 94597. The listed phone number is (925) 296-9827.

What is Dennis Chou's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

When was this NPI record last updated?

The NPPES record for Dennis Chou was last updated on July 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.