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

DR. LESLIE T MATSUMURA DDS
NPI 1295731776
Dentist - General Practice in Livermore, CA

Q: What is Leslie Matsumura's NPI number?

The NPI number for Leslie Matsumura is 1295731776. It was assigned to this individual provider in the NPPES registry on June 21, 2005.

Q: What is Leslie Matsumura's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

Q: When was this NPI record last updated?

The NPPES record for Leslie Matsumura was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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 June 21, 2005

1171 MURRIETA BLVD, STE 201, LIVERMORE, CA 94550(925) 960-0990(925) 960-9977 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Leslie T Matsumura Dds NPPES

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

DR. LESLIE T MATSUMURA DDS (NPI 1295731776) is an individual general practice provider in Livermore, California, licensed in California (44740) and active in the NPI registry since June 2005.

NPPES Registry Identity

NPI1295731776

Entity TypeIndividualFemale

Primary Taxonomy1223G0001X

Provider Legal NameDR. LESLIE T MATSUMURACredential: DDS

Location Address1171 MURRIETA BLVD, STE 201Livermore, CA 94550-4143

Mailing Address1171 Murrieta Blvd, Ste 201Livermore, CA 94550-4143 · (925) 960-0990 · Fax (925) 960-9977

Phone(925) 960-0990

Fax(925) 960-9977

Sole ProprietorNo

Enumeration DateJune 21, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1295731776 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

License✔ Licensed in CA · 44740

Definition

A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.

1171 MURRIETA BLVD, Livermore, CA 94550

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Other Providers at the Same Location NPPES 8

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

DR. MICHELE HATT VIGNAROLI D.D,S,

Dentist (Periodontics)

1171 MURRIETA BLVD, SUITE 200
LIVERMORE, CA 94550

Alameda County (925) 449-6633

DR. ROBERT H BRANDES D.D.S.

Dentist (Periodontics)

1171 MURRIETA BLVD, SUITE 200
LIVERMORE, CA 94550

Alameda County (925) 449-6633

LIVERMORE DENTAL CARE

Dentist

1171 MURRIETA BLVD, SUITE 101
LIVERMORE, CA 94550

Alameda County (925) 455-9510

DR. JON M NISHIKUBO DDS

Dentist (General Practice)

1171 MURRIETA BLVD, STE 201
LIVERMORE, CA 94550

Alameda County (925) 960-0990

SHAYNA RONDON DDS

Dentist (Oral and Maxillofacial Surgery)

1171 MURRIETA BLVD
LIVERMORE, CA 94550

Alameda County (925) 449-6633

ADAM STEPHENS DDS

Dentist

1171 MURRIETA BLVD, SUITE 101
LIVERMORE, CA 94550

Alameda County (925) 455-9510

DR. CHRISTOPHER RYAN GEE O.D.

Optometrist

1171 MURRIETA BLVD, STE. 100
LIVERMORE, CA 94550

Alameda County (925) 443-3553

SHAYNA RONDON DDS INC

Dentist (Periodontics)

1171 MURRIETA BLVD, SUITE 200
LIVERMORE, CA 94550

Alameda County (925) 449-6633

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 Leslie Matsumura's NPI number?

The NPI number for Leslie Matsumura is 1295731776. It was assigned to this individual provider in the NPPES registry on June 21, 2005.

Where is Leslie Matsumura located?

Leslie Matsumura practices at 1171 Murrieta Blvd Ste 201, Livermore, CA 94550. The listed phone number is (925) 960-0990.

What is Leslie Matsumura's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Leslie Matsumura was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 30 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.