PETER CHASE DDS MA & TOSHI HART DDS INC
NPI 1912207903
Dentist - General Practice in Walnut Creek, CA

Q: What is Peter Chase Dds Ma & Toshi Hart Dds Inc's specialty?

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

Active since October 25, 2010

130 LA CASA VIA BLDG 2, STE 104B, WALNUT CREEK, CA 94598(925) 935-2918(925) 935-2918 Get Directions Write a Review

NPPES record last updated: April 29, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

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About Peter Chase Dds Ma & Toshi Hart Dds Inc NPPES

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

PETER CHASE DDS MA & TOSHI HART DDS INC (NPI 1912207903), doing business as Medical Dental Concepts, is a healthcare organization registered as a general practice in Walnut Creek, California and active in the NPI registry since October 2010. The organization lists Toshi Hart, Owner, as its authorized official.

NPPES Registry Identity

NPI1912207903

Entity TypeOrganization

Primary Taxonomy1223G0001X

Legal Business NamePETER CHASE DDS MA & TOSHI HART DDS INC

Location Address130 LA CASA VIA BLDG 2, STE 104BWalnut Creek, CA 94598-3045

Mailing Address336 Bon Air Ctr # 357Greenbrae, CA 94904-3017 · (925) 935-2918 · Fax (925) 935-1532

Phone(925) 935-2918

Fax(925) 935-2918

Organization SubpartNo

Authorized OfficialToshi HartOwner · (925) 935-2918

Enumeration DateOctober 25, 2010

Last NPPES UpdateApril 29, 2025

NPPES CertifiedApril 29, 2025

✔ NPI 1912207903 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDentist · General PracticeDental Providers

Taxonomy Code1223G0001X

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.

Also ListedDurable Medical Equipment & Medical Supplies · Customized EquipmentTaxonomy 332BC3200X

130 LA CASA VIA BLDG 2, Walnut Creek, CA 94598

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Other Names 1

Doing Business AsMedical Dental Concepts

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Florida Blue (BlueCross BlueShield FL), Florida Blue HMO (a BlueCross BlueShield FL company).Insurance ›

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 Peter Chase Dds Ma & Toshi Hart Dds Inc's NPI number?

The NPI number for Peter Chase Dds Ma & Toshi Hart Dds Inc is 1912207903. It was assigned to this organization in the NPPES registry on October 25, 2010. The provider is doing business as Medical Dental Concepts.

Where is Peter Chase Dds Ma & Toshi Hart Dds Inc located?

Peter Chase Dds Ma & Toshi Hart Dds Inc is located at 130 La Casa Via Bldg 2 Ste 104B, Walnut Creek, CA 94598. The listed phone number is (925) 935-2918.

What is Peter Chase Dds Ma & Toshi Hart Dds Inc's specialty?

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

What insurance does Peter Chase Dds Ma & Toshi Hart Dds Inc accept?

Health plans from Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Peter Chase Dds Ma & Toshi Hart Dds Inc as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Peter Chase Dds Ma & Toshi Hart Dds Inc was last updated on April 29, 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.