Dewey Tong, DDS
NPI 1295933257 · Endodontics · San Leandro, CA
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dewey Tong, DDS is a Endodontics provider in San Leandro, CA (NPI 1295933257).
Provider details
- NPI number
- 1295933257
- Entity type
- Individual
- Primary specialty
- EndodonticsDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 40401 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-10
- Last updated
- 2007-07-10
Frequently asked questions
- What is Dewey Tong's NPI number?
- Dewey Tong's National Provider Identifier (NPI) is 1295933257, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dewey Tong's specialty?
- Dewey Tong is listed in the NPPES registry with a primary specialty of Endodontics (Dental Providers).
- Where is Dewey Tong located?
- Dewey Tong's practice location on file with NPPES is 1337 Bancroft Ave, San Leandro, CA 94577-5103.
- What is Dewey Tong's phone number?
- The practice phone number listed in the NPPES registry for Dewey Tong is (510) 351-2812.
- Does Dewey Tong accept Medicare?
- Dewey Tong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dewey Tong's NPI active?
- Yes — Dewey Tong's NPI (1295933257) is active in the NPPES registry as of the last update on 2007-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.