OrganizationActive
William G Tin DDS Inc
NPI 1215127477 · Dentist · Livermore, CA
William G Tin DDS Inc is a Dentist organization in Livermore, CA (NPI 1215127477).
Provider details
- NPI number
- 1215127477
- Entity type
- Organization
- Primary specialty
- DentistDental Providers
- Parent organization
- William G Tin DDS Inc
- Organization subpart
- Yes
- Authorized official
- William Tiu, President Dentist(925) 454-1132
- License
- 43083 (CA)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(89/100 index)
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
1498 N Vasco Road
Livermore, CA 94551-9213
Phone: (925) 454-1132
Fax: (925) 454-1135
Street-level locationGet directions
Mailing address
1498 N Vasco Road
Livermore, CA 94551-9213
Other names (DBA / former)
- Former legal business name
- Vasco Dental
Registry dates
- Enumerated
- 2007-07-25
- Last updated
- 2007-07-25
Frequently asked questions
- What is William G Tin DDS Inc's NPI number?
- William G Tin DDS Inc's National Provider Identifier (NPI) is 1215127477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is William G Tin DDS Inc?
- William G Tin DDS Inc is classified in the NPPES registry as Dentist (Dental Providers).
- Where is William G Tin DDS Inc located?
- William G Tin DDS Inc's practice location on file with NPPES is 1498 N Vasco Road, Livermore, CA 94551-9213.
- What is William G Tin DDS Inc's phone number?
- The practice phone number listed in the NPPES registry for William G Tin DDS Inc is (925) 454-1132.
- Who is the authorized official for William G Tin DDS Inc?
- The authorized official listed on William G Tin DDS Inc's NPPES record is William Tiu, President Dentist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is William G Tin DDS Inc's NPI active?
- Yes — William G Tin DDS Inc's NPI (1215127477) is active in the NPPES registry as of the last update on 2007-07-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.