William G. Tiu, DDS
Dentist · Livermore, CA
William G. Tiu, DDS is a dentist with a practice address in Livermore, California, and NPI 1962756080, issued on Oct 29, 2012. Check the license (California 43083, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William G. Tiu
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 43083 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1498 N Vasco RD, Livermore, CA 94551
- Phone
- (925) 454-1132
- Enumerated
- Oct 29, 2012
- Record last updated
- Oct 29, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (925) 454-1135
- Entity
- Type 1 · individual
Also registered at 1498 N Vasco RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Karina Ballesteros, RDHAPAdvanced Practice Dental Therapist1376243758
- Jonathan TiuDentist1598282105
Verify William G. Tiu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 43083Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35 dentist records list a practice address in Livermore
They are 35 of the 994 NPPES records with a practice address in Livermore, and 14,729 dentist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 35 in Livermore → All 14,729 in California → Every provider in Livermore →
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Common questions
What is William G. Tiu, DDS's NPI number?
William G. Tiu, DDS's National Provider Identifier (NPI) is 1962756080, issued on Oct 29, 2012. An NPI identifies a provider in billing; it is not a license.
Where is William G. Tiu, DDS located?
The NPPES record lists a practice address at 1498 N Vasco RD, Livermore, CA, 94551. Phone: (925) 454-1132. Providers update this record themselves, so call before visiting.
How can I verify William G. Tiu, DDS's license?
NPPES lists California license number 43083, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.