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Dr. William Anthony Vainer, DDS

Dr. William Anthony Vainer is a Dentist provider (Dentist) practicing in Campbell, CA, registered in the NPPES registry with NPI 1902018690 since 2007. The credential DDS stands for Doctor of Dental Surgery.

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NPI 1902018690
Entity type Individual (Type 1)
Name Dr. William Anthony Vainer
Credential DDS
Sex Male
Practice address 2100 S BASCOM AVE, SUITE 2, Campbell, CA, 95008
Phone 4083779772
Fax 4083771776
Enumeration date 2007-05-04
Last updated in NPPES 2007-07-08

Taxonomy & licenses

Taxonomy code Specialty Primary License State
122300000X Dentist Primary 31422 CA

DDS — Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

Copy-ready billing details
Provider: William Vainer, DDS
NPI: 1902018690
Taxonomy: 122300000X (Dentist)
Address: 2100 S BASCOM AVE, SUITE 2, Campbell, CA, 95008

Other providers at this practice address

NPI Name Type Specialty Location
1053730093 Cho Ning Chau Individual Acupuncturist Campbell, CA

Verify this record

Cross-check NPI 1902018690 against the authoritative CMS record: view Dr. William Anthony Vainer on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for William Vainer?
The National Provider Identifier (NPI) for William Vainer is 1902018690, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Vainer practice?
The practice location on file with NPPES is in Campbell, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.