Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

William Asai, DDS

Individual provider General Practice Dentistry · NPI 1225231269

William Asai, DDS practises General Practice Dentistry in Union City, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

33341 Alvarado Niles Rd
Union City, CA 94587-3195 Not confirmed with CMS for 16 years — call before visiting
Phone: (510) 471-9300
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 32263 (CA)

Record details

NPI number1225231269
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedJune 7, 2007
Last updated in NPPESFebruary 23, 2010

Other providers in Union City