Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Hayashi & Duffala Dental Group

Organization General Practice Dentistry · NPI 1598937401

Hayashi & Duffala Dental Group provides General Practice Dentistry in San Francisco, California. Licensed in California. Registered with an NPI since 2008.

Licensed in
CA
In the registry since
2008
Specialties on file
2

Practice location Address checks out

490 Post St Ste 1220
San Francisco, CA 94102-1309 Not confirmed with CMS for 18 years — call before visiting
Phone: (415) 986-0382
Fax: (415) 986-0123
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 30915 (CA)
General Practice Dentistry Taxonomy 1223G0001X · Licence 35605 (CA)

Record details

NPI number1598937401
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official James Hayashi — Partner · (415) 986-0382
NPI enumeratedMarch 31, 2008
Last updated in NPPESApril 22, 2008
Mailing address490 Post St Ste 1220, San Francisco, CA 94102-1309

Other providers in San Francisco