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

Robert C. Williams, DDS, Inc

Organization Dentist · NPI 1013937622

Robert C. Williams, DDS, Inc provides Dentist services in Angwin, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

41 Angwin Plz
Angwin, CA 94508 Not confirmed with CMS for 14 years — call before visiting
Phone: (707) 965-2479
Fax: (707) 965-0427
Show map & directions

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 21293 (CA)

Record details

NPI number1013937622
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Robert Williams — Owner · (707) 965-2479
NPI enumeratedJuly 20, 2006
Last updated in NPPESOctober 5, 2012
Mailing address3212 Jefferson St, 196, Napa, CA 94558-3436