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

Dr. W. Richard Thayer, DDS

Individual provider General Practice Dentistry · NPI 1346442647

Dr. W. Richard Thayer, DDS is a General Practice Dentistry in Petaluma, California. Licensed in California. Registered with an NPI since 2007.

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.

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Practice location Address checks out

511 Hayes Ln
Petaluma, CA 94952-4011
Phone: (707) 763-2654
Fax: (707) 763-3141
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 22423 (CA)

Record details

NPI number1346442647
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedMay 31, 2007
Last updated in NPPESJuly 8, 2007
Mailing address199 Country Club Dr, Santa Rosa, CA 95401-5551

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