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

Dr. Dennis Marshall Guest, DDS

Individual provider General Practice Dentistry · NPI 1801917935

Dr. Dennis Marshall Guest, DDS is a General Practice Dentistry in Oakland, 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

4341 Piedmont Ave
Oakland, CA 94611-4766
Phone: (510) 654-6714
Fax: (510) 420-8357
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 24023 (CA)

Record details

NPI number1801917935
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedApril 3, 2007
Last updated in NPPESJuly 8, 2007

Other providers in Oakland