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

Dr. Thomas C Guernsey, DDS

Individual provider General Practice Dentistry · NPI 1407865512

Dr. Thomas C Guernsey, DDS is a General Practice Dentistry in Fostoria, Ohio. Licensed in Ohio. Registered with an NPI since 2006.

Licensed in
OH
In the registry since
2006
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 →

Practice location Address checks out

521 Summit St
Fostoria, OH 44830-1527
Phone: (419) 435-3255
Fax: (419) 435-2283
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 22328 (OH)

Record details

NPI number1407865512
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedAugust 7, 2006
Last updated in NPPESJuly 8, 2007
Mailing address521 Summit St, Fostoria, OH 44830-1527

Other providers in Fostoria