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

Dr. William Giswold, DDS

Individual provider General Practice Dentistry · NPI 1891961579

Dr. William Giswold, DDS is a General Practice Dentistry in Madison, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2008.

Licensed in
WI
In the registry since
2008
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

3434 E Washington Ave
Madison, WI 53704-4155
Phone: (608) 443-5482
Fax: (608) 443-5535
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 5000416-15 (WI)

Record details

NPI number1891961579
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedMay 2, 2008
Last updated in NPPESMay 2, 2008
Mailing address3434 E Washington Ave, Madison, WI 53704-4155

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