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

Susan J Sup, DDS

Individual provider Dentist · NPI 1093857799

Susan J Sup, DDS is a Dentist in Grantsburg, Wisconsin. Qualified in 1980, 46 years ago. Works from 2 locations. Licensed in Illinois and Wisconsin.

Years since qualifying
46
Licensed in
IL, WI
In the registry since
2007
Specialties on file
2
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

302 S Pine St
Grantsburg, WI 54840-7930
Phone: (315) 657-2719
Show map & directions

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

Additional practice locations (1)

  • 200 East Willow, Wheaton, IL 60187-5445 — (630) 665-7400

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 6001364-15 (WI)
Dentist Taxonomy 122300000X · Licence 1917286 (IL)

Record details

NPI number1093857799
Entity typeIndividual (Type 1)
GenderFemale
Credentials DDS
Sole proprietorNo
NPI enumeratedFebruary 12, 2007
Last updated in NPPESOctober 1, 2025
Certification dateOctober 1, 2025
Mailing address302 S Pine St Ste 203, Grantsburg, WI 54840-7930

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDENTIST
Medical schoolOTHER
Graduated 1980 (46 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

Other providers in Grantsburg