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

Dr. Penelope Spiekerman, DDS

Individual provider General Practice Dentistry · NPI 1942693825

Dr. Penelope Spiekerman, DDS is a General Practice Dentistry in Sandwich, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2015
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

822 Cindy Ln
Sandwich, IL 60548-2520
Phone: (815) 739-7400
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 019024241 (IL)

Record details

NPI number1942693825
Entity typeIndividual (Type 1)
GenderFemale
Credentials DDS
Sole proprietorYes
NPI enumeratedMarch 16, 2015
Last updated in NPPESMarch 16, 2015
Mailing address822 Cindy Ln, Sandwich, IL 60548-2520

Other providers in Sandwich