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

Dr. Mark N Williams, DMD

Individual provider General Practice Dentistry · NPI 1821105867

Dr. Mark N Williams, DMD is a General Practice Dentistry in Mahomet, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2006
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

Eastwood Drive 804-I Eastwood Ctr
Mahomet, IL 61853-0627
Phone: (217) 586-3535
Fax: (217) 586-3586
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 19-16261 (IL)

Record details

NPI number1821105867
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorYes
NPI enumeratedAugust 24, 2006
Last updated in NPPESJuly 8, 2007
Mailing address804-I Eastwood Center, Po Box 627, Mahomet, IL 61853-0627

Other providers in Mahomet