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

Dr. Mark Kevin Williamson, DDS

Individual provider General Practice Dentistry · NPI 1245369172

Dr. Mark Kevin Williamson, DDS is a General Practice Dentistry in Britton, South Dakota. Practices as a sole proprietor. Licensed in Minnesota, North Dakota and South Dakota.

Licensed in
MN, ND, SD
In the registry since
2007
Specialties on file
3
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

701 Main St
Britton, SD 57430-0213
Phone: (605) 448-5977
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 M612 (SD)
General Practice Dentistry Taxonomy 1223G0001X · Licence 1745 (ND)
General Practice Dentistry Taxonomy 1223G0001X · Licence 9305 (MN)

Record details

NPI number1245369172
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedMarch 5, 2007
Last updated in NPPESJuly 8, 2007
Mailing address701 Main St., Po Box 213, Britton, SD 57430-0213

Other providers in Britton