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

Nathan D. Williamson, DMD LLC

Organization General Practice Dentistry · NPI 1770010100

Nathan D. Williamson, DMD LLC is a General Practice Dentistry in Columbia, Illinois. Licensed in Illinois. Registered with an NPI since 2017.

Licensed in
IL
In the registry since
2017
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

240 Admiral Trost Rd
Columbia, IL 62236-2163
Phone: (618) 400-0550
Fax: (618) 400-0824
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 019027747 (IL)

Record details

NPI number1770010100
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Nathan Williamson — Dentist/Owner · (618) 281-7300
NPI enumeratedMay 16, 2017
Last updated in NPPESDecember 21, 2021
Certification dateDecember 21, 2021
Mailing address240 Admiral Trost Rd, Columbia, IL 62236-2163

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