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

Dr. William Norman Thornton IV, DDS

Individual provider Dentist · NPI 1811911324

Dr. William Norman Thornton IV, DDS is a Dentist in Washington, District of Columbia. Practices as a sole proprietor. Licensed in District of Columbia.

Licensed in
DC
In the registry since
2006
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 →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

818 18th St NW Ste 200
Washington, DC 20006-3513
Phone: (202) 293-5805
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence DEN1000485 (DC)

Record details

NPI number1811911324
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedJuly 27, 2006
Last updated in NPPESFebruary 13, 2008

Other providers in Washington