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

Dr. John Timothy Dewinkler, DDS

Individual provider General Practice Dentistry · NPI 1639336852

Dr. John Timothy Dewinkler, DDS is a General Practice Dentistry in Mc Lean, Virginia. Licensed in Virginia. Registered with an NPI since 2008.

Licensed in
VA
In the registry since
2008
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

1313 Dolley Madison Blvd Ste 209
Mc Lean, VA 22101-3953
Phone: (703) 356-7890
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 401-007756 (VA)

Record details

NPI number1639336852
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedMay 16, 2008
Last updated in NPPESMay 16, 2008
Mailing address1313 Dolley Madison Blvd, Suite 209, Mc Lean, VA 22101-3953

Other providers in Mc Lean