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

Dr. Mark Leonard Wiesner, DDS

Individual provider Dentist · NPI 1912982158

Dr. Mark Leonard Wiesner, DDS is a Dentist in Washington, District of Columbia. Licensed in Maryland. Registered with an NPI since 2005.

Licensed in
MD
In the registry since
2005
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.

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Practice location Address may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

6900 Georgia Ave NW Bldg 2 Rm 1D02
Washington, DC 20307-5400
Phone: (202) 782-6815
Fax: (202) 782-6987

No coordinates on file. Search this address in Google Maps

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 10757 (MD)

Record details

NPI number1912982158
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedDecember 9, 2005
Last updated in NPPESJuly 13, 2026

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