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

Dr. Louis Joseph Marchiori III, DDS

Individual provider General Practice Dentistry · NPI 1205808268

Dr. Louis Joseph Marchiori III, DDS is a General Practice Dentistry in Washington, District of Columbia. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
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.

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Practice location Address checks out

Comdt (CG-1122) 2100 2nd Street S.w Ste 5314
Washington, DC 20593-0001
Phone: (202) 267-0801
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X (IL)

Record details

NPI number1205808268
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedFebruary 3, 2006
Last updated in NPPESJuly 13, 2026

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