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

Dr. Alan Steven Marx, DDS

Individual provider Dentist · NPI 1265764583

Dr. Alan Steven Marx, 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
2010
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

1901 Pennsylvania Ave NW #905
Washington, DC 20006
Phone: (202) 466-3599
Fax: (202) 857-0608
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence DEN3210 (DC)

Record details

NPI number1265764583
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedFebruary 11, 2010
Last updated in NPPESFebruary 11, 2010

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