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

Dr. Mary Elizabeth Neill, DDS, MS

Individual provider Periodontics · NPI 1326045790

Dr. Mary Elizabeth Neill, DDS, MS is a Periodontics in Washington, District of Columbia. Licensed in District of Columbia. Registered with an NPI since 2005.

Licensed in
DC
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.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

2311 M St NW Ste 500
Washington, DC 20037-1495
Phone: (202) 296-3360
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Periodontics (primary) Taxonomy 1223P0300X · Licence DEN1000086 (DC)

Record details

NPI number1326045790
Entity typeIndividual (Type 1)
GenderFemale
Credentials DDS , MS
Sole proprietorNo
NPI enumeratedJune 30, 2005
Last updated in NPPESJuly 13, 2026

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