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

Dr. William Keelan Collins, DDS

Individual provider General Practice Dentistry · NPI 1336335199

Dr. William Keelan Collins, DDS is a General Practice Dentistry in Washington, District of Columbia. Practices as a sole proprietor. Licensed in District of Columbia.

Licensed in
DC
In the registry since
2007
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

101 49th St NE
Washington, DC 20019-5232
Phone: (202) 398-1877
Fax: (202) 398-1877
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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 · Licence DEN3170 (DC)

Record details

NPI number1336335199
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedSeptember 14, 2007
Last updated in NPPESSeptember 14, 2007

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