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

Dr. William J Witkowski, DMD

Individual provider Dentist · NPI 1790907772

Dr. William J Witkowski, DMD is a Dentist in Durham, Connecticut. Licensed in Connecticut. Registered with an NPI since 2007.

Licensed in
CT
In the registry since
2007
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

See every abbreviation used in this directory →

Practice location Address checks out

360 Main St # D
Durham, CT 06422-1644
Phone: (860) 349-1123
Fax: (860) 349-2040
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 5206 (CT)

Record details

NPI number1790907772
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorNo
NPI enumeratedMay 2, 2007
Last updated in NPPESJuly 8, 2007
Mailing address360 Main St # D, P.O. Box 177, Durham, CT 06422-1644

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