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

Dr. William J Fessler, DDS

Individual provider Dentist · NPI 1124187539

Dr. William J Fessler, DDS is a Dentist in Norwalk, Connecticut. Licensed in Connecticut. Registered with an NPI since 2006.

Licensed in
CT
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

116 E Ave
Norwalk, CT 06851
Phone: (203) 838-3939
Fax: (203) 866-0406
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 006917 (CT)

Record details

NPI number1124187539
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorNo
NPI enumeratedDecember 8, 2006
Last updated in NPPESJuly 8, 2007
Mailing address116 East Avenue, Norwalk, CT 06851

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