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

Dr. Stephen J Kowalczyk, DDS

Individual provider Prosthodontics · NPI 1285767632

Dr. Stephen J Kowalczyk, DDS is a Prosthodontics in Danbury, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
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.

See every abbreviation used in this directory →

Practice location Address checks out

57 N St Ste 121
Danbury, CT 06810-5626
Phone: (203) 744-7310
Show map & directions

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

Specialties & licences

Prosthodontics (primary) Taxonomy 1223P0700X · Licence 9122 (CT)

Record details

NPI number1285767632
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS
Sole proprietorYes
NPI enumeratedMarch 14, 2007
Last updated in NPPESApril 9, 2018
Mailing address15 Lambert Rdg, Cross River, NY 10518-1123

Other providers in Danbury