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

Dr. Mark Louis Longobardi, DMD

Individual provider General Practice Dentistry · NPI 1184635849

Dr. Mark Louis Longobardi, DMD is a General Practice Dentistry in Willimantic, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
In the registry since
2006
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

169 Valley St
Willimantic, CT 06226-2428
Phone: (860) 456-1784
Fax: (860) 423-6408
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence 6965 (CT)

Record details

NPI number1184635849
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorYes
NPI enumeratedAugust 10, 2006
Last updated in NPPESJuly 8, 2007

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