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

Dr. Mark L Berenshteyn, DMD

Individual provider General Practice Dentistry · NPI 1962143578

Dr. Mark L Berenshteyn, DMD is a General Practice Dentistry in Fitchburg, Massachusetts. Licensed in Massachusetts and New Hampshire. Registered with an NPI since 2022.

Licensed in
MA, NH
In the registry since
2022
Specialties on file
2
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

164 Elm St
Fitchburg, MA 01420-3192
Phone: (978) 345-5563
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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 DN10000077 (MA)
General Practice Dentistry Taxonomy 1223G0001X · Licence 04849 (NH)

Record details

NPI number1962143578
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorNo
NPI enumeratedApril 6, 2022
Last updated in NPPESMay 7, 2024
Certification dateMay 7, 2024

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