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

Mark N De Puy DDS PLLC

Organization General Practice Dentistry · NPI 1740497189

Mark N De Puy DDS PLLC is a General Practice Dentistry in Merrimack, New Hampshire. Licensed in New Hampshire. Registered with an NPI since 2007.

Licensed in
NH
In the registry since
2007
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

395 Daniel Webster Hwy
Merrimack, NH 03054-4128
Phone: (603) 424-0303
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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 1841 (NH)

Record details

NPI number1740497189
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark De Puy — Member · (603) 424-0303
NPI enumeratedMay 16, 2007
Last updated in NPPESAugust 22, 2020
Mailing address395 Daniel Webster Hwy, Merrimack, NH 03054-4128

Other providers in Merrimack