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

James G Gerweck, DMD

Individual provider Dentist · NPI 1699961243

James G Gerweck, DMD is a Dentist in Somersworth, New Hampshire. Practices as a sole proprietor and works from 2 locations. Licensed in Colorado and New Hampshire.

Licensed in
CO, NH
In the registry since
2007
Specialties on file
3
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

311 Route 108
Somersworth, NH 03878-1522
Phone: (603) 749-2346
Fax: (603) 953-0066
Show map & directions

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

Additional practice locations (1)

  • 1635 Blue Spruce Dr, Fort Collins, CO 80524-5427 — (970) 494-4040

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 04531 (NH)
Dentist Taxonomy 122300000X · Licence 10035 (CO)
Public Health Dentistry Taxonomy 1223D0001X · Licence 04531 (NH)

Record details

NPI number1699961243
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorYes
NPI enumeratedSeptember 18, 2007
Last updated in NPPESOctober 17, 2022
Certification dateOctober 17, 2022

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