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

Derek R Blackwelder DMD PLLC

Organization General Practice Dentistry · NPI 1427099233

Derek R Blackwelder DMD PLLC is a General Practice Dentistry in Winnisquam, New Hampshire. Licensed in New Hampshire. Registered with an NPI since 2006.

Licensed in
NH
In the registry since
2006
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

944 Laconia Rd
Winnisquam, NH 03289-1020
Phone: (603) 528-1212
Fax: (603) 528-1320
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X (NH)

Record details

NPI number1427099233
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Derek Blackwelder — Dentist / Owner · (603) 528-1212
Other names Winnisquam Dental
NPI enumeratedJune 10, 2006
Last updated in NPPESJanuary 9, 2008
Mailing addressPo Box 1020, 944 Laconia Road, Winnisquam, NH 03289-1020