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

Douglas Demars Sr.

Individual provider Registered Nurse · NPI 1861342552

Douglas Demars Sr. is a Registered Nurse in Wolfeboro, New Hampshire. Licensed in New Hampshire. Registered with an NPI since 2026.

Licensed in
NH
In the registry since
2026

Practice location Address checks out

240 S Main St
Wolfeboro, NH 03894-4455
Phone: (603) 569-7500
Show map & directions

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

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 064261-21 (NH)

Record details

NPI number1861342552
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedFebruary 2, 2026
Last updated in NPPESFebruary 2, 2026
Certification dateFebruary 1, 2026

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