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

Dr. Bert William Mathieson, ND, RD, LD, CDE

Individual provider Registered Dietitian · NPI 1770508632

Dr. Bert William Mathieson, ND, RD, LD, CDE is a Registered Dietitian in Bedford, New Hampshire. Licensed in New Hampshire. Registered with an NPI since 2006.

Licensed in
NH
In the registry since
2006
Specialties on file
2
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
LD — Licensed Dietitian
A dietitian licensed by a state board.
CDE — Certified Diabetes Educator
Teaches people to manage diabetes day to day.

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Practice location Address checks out

304 Riverway Pl
Bedford, NH 03110-6764
Phone: (603) 623-6800
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Naturopath (primary) Taxonomy 175F00000X · Licence 49 (NH)
Registered Dietitian Taxonomy 133V00000X · Licence 811007 (NH)

Record details

NPI number1770508632
Entity typeIndividual (Type 1)
GenderMale
Credentials ND , RD , LD , CDE
Sole proprietorNo
NPI enumeratedJuly 13, 2006
Last updated in NPPESNovember 4, 2011

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