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

Mary Buteyn, RD

Individual provider Pediatric Nutrition Registered Dietitian · NPI 1225149313

Mary Buteyn, RD is a Pediatric Nutrition Registered Dietitian in Portland, Maine. Licensed in Maine. Registered with an NPI since 2006.

Licensed in
ME
In the registry since
2006
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

887 Congress St Ste 320
Portland, ME 04102-3100
Phone: (207) 662-5522
Fax: (207) 662-5527
Show map & directions

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

Specialties & licences

Pediatric Nutrition Registered Dietitian (primary) Taxonomy 133VN1004X · Licence DI141 (ME)

Record details

NPI number1225149313
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedAugust 31, 2006
Last updated in NPPESJuly 8, 2007

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