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
Mailing address39 Wallace Ave, South Portland, ME 04106-6143

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