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

Individual provider Registered Dietitian · NPI 1245247170

Martha E. Duffy, RD is a Registered Dietitian in Portland, Oregon. Licensed in Oregon. Registered with an NPI since 2006.

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

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Practice location Address checks out

707 SW Gaines St
Portland, OR 97239-2901
Phone: (800) 452-3563
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 692 (OR)

Record details

NPI number1245247170
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedAugust 2, 2006
Last updated in NPPESJuly 8, 2007
Mailing address20595 Sw Nicota Ct, Beaverton, OR 97006-1548

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