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

Mrs. Roberta Marie Duncan, RD

Individual provider Registered Dietitian · NPI 1609171537

Mrs. Roberta Marie Duncan, RD is a Registered Dietitian in Fort Defiance, Arizona. Licensed in Illinois. Registered with an NPI since 2011.

Licensed in
IL
In the registry since
2011
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

Corner Of Route N12 And N7
Fort Defiance, AZ 86504
Phone: (928) 729-8424
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 717946 (IL)

Record details

NPI number1609171537
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedJanuary 25, 2011
Last updated in NPPESJanuary 25, 2011

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