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

Marcia Sirois, RD

Individual provider Registered Dietitian · NPI 1174271928

Marcia Sirois, RD is a Registered Dietitian in Warren, Rhode Island. Registered with an NPI since 2022.

In the registry since
2022
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

45 Kinnicutt Ave
Warren, RI 02885-1119
Phone: (207) 660-8317
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X

Record details

NPI number1174271928
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedMarch 11, 2022
Last updated in NPPESSeptember 28, 2025
Certification dateSeptember 28, 2025