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

Matthew Dirzius, RD

Individual provider Registered Dietitian · NPI 1841593043

Matthew Dirzius, RD is a Registered Dietitian in Providence, Rhode Island. Licensed in Rhode Island. Registered with an NPI since 2010.

Licensed in
RI
In the registry since
2010
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

164 Summit Ave
Providence, RI 02906-2853
Phone: (401) 793-2626
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 987476 (RI)

Record details

NPI number1841593043
Entity typeIndividual (Type 1)
GenderMale
Credentials RD
Sole proprietorNo
NPI enumeratedDecember 9, 2010
Last updated in NPPESDecember 9, 2010

Other providers in Providence