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

Mary-Callahan Flynn, RD

Individual provider Registered Dietitian · NPI 1295543510

Mary-Callahan Flynn, RD is a Registered Dietitian in Brooklyn, New York. Practices as a sole proprietor. Licensed in Vermont.

Licensed in
VT
In the registry since
2024
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

838 Halsey St Apt 3
Brooklyn, NY 11233-4280
Phone: (802) 363-7800
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 074.0134268 (VT)

Record details

NPI number1295543510
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorYes
NPI enumeratedDecember 19, 2024
Last updated in NPPESDecember 19, 2024
Certification dateDecember 19, 2024

Other providers in Brooklyn