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

Mallory Griffiths, MS, RDN, LDN

Individual provider Registered Dietitian · NPI 1275182446

Mallory Griffiths, MS, RDN, LDN is a Registered Dietitian in Lancaster, Pennsylvania. Practices as a sole proprietor. Licensed in Pennsylvania.

Licensed in
PA
In the registry since
2019
What do these letters mean?
MS — Master of Science
A graduate science degree.
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.
LDN — Licensed Dietitian Nutritionist
A state-licensed dietitian nutritionist.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

536 N Duke St
Lancaster, PA 17602-2208
Phone: (717) 572-5831
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 DN003846 (PA)

Record details

NPI number1275182446
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , RDN , LDN
Sole proprietorYes
NPI enumeratedSeptember 10, 2019
Last updated in NPPESJune 25, 2020
Certification dateJune 25, 2020

Other providers in Lancaster