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

Barbara Wishart Derr, RD, LD

Individual provider Registered Dietitian · NPI 1285617811

Barbara Wishart Derr, RD, LD is a Registered Dietitian in Berlin, Maryland. Licensed in Maryland. Registered with an NPI since 2005.

Licensed in
MD
In the registry since
2005
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
LD — Licensed Dietitian
A dietitian licensed by a state board.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

9733 Healthway Dr
Berlin, MD 21811-1155
Phone: (410) 641-9773
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 DX2456 (MD)

Record details

NPI number1285617811
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , LD
Sole proprietorNo
NPI enumeratedNovember 29, 2005
Last updated in NPPESJuly 13, 2026

Other providers in Berlin