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

Mrs. Colleen Moss Harnett, RD, LDN

Individual provider Registered Dietitian · NPI 1750660833

Mrs. Colleen Moss Harnett, RD, LDN is a Registered Dietitian in Boonsboro, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2011
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.
LDN — Licensed Dietitian Nutritionist
A state-licensed dietitian nutritionist.

See every abbreviation used in this directory →

Practice location Address checks out

8705 Jans Ct
Boonsboro, MD 21713-1747
Phone: (301) 733-9516
Fax: (301) 791-6272
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence D00542 (MD)

Record details

NPI number1750660833
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD , LDN
Sole proprietorYes
NPI enumeratedAugust 8, 2011
Last updated in NPPESAugust 8, 2011