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

Dr. Mary Katherine Hoy, RD

Individual provider Registered Dietitian · NPI 1063736411

Dr. Mary Katherine Hoy, RD is a Registered Dietitian in Wilmington, Delaware. Practices as a sole proprietor. Licensed in Delaware.

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

See every abbreviation used in this directory →

Practice location Address checks out

5556 Doral Dr
Wilmington, DE 19808-2629
Phone: (302) 286-0624
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence DN-0000391 (DE)

Record details

NPI number1063736411
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorYes
NPI enumeratedMarch 15, 2010
Last updated in NPPESMarch 15, 2010

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