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

Jennifer Harnack, RDN

Individual provider Registered Dietitian · NPI 1356973358

Jennifer Harnack, RDN is a Registered Dietitian in Sussex, Wisconsin. Registered with an NPI since 2020.

In the registry since
2020
What do these letters mean?
RDN — Registered Dietitian Nutritionist
The current title for a registered dietitian.

See every abbreviation used in this directory →

Practice location Address checks out

W227N6103 Sussex Rd
Sussex, WI 53089-3969
Phone: (414) 566-8028
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X

Record details

NPI number1356973358
Entity typeIndividual (Type 1)
GenderFemale
Credentials RDN
Sole proprietorNo
NPI enumeratedFebruary 7, 2020
Last updated in NPPESFebruary 7, 2020
Certification dateFebruary 7, 2020
Mailing addressN8169 Bluebird Ct, Ixonia, WI 53036-9484

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