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

Miss. Sierra Elizabeth Loncki, RDN

Individual provider Registered Dietitian · NPI 1679209498

Miss. Sierra Elizabeth Loncki, RDN is a Registered Dietitian in LA Crosse, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2022.

Licensed in
WI
In the registry since
2022
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

1836 S Ave
LA Crosse, WI 54601-5429
Phone: (608) 783-7200
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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 5004 (WI)

Record details

NPI number1679209498
Entity typeIndividual (Type 1)
GenderFemale
Credentials RDN
Sole proprietorNo
NPI enumeratedJuly 25, 2022
Last updated in NPPESMay 4, 2026
Certification dateMay 4, 2026

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