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

Clara Marie Wiencek Williams, RD

Individual provider Registered Dietitian · NPI 1063125979

Clara Marie Wiencek Williams, RD is a Registered Dietitian OR Nutrition Professional in LA Crosse, Wisconsin. Qualified in 2022, 4 years ago. Practices with Gundersen Lutheran Medical Center Inc, a 896-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
4
Licensed in
WI
In the registry since
2023
What do these letters mean?
RD — Registered Dietitian
A credentialed nutrition professional.

See every abbreviation used in this directory →

Practice location Address checks out

1836 S Ave
LA Crosse, WI 54601-5429
Phone: (608) 782-7300
Show map & directions

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

Specialties & licences

Registered Dietitian (primary) Taxonomy 133V00000X · Licence 5073 (WI)

Record details

NPI number1063125979
Entity typeIndividual (Type 1)
GenderFemale
Credentials RD
Sole proprietorNo
NPI enumeratedJanuary 5, 2023
Last updated in NPPESJanuary 6, 2023
Certification dateJanuary 6, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyREGISTERED DIETITIAN OR NUTRITION PROFESSIONAL
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Gundersen Lutheran Medical Center Inc — 896 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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