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

Nancy Louise Warnken, RN

Individual provider Addiction (Substance Use Disorder) Registered Nurse · NPI 1285123513

Nancy Louise Warnken, RN is an Addiction (Substance Use Disorder) Registered Nurse in LA Crosse, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2018.

Licensed in
WI
In the registry since
2018
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

1836 S Ave
LA Crosse, WI 54601-5429
Phone: (608) 782-7300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Registered Nurse (primary) Taxonomy 163WA0400X · Licence 133605 (WI)

Record details

NPI number1285123513
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedMay 2, 2018
Last updated in NPPESMay 2, 2018
Mailing address1836 South Ave, La Crosse, WI 54601-5429

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