Nancy Warnken, RN
NPI 1285123513 · Addiction (Substance Use Disorder) Registered Nurse · La Crosse, WI
Nancy Warnken, RN is a Addiction (Substance Use Disorder) Registered Nurse provider in La Crosse, WI (NPI 1285123513).
Provider details
- NPI number
- 1285123513
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) Registered NurseNursing Service Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- 133605 (WI)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-05-02
- Last updated
- 2018-05-02
Frequently asked questions
- What is Nancy Warnken's NPI number?
- Nancy Warnken's National Provider Identifier (NPI) is 1285123513, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Warnken's specialty?
- Nancy Warnken is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Registered Nurse (Nursing Service Providers).
- Where is Nancy Warnken located?
- Nancy Warnken's practice location on file with NPPES is 1836 South Ave, La Crosse, WI 54601-5429.
- What is Nancy Warnken's phone number?
- The practice phone number listed in the NPPES registry for Nancy Warnken is (608) 782-7300.
- Is Nancy Warnken's NPI active?
- Yes — Nancy Warnken's NPI (1285123513) is active in the NPPES registry as of the last update on 2018-05-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.