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Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Sandra Arens, MSN RN

Family Nurse Practitioner in Elkhorn, WI · enumerated 2012 · practices at Elkhorn Family Clinic.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1528318870

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Registry record

Entity type Individual (Type 1)
Name Sandra Arens
Credential MSN RN
Sex Female
Practice address Elkhorn, WI, 53121
Phone (608) 201-1110
Enumeration date Sep 13, 2012
Last updated in NPPES Oct 17, 2014

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

163W00000X Registered Nurse Nursing Service Providers · License 159880-030 (WI) Secondary
363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 6012-33 (WI) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Sandra Arens?
The National Provider Identifier (NPI) for Sandra Arens is 1528318870, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sandra Arens practice?
The practice location on file with NPPES is in Elkhorn, WI. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-10-17.