Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Matthew Beier, RN CNS-BC

Perioperative Clinical Nurse Specialist in Milwaukee, WI · enumerated 2024.

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

National Provider Identifier

1013739291

Verified

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Registry record

Entity type Individual (Type 1)

Name Matthew Beier

Credential RN CNS-BC

Sex Male

Practice address Po Box 1997, Milwaukee, WI, 53201

Phone (414) 266-6055

Enumeration date Oct 29, 2024

Last updated in NPPES Oct 29, 2024

Taxonomy & licenses

364SP2800X Perioperative Clinical Nurse Specialist Physician Assistants & Advanced Practice Nursing Providers · License 14333830 (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.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Matthew Beier practice?

The practice location on file with NPPES is in Milwaukee, WI. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Matthew Beier?

The National Provider Identifier (NPI) for Matthew Beier is 1013739291, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-10-29.