Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Brittney Mahnke, ACNP-AG

Gerontology Nurse Practitioner in Lake Havasu City, AZ · enumerated 2019.

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

National Provider Identifier

1265091276

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Registry record

Entity type Individual (Type 1)

Name Brittney Mahnke

Credential ACNP-AG

Sex Female

Practice address 101 Civic Center Ln, Lake Havasu City, AZ, 86403

Phone (928) 302-5402

Fax (928) 302-5906

Enumeration date Jun 12, 2019

Last updated in NPPES Feb 27, 2025

Taxonomy & licenses

363LA2100X Acute Care Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 225684 (AZ) Secondary

363LG0600X Gerontology Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 225684 (AZ) 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

What is the NPI number for Brittney Mahnke?

The National Provider Identifier (NPI) for Brittney Mahnke is 1265091276, a Type 1 (individual) record in the CMS NPPES registry.

Where does Brittney Mahnke practice?

The practice location on file with NPPES is in Lake Havasu City, AZ. 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 2025-02-27.