Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Carrie Marcoux, ARNP

Nurse Practitioner in Waterloo, IA · enumerated 2021.

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

National Provider Identifier

1548924186

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Registry record

Entity type Individual (Type 1)

Name Carrie Marcoux

Credential ARNP

Sex Female

Practice address 419 E Donald St, Waterloo, IA, 50703

Phone (319) 236-1911

Enumeration date Oct 29, 2021

Last updated in NPPES Mar 15, 2022

Taxonomy & licenses

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License A166257 (IA) 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 Carrie Marcoux?

The National Provider Identifier (NPI) for Carrie Marcoux is 1548924186, a Type 1 (individual) record in the CMS NPPES registry.

Where does Carrie Marcoux practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-03-15.