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

Mark Mathieu

Q: What is the NPI number for Mark Mathieu?

The National Provider Identifier (NPI) for Mark Mathieu is 1881046720, a Type 1 (individual) record in the CMS NPPES registry.

Driver in Rochester, NY · enumerated 2016.

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

National Provider Identifier

1881046720

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Registry record

Entity type Individual (Type 1)

Name Mark Mathieu

Sex Male

Practice address Rochester, NY, 14609

Phone (585) 802-3411

Enumeration date Jul 4, 2016

Last updated in NPPES Jul 4, 2016

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

Taxonomy & licenses

172A00000X Driver Other Service Providers · License 971623746 (NY) 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 Mark Mathieu?

The National Provider Identifier (NPI) for Mark Mathieu is 1881046720, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mark Mathieu practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-07-04.