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

Nicholas Hartwigsen, MS, ATC, CSCS

Athletic Trainer in Kalamazoo, MI · enumerated 2016.

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

National Provider Identifier

1376093492

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Registry record

Entity type Individual (Type 1)

Name Nicholas Hartwigsen

Credential MS, ATC, CSCS

Sex Male

Practice address Kalamazoo, MI, 49008

Phone (952) 221-4744

Enumeration date Oct 13, 2016

Last updated in NPPES Feb 13, 2018

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

Taxonomy & licenses

2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 2601001570 (MI) 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 Nicholas Hartwigsen?

The National Provider Identifier (NPI) for Nicholas Hartwigsen is 1376093492, a Type 1 (individual) record in the CMS NPPES registry.

Where does Nicholas Hartwigsen practice?

The practice location on file with NPPES is in Kalamazoo, MI. 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 2018-02-13.