Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Catherine A Gentz, CNS

Clinical Nurse Specialist in Rockford, IL · enumerated 2006.

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

National Provider Identifier

1205990801

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Registry record

Entity type Individual (Type 1)

Name Catherine A Gentz

Credential CNS

Sex Female

Practice address 1401 E State St, Rockford, IL, 61104

Phone (815) 961-2460

Enumeration date Dec 20, 2006

Last updated in NPPES Jul 2, 2015

Taxonomy & licenses

364S00000X Clinical Nurse Specialist Physician Assistants & Advanced Practice Nursing Providers · License 209004648 (IL) 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

Where does Catherine Gentz practice?

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

What is the NPI number for Catherine Gentz?

The National Provider Identifier (NPI) for Catherine Gentz is 1205990801, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-07-02.