Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Steven Karnyski

Orthopaedic Surgery Physician in Henrietta, NY · enumerated 2016.

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

National Provider Identifier

1891158192

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Registry record

Entity type Individual (Type 1)

Name Steven Karnyski

Sex Male

Practice address 50 Middle Rd, Henrietta, NY, 14467

Phone (585) 723-7600

Enumeration date Apr 4, 2016

Last updated in NPPES Feb 20, 2025

Taxonomy & licenses

207X00000X Orthopaedic Surgery Physician Allopathic & Osteopathic Physicians · License 318834 (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.

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Frequently asked questions

What is the NPI number for Steven Karnyski?

The National Provider Identifier (NPI) for Steven Karnyski is 1891158192, a Type 1 (individual) record in the CMS NPPES registry.

Where does Steven Karnyski practice?

The practice location on file with NPPES is in Henrietta, NY. 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 2025-02-20.