Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

James Grinchishin

Pharmacist in Tonawanda, NY · enumerated 2025 · practices at Walgreen Eastern Co Inc.

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

National Provider Identifier

1598629768

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Registry record

Entity type Individual (Type 1)

Name James Grinchishin

Sex Male

Practice address 10 Young St, Tonawanda, NY, 14150

Phone (716) 692-1894

Enumeration date Dec 12, 2025

Last updated in NPPES Dec 12, 2025

Taxonomy & licenses

183500000X Pharmacist Pharmacy Service Providers · License 073220 (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 James Grinchishin?

The National Provider Identifier (NPI) for James Grinchishin is 1598629768, a Type 1 (individual) record in the CMS NPPES registry.

Where does James Grinchishin practice?

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

Other providers at this practice address

Browse all →

Walgreen Eastern Co Inc Pharmacy · Tonawanda, NY NPI 1265447312 Andrew Montante Pharmacist · Tonawanda, NY NPI 1073796439 Robert Mclean Pharmacist · Tonawanda, NY NPI 1083937528 Dawn Hoffmann Pharmacist · Tonawanda, NY NPI 1346595436

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-12-12.