Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

William J Greygor, PHARM D.

Pharmacist in Cincinnati, OH · enumerated 2011.

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

National Provider Identifier

1598051690

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Registry record

Entity type Individual (Type 1)

Name William J Greygor

Credential PHARM D.

Sex Male

Practice address 6150 Glenway Ave, Cincinnati, OH, 45211

Phone (513) 719-1077

Fax (513) 719-1087

Enumeration date Jun 27, 2011

Last updated in NPPES Jun 27, 2011

Taxonomy & licenses

183500000X Pharmacist Pharmacy Service Providers · License 03127348 (OH) Primary

183500000X Pharmacist Pharmacy Service Providers · License 013553 (KY) Secondary

183500000X Pharmacist Pharmacy Service Providers · License 0202204774 (VA) Secondary

PHARMD · Doctor of Pharmacy: A licensed pharmacist with a professional doctorate in pharmacy. About the PHARMD credential

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 William Greygor?

The National Provider Identifier (NPI) for William Greygor is 1598051690, a Type 1 (individual) record in the CMS NPPES registry.

Where does William Greygor practice?

The practice location on file with NPPES is in Cincinnati, OH. 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 2011-06-27.