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Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Brian Dewayne Day, D.O.

Family Medicine Physician in Rochester, NY · enumerated 2009.

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

National Provider Identifier

1457580532

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Registry record

Entity type Individual (Type 1)
Name Dr. Brian Dewayne Day
Credential D.O.
Sex Male
Practice address 2350 Ridgeway Ave Ste A, Rochester, NY, 14626
Fax (585) 663-3293
Enumeration date Jul 9, 2009
Last updated in NPPES Aug 25, 2016

Taxonomy & licenses

207QG0300X Geriatric Medicine (Family Medicine) Physician Allopathic & Osteopathic Physicians · License A259723 (NY) Secondary
207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License A259723 (NY) Primary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier Type State Issuer
03631192 Medicaid NY -
01131126/RGH Medicaid NY -

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

How do I verify Brian Day's NPI record?
Cross-check NPI 1457580532 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Is NPI 1457580532 active?
Yes, as of the latest NPPES snapshot, NPI 1457580532 is active (record last updated 2016-08-25).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-08-25.