Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

DR. MEGAN ELIZABETH CALLAHAN PHARMD
NPI 1700790250
Pharmacist in Williamsville, NY

Active since October 01, 2026
5275 SHERIDAN DR, WILLIAMSVILLE, NY 14221(716) 633-1781 Get Directions Write a Review

NPPES record added: October 1, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Dr. Megan Elizabeth Callahan Pharmd NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MEGAN ELIZABETH CALLAHAN PHARMD (NPI 1700790250) is an individual pharmacist in Williamsville, New York, licensed in New York (074629) and active in the NPI registry since October 2026.

NPPES Registry Identity

NPI1700790250
Entity TypeIndividualFemale
Primary Taxonomy183500000X
Provider Legal NameDR. MEGAN ELIZABETH CALLAHANCredential: PHARMD
Location Address5275 SHERIDAN DRWilliamsville, NY 14221-3502
Mailing Address5275 Sheridan DrWilliamsville, NY 14221-3502 · (716) 633-1781
Sole ProprietorNo
Enumeration DateOctober 1, 2026
NPPES CertifiedOctober 1, 2026
✔ NPI 1700790250 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPharmacistPharmacy Service Providers
Taxonomy Code183500000X
License✔ Licensed in NY · 074629
Definition
An individual licensed by the appropriate state regulatory agency to engage in the practice of pharmacy. The practice of pharmacy includes, but is not limited to, assessment, interpretation, evaluation, and implementation, initiation, monitoring or modification of medication and or medical orders; the compounding or dispensing of medication and or medical orders; participation in drug and device procurement, storage, and selection; drug administration; drug regimen reviews; drug or drug-related research; provision of patient education and the provision of those acts or services necessary to provide medication therapy management services in all areas of patient care.
5275 SHERIDAN DR, Williamsville, NY 14221

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Pharmacist
5275 SHERIDAN DR
WILLIAMSVILLE, NY 14221
Pharmacist
5275 SHERIDAN DR
WILLIAMSVILLE, NY 14221
Pharmacist
5275 SHERIDAN DR
WILLIAMSVILLE, NY 14221
Pharmacist
5275 SHERIDAN DR, ATTN: PHARMACY MANAGER
WILLIAMSVILLE, NY 14221
Pharmacist
5275 SHERIDAN DR
WILLIAMSVILLE, NY 14221
Pharmacist
5275 SHERIDAN DR, ATTN: PHARMACY MANAGER
WILLIAMSVILLE, NY 14221
Pharmacy
5275 SHERIDAN DR, ATTN: PHARMACY MANAGER
WILLIAMSVILLE, NY 14221
Pharmacist
5275 SHERIDAN DR
WILLIAMSVILLE, NY 14221

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Megan Callahan's NPI number?

The NPI number for Megan Callahan is 1700790250. It was assigned to this individual provider in the NPPES registry on October 1, 2026.

Where is Megan Callahan located?

Megan Callahan practices at 5275 Sheridan Dr, Williamsville, NY 14221. The listed phone number is (716) 633-1781.

What is Megan Callahan's specialty?

The primary specialty registered for this NPI is Pharmacist with taxonomy code 183500000X.

When was this NPI record last updated?

The NPPES record for Megan Callahan was last updated on October 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.