Megan Elizabeth Callahan, PHARMD

Primary specialty

PharmacistTaxonomy code 183500000X

License

074629 Issued in NY

Practice address

5275 Sheridan Dr
Williamsville, NY 14221-3502

Phone

(716) 633-1781

NPI assigned

Oct 1, 2026

Last updated

Oct 1, 2026By the provider in NPPES

Sex

Female

Sole proprietor

No

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1790812800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790812800000",
    "number": "1700790250",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5275 SHERIDAN DR",
            "city": "WILLIAMSVILLE",
            "state": "NY",
            "postal_code": "142213502",
            "telephone_number": "716-633-1781"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5275 SHERIDAN DR",
            "city": "WILLIAMSVILLE",
            "state": "NY",
            "postal_code": "142213502",
            "telephone_number": "716-633-1781"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CALLAHAN",
        "first_name": "MEGAN",
        "middle_name": "ELIZABETH",
        "name_prefix": "Dr.",
        "credential": "PHARMD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-10-01",
        "last_updated": "2026-10-01",
        "certification_date": "2026-10-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "NY",
            "license": "074629",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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• Pharmacist in Williamsville, NY
• Providers in Williamsville, NY by specialty
• Pharmacist in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.