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Christopher Schaeffer, MD

NPI 1265404982ActiveIndividual· Internal Medicine· Buffalo, NY

Internal Medicine (MD) in Buffalo, New York, trained at State University of New York at Buffalo School of Medicine (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $636,554 for 5,941 claims, against $55,490 paid for services in 2024. Acadia Pharmaceuticals Inc reported $134.51 in payments in 2025, mostly food and beverage.

Overview

NPI1265404982
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedFeb 6, 2006
Last updated in NPPESMay 4, 2022
Certified by providerMay 4, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X217322NY

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Internal Medicine (NY)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients122
Services billed680 across 12 procedure codes
Paid by Medicare$55,490

Part D prescriptions in 2024

Prescriptions (claims)5,941 · 5,978 30-day fills
Patients255
Total drug cost$636,554
Generic share78% of claims

Medicare sources and data years

Education and affiliations

Medical schoolState University of New York at Buffalo School of Medicine
Graduation year1998
Medicare specialtyInternal Medicine

Medical groups

Hospital affiliations

Other facilities

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$134.51 · 3 payments from 1 company
  • 2024$202.97 · 3 payments from 2 companies

Top paying companies in 2025

CompanyAmountPayments
Acadia Pharmaceuticals Inc$134.513

What the 2025 payments were for

  • Food and Beverage$134.51 · 3 payments

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other internal medicine physicians in Buffalo

All 320 internal medicine physicians in Buffalo · All internal medicine physicians in New York