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Cassidy Anne Muir, MD

NPI 1831837418ActiveIndividual· Surgery· Charleston, SC

Surgery (MD) in Charleston, South Carolina, licensed in SC, with an NPI issued in May 2022. Part D covered 81 prescriptions written in 2024, 93% of them generic. Musculoskeletal Transplant Foundation Inc. was the largest of 8 companies reporting payments in 2025, $1,546 in all, mostly food and beverage.

Overview

NPI1831837418
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMay 24, 2022
Last updated in NPPESMay 24, 2022
Certified by providerApr 16, 2022

Specialties and licenses

TaxonomyCodeLicenseState
Surgery Primary208600000XLL87855SC

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)Not in the public enrollment file of Oct 1, 2026

Part D prescriptions in 2024

Prescriptions (claims)81 · 99 30-day fills
Patients34
Total drug cost$8,393
Generic share93% of claims

Medicare sources and data years

Industry payments (Open Payments)

  • 2025$1,546 · 13 payments from 8 companies
  • 2024$1,685 · 17 payments from 9 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$1,546 · 13 payments

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

Other general surgeons in Charleston

All 186 general surgeons in Charleston · All general surgeons in South Carolina