M0243 – Intravenous infusion or subcutaneous injection, casirivimab and imdevimab includes infusion or injection, and post administration monitoring

HCPCS Level II code · M codes: Medical Services and Quality Measures

Discontinued December 12, 2024 Carrier judgment

HCPCS codeM0243
Long description
Intravenous infusion or subcutaneous injection, casirivimab and imdevimab includes infusion or injection, and post administration monitoring
Short description
Casirivi and imdevi inj
Pricing indicator
54 Vaccinations
Medicare coverage
C Carrier judgment – coverage decided by the Medicare contractor
BETOS category
O1G Immunizations/Vaccinations
Added
November 21, 2020
Last change
December 13, 2024 – No change
Termination date
December 12, 2024

Frequently asked questions

What is HCPCS code M0243?

M0243 is a HCPCS Level II code for intravenous infusion or subcutaneous injection, casirivimab and imdevimab includes infusion or injection, and post administration monitoring. It was discontinued on December 12, 2024.

Does Medicare cover M0243?

The HCPCS file lists coverage code C: Carrier judgment – coverage decided by the Medicare contractor. Coverage and payment also depend on local coverage determinations and the patient’s plan.

Nearby M codes

Source: CMS HCPCS Level II quarterly file, October 2026. Reference only – check payer policy before billing.