HCPCS Level IIdrugActive
J2323
Natalizumab injection
BETOS: O1E
Effective: 2008-01-01
Description
Injection, natalizumab, 1 mg
Medicare Part B Drug Pricing
Average Sales Price (ASP) data for Q1 2026
Drug Name
Tysabri
Manufacturer
Biogen Inc.
HCPCS Dosage
1 MG
Billing Units
300.0000
1
NDC Products
asp
Pricing Source
Medicare Part B drugs are reimbursed at ASP + 6%. Pricing updates quarterly based on manufacturer-reported data.