HCPCS Level II code

Q5123Injection, rituximab-arrx, biosimilar, (riabni), 10 mg

HCPCS Level IIVerified Sep 5, 2026

Medicare payment

No national Medicare fee schedule we hold prices Q5123 — the Physician Fee Schedule lists it with status indicator E (2026 file). CMS fee schedules ↗

Code definition

Code

Q5123

Code system

HCPCS Level II

Full description

Injection, rituximab-arrx, biosimilar, (riabni), 10 mg

Policy activity for HCPCS Q5123

CLV Intelligence is tracking 2 policy changes that cite HCPCS Q5123 most recently on 2026-06-05, drawn from 1 LCD/NCD coverage update and 1 proposed LCD. The changes span Oncology. 1 is flagged critical or high priority.

LCD/NCD coverage update
1
proposed LCD
1

Counts reflect the source documents CLV has matched to HCPCS Q5123 to date; each links to the government publication that is authoritative. Monitored daily from CMS, the Federal Register, and Medicare Administrative Contractor publications.

Recent policy changes matched to Q5123

Matched to this code by CLV analysis of each policy. The linked source document is authoritative.

Proposed LCD DL39297: Off-label Use of Rituximab and Rituximab Biosimilars — NGS

Oncology

Government source· CMS / MACverify ↗
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Audit documentation

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