HCPCS Code Q5121: Injection, Infliximab‑axxq (Avsola®), Biosimilar, 10 mg

HCPCS code Q5121 covers infliximab-axxq (Avsola®) IV infusion for autoimmune diseases like rheumatoid arthritis, Crohn’s, and ulcerative colitis.

Use Code

Frequently asked questions

Infliximab is used to treat autoimmune diseases characterized by inflammation, including Crohn’s disease, ulcerative colitis, rheumatoid arthritis, ankylosing spondylitis, psoriatic arthritis, and plaque psoriasis.

The CPT codes for REMICADE (infliximab) infusion are 96413 for the first hour of infusion and 96415 for each additional hour. The drug itself is billed with HCPCS code J1745 (Injection, infliximab, 10 mg, excluding biosimilars).

Semaglutide injection is generally coded using HCPCS codes related to the specific drug product (such as OZEMPIC or WEGOVY). It is administered subcutaneously, and drug injection CPT codes like 96372 (injection of drug or substance under skin or into muscle) may apply for the administration procedure.