HCPCS A4321 — Cath therapeutic irrig agent (2026 RVU Values)

HCPCS code A4321 (Cath therapeutic irrig agent) is published in the 2026 CMS Physician Fee Schedule. Use this page as a reference for billing, productivity tracking, and compensation modeling.

Related references

• Add HCPCS A4321 to the RVU calculator
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