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Urology Coding:

Add Modifier 50 for Bilateral Renal Tumor Ablations

Published on Mon Dec 22, 2025

Question: Over the past few months, I’ve had several op notes that show the urologist performed percutaneous radiofrequency (RF) ablations or cryotherapy ablations of renal tumors on both kidneys. How do I report these procedures? Georgia Subscriber Answer: Assign 50592 (Ablation, 1 or more renal tumor(s), percutaneous, unilateral, radiofrequency) to report the RF ablation of the renal tumors. Use 50593 [...]
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