CPT code 50390 denotes percutaneous aspiration or drainage of a renal cyst, often combined with injection of a sclerotic agent such as acetic acid or ethanol. This minimally invasive procedure addresses symptomatic renal cysts that cause abdominal pain, recurrent urinary symptoms, or hematuria. Nationally, the code is relevant for ambulatory surgical care, interventional radiology workflows, and outpatient cost and utilization monitoring for benign renal cyst management.

Key payers discussed include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise overview of clinical intent and sites of service, typical payer coverage considerations, and the operational context for billing and reporting. The publication provides benchmarks for utilization and allowed services where available, notes common billing modifiers, and outlines clinical context for use of sclerotherapy agents in cyst aspiration.

This summary is intended for health plan analysts, practice managers, and clinical billing staff seeking a national perspective on coding, clinical application, and payer relevance for CPT code 50390. Data not available in the input is explicitly identified in the detailed sections.