CPT® 50431, Under Other Renal Introduction (Injection/Change/Removal) Procedures

The Current Procedural Terminology (CPT®) code 50431 as maintained by American Medical Association, is a medical procedural code under the range - Other Renal Introduction (Injection/Change/Removal) Procedures.

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The provider uses an existing access route and injects contrast material into the ureters (ureterogram) or kidney (nephrostogram) to analyze the internal structures of the kidneys, renal pelvis, and/or ureters using imaging guidance. The provider typically performs this procedure to assess nephrostomy or pyelostomy tube function, identify blockage in the ureteropelvic junction, or check for urine leakage around the tube insertion site. The procedure covers the complete diagnostic procedure and all radiological supervision and interpretation.

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