CPT® 74420, Under Diagnostic Radiology (Diagnostic Imaging) Procedures of the Urinary Tract

The Current Procedural Terminology (CPT®) code 74420 as maintained by American Medical Association, is a medical procedural code under the range - Diagnostic Radiology (Diagnostic Imaging) Procedures of the Urinary Tract.

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The provider images the urinary tract by performing a retrograde urography, also known as a retrograde pyelography in which he inserts the radiopaque contrast material through a catheter so that it enters against the normal flow of liquid into the kidney and ureters. The provider usually performs this procedure to investigate any upper urinary tract obstruction.

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