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N20.1

Billable

Calculus of ureter

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

A ureteral stone is a kidney stone that has moved into the ureter (the tube carrying urine from kidney to bladder) and may cause severe pain and blockage.

Coding Tips

  • •Specify laterality (right or left ureter) in documentation
  • •Document whether the stone is causing hydronephrosis or obstruction

Code Hierarchy

└N20Calculus of kidney and ureter└N20.1Calculus of ureter
└N20.1Calculus of ureter

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