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N20.9

Billable

Urinary calculus, unspecified

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

What This Code Means

An unspecified urinary stone indicates a calculus somewhere in the urinary system where the exact location has not been clearly identified.

Coding Tips

  • Use this code only when the specific location of the stone cannot be determined
  • Query imaging reports or provider documentation to identify the stone location for more specific coding

Code Hierarchy

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