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N23

Billable

Unspecified renal colic

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

What This Code Means

Severe pain in the side or back caused by a kidney stone when the specific type or location of the stone is not identified.

Coding Tips

  • •Use this code only when stone composition and location are truly unknown
  • •If imaging confirms stone presence, use a more specific N20-N21 code instead

Code Hierarchy

└N23Unspecified renal colic
└N23Unspecified renal colic

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