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N20 - Calculus of kidney and ureter


The ICD 10 Code for Calculus of kidney and ureter is listed as N20.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: N20
Description: Calculus of kidney and ureter
  • Calculous pyelonephritis
  • Excludes1: nephrocalcinosis (E83.5)
  • that with hydronephrosis (N13.2)
Chapter Diseases of the genitourinary system (N00-N99)
ICD-10-CM Children (deeper level / typically more specific) of N20:
N20.0 - Calculus of kidney
N20.1 - Calculus of ureter
N20.2 - Calculus of kidney with calculus of ureter
N20.9 - Urinary calculus, unspecified