Calculus of kidney and ureter N20

  • N20 should not be used for reimbursement purposes. Please select a more specific diagnosis below.
  • The 2019 edition of ICD-10-CM N20 became effective on October 1, 2018.
  • This is the American ICD-10-CM version of N20 - other international versions of ICD-10 N20 may differ.
Applicable To:
  • Calculous pyelonephritis
Type 1 Excludes:
  • nephrocalcinosis (E83.5)
  • that with hydronephrosis (N13.2)

Codes: = Billable

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.