ICD-10-CM Book 2026 Edition

Chapters ICD-10-CM Book Table of Content /
chapter 14 N00-N99 Diseases of the genitourinary system /
N10-N16 Renal tubulo-interstitial diseases /
N13 Obstructive and reflux uropathy

  Billable ICD-10-CM Code N13.4
N13.4
Hydroureter
excludes1
congenital hydroureter (Q62.3-)
hydroureter with infection (N13.6)
vesicoureteral-reflux with hydroureter (N13.73-)