N13.9
✓ BillableObstructive and reflux uropathy, unspecified
Diseases of the genitourinary system (N00-N99)
Also Known As
Urinary tract obstruction NOS
⚠️ Excludes2
inherited from N13Rules from parent category N13: Obstructive and reflux uropathy
- • calculus of kidney and ureter without hydronephrosis (N20.-)
- • congenital obstructive defects of renal pelvis and ureter (Q62.0-Q62.3)
- • hydronephrosis with ureteropelvic junction obstruction (Q62.11)
- • obstructive pyelonephritis (N11.1)
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CodeN13.9
BillableYes
ParentN13
CategoryDiseases of the genitourinary system (N00-N99)
Excludes10 rule(s)
Excludes24 note(s)
Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)