N13 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Obstructive and reflux uropathy.
loading content...
Loading children...
loading versions...
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)
Hydronephrosis with ureteropelvic junction obstruction
Hydronephrosis with ureteral stricture, not elsewhere classified
Hydronephrosis with renal and ureteral calculous obstruction
Other and unspecified hydronephrosis
Hydroureter
Crossing vessel and stricture of ureter without hydronephrosis
Pyonephrosis
Vesicoureteral-reflux
Other obstructive and reflux uropathy
Obstructive and reflux uropathy, unspecified
No changes
No changes
No changes
No changes
No changes
No changes
No changes
No changes
Code changed
No changes
New code