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HomeICD-10 CodesN13
ICD-10-CM
Non-billable

N13

Classification
Category:Diseases of the genitourinary system
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Coding Guidance
N13 should not be used for reimbursement purposes as there are more specific codes below it that contain a greater level of detail.
Excludes 2

More Specific Codes

N13.0
Hydronephrosis with ureteropelvic junction obstruction
N13.1
Hydronephrosis with ureteral stricture, not elsewhere classified
N13.2
Hydronephrosis with renal and ureteral calculous obstruction
N13.3
Other and unspecified hydronephrosis
N13.4
Hydroureter
N13.5
Crossing vessel and stricture of ureter without hydronephrosis
N13.6
Pyonephrosis
N13.7
Vesicoureteral-reflux
N13.8
Other obstructive and reflux uropathy
N13.9
Obstructive and reflux uropathy, unspecified

External Resources

2025 ICD-10 guidelines from CMS.gov