N13.0
✓ Billable
Hydronephrosis with ureteropelvic junction obstruction
ICD-10-CM · FY2026 · Diseases of the Genitourinary System
Code
N13.0
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Diseases of the Genitourinary System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code N13.0?
ICD-10-CM code N13.0 represents Hydronephrosis with ureteropelvic junction obstruction. It is a billable diagnosis code in the Diseases of the Genitourinary System chapter, effective October 1, 2025 – September 30, 2026.
Is N13.0 billable?
Yes. N13.0 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is N13.0 in?
N13.0 belongs to the Diseases of the Genitourinary System chapter (N00–N99) of ICD-10-CM.
Related codes in the N13 category
N13
Obstructive and reflux uropathy
Non-billable
N13.1
Hydronephrosis with ureteral stricture, not elsewhere classified
Billable
N13.2
Hydronephrosis with renal and ureteral calculous obstruction
Billable
N13.3
Other and unspecified hydronephrosis
Non-billable
N13.4
Hydroureter
Billable
N13.5
Crossing vessel and stricture of ureter without hydronephrosis
Billable
N13.6
Pyonephrosis
Billable
N13.7
Vesicoureteral-reflux
Non-billable
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