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ICD-10-CM Current in FY 2027

N13.0

Hydronephrosis with ureteropelvic junction obstruction

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where N13.0 sits in the official hierarchy. Each level is the code it is classified under.

  1. N13 Parent Obstructive and reflux uropathy
  2. N13.0 This code Hydronephrosis with ureteropelvic junction obstruction

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Inclusion Terms

Hydronephrosis due to acquired occlusion of ureteropelvic junction

Excludes2

calculus of kidney and ureter without hydronephrosis ( N20 .-)

Inherited from N13 — Obstructive and reflux uropathy

Excludes2

Hydronephrosis with ureteropelvic junction obstruction due to calculus ( N13.2 )

Excludes2

congenital obstructive defects of renal pelvis and ureter (Q62.0-Q62.3)

Inherited from N13 — Obstructive and reflux uropathy

Excludes2

hydronephrosis with ureteropelvic junction obstruction ( Q62.11 )

Inherited from N13 — Obstructive and reflux uropathy

Excludes2

obstructive pyelonephritis ( N11.1 )

Inherited from N13 — Obstructive and reflux uropathy

Version History

How N13.0 appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Hydronephrosis with ureteropelvic junction obstruction

  2. FY 2026 Effective

    Unchanged

    Hydronephrosis with ureteropelvic junction obstruction

Related Codes

Other codes under N13

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

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