N13.4

Billable
ChapterN00–N99
Ranksubcategory
Official Description

Hydroureter

Metadata & Insights
  • Billable/specific code (valid for reimbursement).
  • Chapter 14: Diseases of the Genitourinary System (N00-N99).

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • congenital hydroureter (Q62.3-)
  • hydroureter with infection (N13.6)
  • vesicoureteral-reflux with hydroureter (N13.73-)
General instructions are available for the parent sections:

Clinical Hierarchy

BillableHas subcodes
CH14Diseases of the genitourinary system (N00-N99)
N10-N16Renal tubulo-interstitial diseases (N10-N16)
N13Obstructive and reflux uropathy
N13.4HydroureterBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to N13.4:

categoryN13
Obstructive and reflux uropathy
View context instructions
blockN10-N16
Renal tubulo-interstitial diseases (N10-N16)
View context instructions
chapterCH14
Diseases of the genitourinary system (N00-N99)
View context instructions

MS-DRG Classification

2026 v43.1

Cross Reference

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