All ICD10 Codes

N30.9

Non-Billable
ChapterN00–N99
Ranksubcategory
Official Description

Cystitis, unspecified

Use a more specific code (2 billable)
N30.90Cystitis, unspecified without hematuriaN30.91Cystitis, unspecified with hematuria
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 14: Diseases of the Genitourinary System (N00-N99).
General instructions are available for the parent sections:
View CH14 NotesView N30-N39 NotesView N30 Notes

Clinical Hierarchy

BillableHas subcodes
CH14Diseases of the genitourinary system (N00-N99)
N30-N39Other diseases of the urinary system (N30-N39)
N30Cystitis
N30.9Cystitis, unspecifiedNot billable
N30.90Cystitis, unspecified without hematuriaBillable
N30.91Cystitis, unspecified with hematuriaBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to N30.9:

blockN30-N39
Other diseases of the urinary system (N30-N39)
View context instructions
chapterCH14
Diseases of the genitourinary system (N00-N99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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