N64.8

Non-Billable
ChapterN00–N99
Ranksubcategory
Official Description

Other specified disorders of breast

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:

Clinical Hierarchy

BillableHas subcodes
CH14Diseases of the genitourinary system (N00-N99)
N60-N65Disorders of breast (N60-N65)
N64Other disorders of breast
N64.8Other specified disorders of breastNot billable
N64.81Ptosis of breastBillable
N64.82Hypoplasia of breastBillable
N64.89Other specified disorders of breastBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to N64.8:

categoryN64
Other disorders of breast
View context instructions
blockN60-N65
Disorders of breast (N60-N65)
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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