All ICD10 Codes

R92.34

Non-Billable
ChapterR00–R99
Ranksubcategory
Official Description

Mammographic extreme density of breast

Use a more specific code (3 billable)
R92.341Mammographic extreme density, right breastR92.342Mammographic extreme density, left breastR92.343Mammographic extreme density, bilateral breasts
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 18: Symptoms, Signs and Abnormal Clinical and Laboratory Findings (R00-R99).

Instructional Notes

Includes
  • Breast density category within Imaging Reporting and Data System (BI-RADS): D
General instructions are available for the parent sections:
View CH18 NotesView R90-R94 NotesView R92.3 Notes

Clinical Hierarchy

BillableHas subcodes
CH18Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
R90-R94Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94)
R92Abnormal and inconclusive findings on diagnostic imaging of breast
R92.3Mammographic density found on imaging of breast
R92.34Mammographic extreme density of breastNot billable
R92.341Mammographic extreme density, right breastBillable
R92.342Mammographic extreme density, left breastBillable
R92.343Mammographic extreme density, bilateral breastsBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to R92.34:

subcategoryR92.3
Mammographic density found on imaging of breast
View context instructions
blockR90-R94
Abnormal findings on diagnostic imaging and in function studies, without diagnosis (R90-R94)
View context instructions
chapterCH18
Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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