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R92.34

Non-billable

Mammographic extreme density of breast

R92.34 is the ICD-10-CM code for Mammographic extreme density of breast. It is a non-billable category code — use a more specific child code such as R92.341 for billing.

Status
Header (non-billable)
Chapter
R00-R99
Parent
R92.3
Subcodes
3
Edition
FY2026

R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

Includes

  • •Breast Imaging Reporting and Data System (BI-RADS): D
  • •Breast Imaging Reporting and Data System (BI-RADS): 4

Frequently asked questions

What is ICD-10 code R92.34?
R92.34 is the ICD-10-CM code for "Mammographic extreme density of breast". It falls under R00-R99 Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified.
Is R92.34 a billable code?
No — R92.34 is a non-billable header code. Use a more specific child code (such as R92.341) for billing.
What are the subcodes of R92.34?
R92.34 has 3 more specific child codes, including R92.341, R92.342, R92.343.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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