D48.6
Non-billableNeoplasm of uncertain behavior of breast
D48.6 is the ICD-10-CM code for Neoplasm of uncertain behavior of breast. It is a non-billable category code — use a more specific child code such as D48.60 for billing.
C00-D49 Neoplasms
What this means — in plain language
MedlinePlus · NIHWhat are breast diseases? Breast diseases include various conditions and changes in your breast. Most women experience breast changes at some time. Your age, hormone levels, and medicines you take may cause lumps, bumps, and discharges of fluids that are not breast milk. Although many women fear cancer , most breast changes are benign, meaning they are not cancer. These breast changes are known as benign breast…
Read more about Breast Diseases at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Neoplasm of uncertain behavior of connective tissue of breast
- •Cystosarcoma phyllodes
Excludes1 — not coded here
- •neoplasm of uncertain behavior of skin of breast (D48.5)
Frequently asked questions
- What is ICD-10 code D48.6?
- D48.6 is the ICD-10-CM code for "Neoplasm of uncertain behavior of breast". It falls under C00-D49 Neoplasms.
- Is D48.6 a billable code?
- No — D48.6 is a non-billable header code. Use a more specific child code (such as D48.60) for billing.
- What are the subcodes of D48.6?
- D48.6 has 3 more specific child codes, including D48.60, D48.61, D48.62.
- What is excluded from D48.6?
- Excludes1 (not coded here): neoplasm of uncertain behavior of skin of breast (D48.5).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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