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
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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