N64.59: Other signs and symptoms in breast
N64.59 is the billable ICD-10-CM diagnosis code for Other signs and symptoms in breast. It is a fully specified code, so it can be reported on a claim (subject to clinical documentation and your payer's rules).
Frequently asked questions
What is ICD-10-CM code N64.59?
N64.59 is the ICD-10-CM diagnosis code for Other signs and symptoms in breast. It belongs to category N64 (Other disorders of breast).
Is N64.59 a billable code?
Yes. N64.59 is a billable, fully specified ICD-10-CM code, so it can be used on a claim (subject to documentation and payer rules).
What category does N64.59 belong to?
N64.59 is part of ICD-10-CM category N64 — Other disorders of breast, which has 26 billable codes.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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