D47.09: Other mast cell neoplasms of uncertain behavior
D47.09 is the billable ICD-10-CM diagnosis code for Other mast cell neoplasms of uncertain behavior. 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 D47.09?
D47.09 is the ICD-10-CM diagnosis code for Other mast cell neoplasms of uncertain behavior. It belongs to category D47 (Other neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue).
Is D47.09 a billable code?
Yes. D47.09 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 D47.09 belong to?
D47.09 is part of ICD-10-CM category D47 — Other neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue, which has 22 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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