C94.30: Mast cell leukemia not having achieved remission
C94.30 is the billable ICD-10-CM diagnosis code for Mast cell leukemia not having achieved remission. 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 C94.30?
C94.30 is the ICD-10-CM diagnosis code for Mast cell leukemia not having achieved remission. It belongs to category C94 (Other leukemias of specified cell type).
Is C94.30 a billable code?
Yes. C94.30 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 C94.30 belong to?
C94.30 is part of ICD-10-CM category C94 — Other leukemias of specified cell type, which has 32 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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