C94.3
Header — not billableMast cell leukemia
The ICD-10 code for mast cell leukemia is C94.3.
C94.3 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 3 more specific codes below.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- C94.0Acute erythroid leukemianon-billable header
- C94.2Acute megakaryoblastic leukemianon-billable header
- C94.4Acute panmyelosis with myelofibrosisnon-billable header
- C94.6Myelodysplastic disease, not elsewhere classified
- C94.8Other specified leukemiasnon-billable header
- C94.3Mast cell leukemianon-billable header