C94.30
✓ Billable
Mast cell leukemia not having achieved remission
ICD-10-CM · FY2026 · Neoplasms
Code
C94.30
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Neoplasms
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code C94.30?
ICD-10-CM code C94.30 represents Mast cell leukemia not having achieved remission. It is a billable diagnosis code in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.
Is C94.30 billable?
Yes. C94.30 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is C94.30 in?
C94.30 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.
Related codes in the C94 category
C94
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C94.0
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C94.2
Acute megakaryoblastic leukemia
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C94.3
Mast cell leukemia
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C94.4
Acute panmyelosis with myelofibrosis
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C94.6
Myelodysplastic disease, not elsewhere classified
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Other specified leukemias
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C94.00
Acute erythroid leukemia, not having achieved remission
Billable
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