C96.2
⚠ Non-billable
Malignant mast cell neoplasm
ICD-10-CM · FY2026 · Neoplasms
Code
C96.2
System
ICD-10-CM
Billable
No — use specific code
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 C96.2?
ICD-10-CM code C96.2 represents Malignant mast cell neoplasm. It is a non-billable header code requiring a more specific subcategory in the Neoplasms chapter, effective October 1, 2025 – September 30, 2026.
Is C96.2 billable?
No. C96.2 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is C96.2 in?
C96.2 belongs to the Neoplasms chapter (C00–D49) of ICD-10-CM.
Related codes in the C96 category
C96
Other and unspecified malignant neoplasms of lymphoid, hematopoietic and related tissue
Non-billable
C96.0
Multifocal and multisystemic (disseminated) Langerhans-cell histiocytosis
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C96.4
Sarcoma of dendritic cells (accessory cells)
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C96.5
Multifocal and unisystemic Langerhans-cell histiocytosis
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C96.6
Unifocal Langerhans-cell histiocytosis
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C96.A
Histiocytic sarcoma
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C96.Z
Other specified malignant neoplasms of lymphoid, hematopoietic and related tissue
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C96.9
Malignant neoplasm of lymphoid, hematopoietic and related tissue, unspecified
Billable
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