C94.3
Non-billableMast cell leukemia
Mast cell leukemia
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Status
Non-billable / Header
Chapter
2: NeoplasmsBlock
C81-C96
Parent Code
C94Child Codes
3
ICD-11 Mapping
1 equivalentCoding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Child Codes (3)
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(18)
UMLS
- Leukemia, Mast CellC0023461
- Leukemia, Mast-CellC0023461
- Leukemias, Mast-CellC0023461
- MAST CELL LEUKEMIAC0023461
- Mast Cell LeukemiaC0023461
- Mast cell leukaemiaC0023461
- Mast cell leukaemia (clinical)C0023461
- Mast cell leukemiaC0023461
- Mast cell leukemia (clinical)C0023461
- Mast cell leukemia (disorder)C0023461
- Mast cell leukemia (morphologic abnormality)C0023461
- Mast cell leukemia NOSC0023461
- Mast-Cell LeukemiaC0023461
- Mast-Cell LeukemiasC0023461
- Mastocytic leukaemiaC0023461
- Mastocytic leukemiaC0023461
- mast cell leukaemiaC0023461
- mast cell leukemiaC0023461
Frequently Asked Questions
What is the ICD-10 code for mast cell leukemia?
The ICD-10-CM code for mast cell leukemia is C94.3. The full clinical description is "Mast cell leukemia". C94.3 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code C94.3 mean?
ICD-10-CM code C94.3 represents “Mast cell leukemia”. It is classified under Chapter 2: Neoplasms and is a non-billable header code. Use a more specific child code for billing purposes.
Is C94.3 a billable code?
No, C94.3 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 3 child codes under C94.3.
What chapter is C94.3 in?
C94.3 is in Chapter 2: Neoplasms (codes C00-D49).
What codes cannot be used with C94.3?
C94.3 has Excludes1 notes indicating codes that cannot be used together with it, including: leukemic reticuloendotheliosis (C91.4-); myelodysplastic syndromes (D46.-); personal history of leukemia (Z85.6); and 1 more.
What are the subcategories under C94.3?
C94.3 has 3 child codes, including: C94.30 (Mast cell leukemia not having achieved remission), C94.31 (Mast cell leukemia, in remission), C94.32 (Mast cell leukemia, in relapse).
What are the UMLS CUIs for C94.3?
C94.3 is linked to 1 UMLS Concept Unique Identifier: C0023461. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does C94.3 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like mast cell leukemia affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of C94.3?
C94.3 maps to the ICD-11 code: 2A21.00 (Mast cell leukaemia).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.