2025
ICD-10-CM
Diagnosis
Code

D47.02 Systemic mastocytosis

Billable
2018–2025

D47.02 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Systemic mastocytosis.

Inclusion term

Indolent systemic mastocytosis
Isolated bone marrow mastocytosis
Smoldering systemic mastocytosis
Systemic mastocytosis, with an associated hematological non-mast cell lineage disease (SM-AHNMD)

Code also

If applicable, any associated hematological non-mast cell lineage disease, such as:

Acute myeloid leukemia (C92.6-, C92.A-)
Chronic myelomonocytic leukemia (C93.1-)
Essential thrombocytosis (D47.3)
Hypereosinophilic syndrome (D72.1)
Myelodysplastic syndrome (D46.9)
Myeloproliferative syndrome (D47.1)
Non-Hodgkin lymphoma (C82-C85)
Plasma cell myeloma (C90.0-)
Polycythemia vera (D45)

Type 1 excludes

Aggressive systemic mastocytosis (C96.21)
Mast cell leukemia (C94.3-)

Versions

2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
New code