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2. ICD-10 Codes
3. Chapter - C00-D49
4. Section - D37-D48
5. Category - D47
6. D47.02

D47.02 - Systemic mastocytosis

• Applicable to Systemic mastocytosis
• The 2025 edition of ICD10-CM D47.02 became effective on October 1, 2024.
• This is the American ICD10-CM version of D47.02 - other international versions of ICD10 D47.02 may differ.
• D47.02 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

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

Type 1 Excludes

• aggressive systemic mastocytosis (C96.21)
• mast cell leukemia (C94.3-)

codeAlso

• , 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)

The following codes above D47.02 contain annotation back-references that may be applicable to D47.02:

• Chapter: C00-D49 - Neoplasms
• Section: D37-D48 - Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes
• Category: D47 - Other neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.