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D47.0 - Histiocytic and mast cell tumors of uncertain behavior


The ICD 10 Code for Histiocytic and mast cell tumors of uncertain behavior is listed as D47.0.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: D47.0
Description: Histiocytic and mast cell tumors of uncertain behavior
  • Indolent systemic mastocytosis
  • Mast cell tumor NOS
  • Mastocytoma NOS
  • Excludes1: malignant mast cell tumor (C96.2)
  • mastocytosis (congenital) (cutaneous) (Q82.2)
Diagnostic Related Groups
(MS-DRG v30.0)
820 - Lymphoma & Leukemia W Major O.r. Procedure W Mcc
821 - Lymphoma & Leukemia W Major O.r. Procedure W Cc
822 - Lymphoma & Leukemia W Major O.r. Procedure W/o Cc/mcc
823 - Lymphoma & Non-acute Leukemia W Other O.r. Proc W Mcc
824 - Lymphoma & Non-acute Leukemia W Other O.r. Proc W Cc
825 - Lymphoma & Non-acute Leukemia W Other O.r. Proc W/o Cc/mcc
840 - Lymphoma & Non-acute Leukemia W Mcc
841 - Lymphoma & Non-acute Leukemia W Cc
842 - Lymphoma & Non-acute Leukemia W/o Cc/mcc
Chapter Neoplasms (C00-D49)
Block Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes (D37-D48)
Parent D47 - Other neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code: 238.5 - Neoplasm of uncertain behavior of histiocytic and mast cells
ICD-10-CM Siblings (same level / similar specificity) of D47.0:
D47.1 - Chronic myeloproliferative disease
D47.2 - Monoclonal gammopathy
D47.3 - Essential (hemorrhagic) thrombocythemia
D47.4 - Osteomyelofibrosis
D47.9 - Neoplasm of uncertain behavior of lymphoid, hematopoietic and related tissue, unspecified
D47.Z - Other specified neoplasms of uncertain behavior of lymphoid, hematopoietic and related tissue