2022 ICD-10-CM Code D47.09

Other mast cell neoplasms of uncertain behavior

Version 2021

Valid for Submission

ICD-10:D47.09
Short Description:Other mast cell neoplasms of uncertain behavior
Long Description:Other mast cell neoplasms of uncertain behavior

Code Classification

  • Neoplasms (C00–D48)
    • Neoplasms of uncertain behavior, polycythemia vera and myelodysplastic syndromes (D37-D48)
      • Oth neoplm of uncrt behav of lymphoid, hematpoetc & rel tiss (D47)

D47.09 is a billable diagnosis code used to specify a medical diagnosis of other mast cell neoplasms of uncertain behavior. The code D47.09 is valid during the fiscal year 2022 from October 01, 2021 through September 30, 2022 for the submission of HIPAA-covered transactions.

The ICD-10-CM code D47.09 might also be used to specify conditions or terms like localized extracutaneous mastocytosis, mast cell disorder, mast cell neoplasm, mastocytoma or systemic mast cell disease.

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code D47.09:


Inclusion Terms

Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code D47.09 are found in the index:

Approximate Synonyms

The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:

Replacement Code

D4709 replaces the following previously assigned ICD-10 code(s):

Convert D47.09 to ICD-9 Code

The General Equivalency Mapping (GEM) crosswalk indicates an approximate mapping between the ICD-10 code D47.09 its ICD-9 equivalent. The approximate mapping means there is not an exact match between the ICD-10 code and the ICD-9 code and the mapped code is not a precise representation of the original code.

Code History

  • FY 2021 - No Change, effective from 10/1/2020 through 9/30/2021
  • FY 2020 - No Change, effective from 10/1/2019 through 9/30/2020
  • FY 2019 - No Change, effective from 10/1/2018 through 9/30/2019
  • FY 2018 - No Change, effective from 10/1/2017 through 9/30/2018