ICD-10 Diagnosis Code C49.A9

Gastrointestinal stromal tumor of other sites

Diagnosis Code C49.A9

ICD-10: C49.A9
Short Description: Gastrointestinal stromal tumor of other sites
Long Description: Gastrointestinal stromal tumor of other sites
This is the 2018 version of the ICD-10-CM diagnosis code C49.A9

Valid for Submission
The code C49.A9 is valid for submission for HIPAA-covered transactions.

Code Classification
  • Neoplasms (C00–D48)
    • Malignant neoplasms of mesothelial and soft tissue (C45-C49)
      • Malignant neoplasm of other connective and soft tissue (C49)

Information for Medical Professionals

Diagnostic Related Groups
The diagnosis code C49.A9 is grouped in the following Diagnostic Related Group(s) (MS-DRG V34.0)

  • 542 - PATHOLOGICAL FRACTURES AND MUSCULOSKELETAL AND CONNECTIVE TISSUE MALIGNANCY WITH MCC
  • 543 - PATHOLOGICAL FRACTURES AND MUSCULOSKELETAL AND CONNECTIVE TISSUE MALIGNANCY WITH CC
  • 544 - PATHOLOGICAL FRACTURES AND MUSCULOSKELETAL AND CONNECTIVE TISSUE MALIGNANCY WITHOUT CC/MCC

Convert to ICD-9 Additional informationCallout TooltipGeneral Equivalence Map
The ICD-10 and ICD-9 GEMs are used to facilitate linking between the diagnosis codes in ICD-9-CM and the new ICD-10-CM code set. The GEMs are the raw material from which providers, health information vendors and payers can derive specific applied mappings to meet their needs.

Replacement Code Additional informationCallout TooltipReplacement Code
The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2017. This is a new and revised code for the FY 2018 (October 1, 2017-September 30, 2018).

This code replaces the following previously assigned ICD-10 code(s) listed below:
  • C49.6 - Malignant neoplasm of conn and soft tissue of trunk, unsp


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