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Diagnosis Code

C45.9 MESOTHELIOMA, UNSPECIFIED


Code Information

Diagnosis Code: C45.9

Short Description: Mesothelioma, unspecified

Long Description: Mesothelioma, unspecified

The code C45.9 is VALID for claim submission

Code Classification:

  • Neoplasms (C00–D49)
    • Malignant neoplasms of mesothelial and soft tissue (C45-C49)
      • Mesothelioma (C45)
        • C45.9 Mesothelioma, unspecified

Code Version: 2022 ICD-10-CM


Synonyms

  • Malignant tumor of mesothelial tissue
  • Mesothelioma
  • Neoplasm of mesothelial tissue
  • Primary malignant mesothelioma

Diagnostic Related Group(s)

The code C45.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Myeloproliferative Disorders Or Poorly Differentiated Neoplasms With Major O.r. Procedures With Mcc (826)
  • Myeloproliferative Disorders Or Poorly Differentiated Neoplasms With Major O.r. Procedures With Cc (827)
  • Myeloproliferative Disorders Or Poorly Differentiated Neoplasms With Major O.r. Procedures Without Cc/mcc (828)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
C45.9 Right Arrow 199.1 Malignant neoplasm NOS

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
C45 Mesothelioma
C45.0 Mesothelioma of pleura
C45.1 Mesothelioma of peritoneum
C45.2 Mesothelioma of pericardium
C45.7 Mesothelioma of other sites

This page was last updated on: 10/1/2023

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