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ICD-10-CM 2027

ICD-10 code for site classification mesothelioma

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Mesothelioma (malignant) › site classification”. Page updated September 29, 2026.

About coding site classification mesothelioma

The official ICD-10-CM index doesn't give a single default code for site classification mesothelioma; the code depends on the details below.

More specific site classification mesothelioma codes (official index)

  • liver C45.7 — Mesothelioma of other sites
  • lung C45.7 — Mesothelioma of other sites
  • mediastinum C45.7 — Mesothelioma of other sites
  • mesentery C45.1 — Mesothelioma of peritoneum
  • mesocolon C45.1 — Mesothelioma of peritoneum
  • omentum C45.1 — Mesothelioma of peritoneum
  • pericardium C45.2 — Mesothelioma of pericardium
  • peritoneum C45.1 — Mesothelioma of peritoneum
  • pleura C45.0 — Mesothelioma of pleura
  • parietal C45.0 — Mesothelioma of pleura
  • retroperitoneum C45.7 — Mesothelioma of other sites
  • specified site NEC C45.7 — Mesothelioma of other sites
  • unspecified C45.9 — Mesothelioma, unspecified

Common questions about site classification mesothelioma ICD-10 codes

What is the ICD-10 code for liver site classification mesothelioma?

C45.7 — Mesothelioma of other sites.

What is the ICD-10 code for lung site classification mesothelioma?

C45.7 — Mesothelioma of other sites.

What is the ICD-10 code for mediastinum site classification mesothelioma?

C45.7 — Mesothelioma of other sites.

What is the ICD-10 code for mesentery site classification mesothelioma?

C45.1 — Mesothelioma of peritoneum.

What is the ICD-10 code for mesocolon site classification mesothelioma?

C45.1 — Mesothelioma of peritoneum.

What is the ICD-10 code for omentum site classification mesothelioma?

C45.1 — Mesothelioma of peritoneum.

What is the ICD-10 code for pericardium site classification mesothelioma?

C45.2 — Mesothelioma of pericardium.