ICD-10-CM C38: Malignant neoplasm of heart, mediastinum and pleura

ICD-10-CM Diagnosis Code (2025)

Official Description for C38

Malignant neoplasm of heart, mediastinum and pleura

Coding Notes & Guidelines for C38

Excludes1: Not Coded Here

mesothelioma (C45.-)

Excludes1: Not Coded Here

malignant neoplasm of great vessels (C49.3)

Inclusion Terms

Malignant neoplasm of pericardium

Child Codes (More Specific Codes for C38):

C38.0 - Malignant neoplasm of heart C38.1 - Malignant neoplasm of anterior mediastinum C38.2 - Malignant neoplasm of posterior mediastinum C38.3 - Malignant neoplasm of mediastinum, part unspecified C38.4 - Malignant neoplasm of pleura C38.8 - Malignant neoplasm of overlapping sites of heart, mediastinum and pleura

About ICD-10-CM Code C38 (Malignant neoplasm of heart)

ICD-10-CM code C38 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM C38 became effective on October 1, 2024.

This page provides detailed information about C38 - Malignant neoplasm of heart, mediastinum and pleura. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Malignant neoplasm of heart related to mediastinum and pleura.