C38

Non-Billable
ChapterC00–D49
Rankcategory
Official Description

Malignant neoplasm of heart, mediastinum and pleura

Metadata & Insights
  • 2026 ICD-10-CM Edition - Effective October 1, 2025.
  • Non-billable category (requires more specific sub-code).
  • Chapter 2: Neoplasms (C00-D49).

C30-C39 Parent Instructions

Includes
  • malignant neoplasm of middle ear
Excludes1(Not coded here)
  • mesothelioma (C45.-)

Instructional Notes

Excludes1(Not coded here)
  • mesothelioma (C45.-)

Clinical Hierarchy

CH2Neoplasms (C00-D49)
C30-C39Malignant neoplasms of respiratory and intrathoracic organs (C30-C39)
C38Malignant neoplasm of heart, mediastinum and pleura
C38.0Malignant neoplasm of heart
C38.1Malignant neoplasm of anterior mediastinum
C38.2Malignant neoplasm of posterior mediastinum
C38.3Malignant neoplasm of mediastinum, part unspecified
C38.4Malignant neoplasm of pleura
C38.8Malignant neoplasm of overlapping sites of heart, mediastinum and pleura

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to C38:

blockC30-C39
Malignant neoplasms of respiratory and intrathoracic organs (C30-C39)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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