U.S. ICD-10-CM · FY 2027

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

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

C38

Malignant neoplasm of heart, mediastinum and pleura

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where C38 sits

  1. 1

    Chapter 2

    Neoplasms (C00-D49)

  2. 2

    Section

    Malignant neoplasms of respiratory and intrathoracic organs (C30-C39)

  3. 3

    Category C38

    Malignant neoplasm of heart, mediastinum and pleura

  4. 4

    Code C38

    Malignant neoplasm of heart, mediastinum and pleura

More specific choices

Codes under C38

C38 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for C38.

Code first

No “code first” instruction is listed for C38.

Use additional code

No “use additional code” instruction is listed for C38.

Excludes1

Conditions that should not be reported together with this code.

  • mesothelioma (C45.-)

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for C38.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code C38 mean?

C38 is the FY 2027 U.S. ICD-10-CM code for “Malignant neoplasm of heart, mediastinum and pleura.”

Is C38 a billable or specific ICD-10-CM code?

No. C38 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is C38 located in ICD-10-CM?

C38 is listed in Chapter 2, Neoplasms (C00-D49), within Malignant neoplasms of respiratory and intrathoracic organs (C30-C39) (C30–C39), under category C38, Malignant neoplasm of heart, mediastinum and pleura.

What coding notes are listed for C38?

No inclusion terms are listed for C38 in this reference record. No code-first instruction is listed. Excludes1 notes: mesothelioma (C45.-). No Excludes2 note is listed.

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