C38.0 is the authoritative medical code for Malignant neoplasm of heart. This classification is used in medical billing and clinical recording to specify the clinical criteria for malignant neoplasm of heart (ICD-10-CM C38.0), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Malignant neoplasm of heart is a billable ICD-10-CM diagnosis code C38.0. Includes: malignant neoplasm of middle ear. Inclusion terms: Malignant neoplasm of pericardium. Excludes1 (not coded here): malignant neoplasm of great vessels C49.3; mesothelioma C45.-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for C38.0 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- malignant neoplasm of middle ear
Inclusion Terms
Alternative terms the tabular list files under this code.
- Malignant neoplasm of pericardium
Excludes1 — Not Coded Here
Conditions that can never be reported with this code; the two are mutually exclusive.
- malignant neoplasm of great vessels C49.3
- mesothelioma C45.-
Frequently Asked Questions (FAQ) & Clinical Guidance
What can't be coded together with C38.0?
Per Excludes1 instructions, C38.0 must not be reported with: malignant neoplasm of great vessels (C49.3); mesothelioma (C45.-).
What conditions are included under C38.0?
Malignant neoplasm of heart includes: Malignant neoplasm of pericardium.
Codes in This Family (6)
Official ICD-10-CM classifications in the same code family as C38.0, with their registry titles.
- C38 — Malignant neoplasm of heart, mediastinum and pleura
- 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
Neoplasm Table Sites (8)
Anatomical sites from the official ICD-10-CM Table of Neoplasms that map to this code, with the matching behavior column.
- Neoplasm, neoplastic, atrium, cardiac — Malignant, Primary
- Neoplasm, neoplastic, endocardium — Malignant, Primary
- Neoplasm, neoplastic, epicardium — Malignant, Primary
- Neoplasm, neoplastic, heart — Malignant, Primary
- Neoplasm, neoplastic, myocardium — Malignant, Primary
- Neoplasm, neoplastic, myopericardium — Malignant, Primary
- Neoplasm, neoplastic, pericardium — Malignant, Primary
- Neoplasm, neoplastic, ventricle (cerebral) (floor) (lateral) (third), cardiac (left) (right) — Malignant, Primary
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code C39.0
Malignant neoplasm of upper respiratory tract, part unspecified
ICD Code C40.0
Malignant neoplasm of scapula and long bones of upper limb