D38: Neoplasm of uncertain behavior of middle ear and respiratory and intrathoracic organs

Codes under D38 (Neoplasm of uncertain behavior of middle ear and respiratory and intrathoracic organs). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
D38.0	Neoplasm of uncertain behavior of larynx	✓
D38.1	Neoplasm of uncertain behavior of trachea, bronchus and lung	✓
D38.2	Neoplasm of uncertain behavior of pleura	✓
D38.3	Neoplasm of uncertain behavior of mediastinum	✓
D38.4	Neoplasm of uncertain behavior of thymus	✓
D38.5	Neoplasm of uncertain behavior of other respiratory organs	✓
D38.6	Neoplasm of uncertain behavior of respiratory organ, unspecified	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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