| D38 | Neoplasm of uncertain behavior of middle ear and respiratory and intrathoracic organs | NON-BILLABLE CODE |
| D38.0 | Neoplasm of uncertain behavior of larynx | BILLABLE CODE |
| D38.1 | Neoplasm of uncertain behavior of trachea, bronchus and lung | BILLABLE CODE |
| D38.3 | Neoplasm of uncertain behavior of mediastinum | BILLABLE CODE |
| D38.4 | Neoplasm of uncertain behavior of thymus | BILLABLE CODE |
| D38.5 | Neoplasm of uncertain behavior of other respiratory organs | BILLABLE CODE |
| D38.6 | Neoplasm of uncertain behavior of respiratory organ, unspecified | BILLABLE CODE |
