1. D15 Benign neoplasm of other and unspecified intrathoracic organs

    1. D15.0 Benign neoplasm of thymus

    2. D15.1 Benign neoplasm of heart

    3. D15.2 Benign neoplasm of mediastinum

    4. D15.7 Benign neoplasm of other specified intrathoracic organs

    5. D15.9 Benign neoplasm of intrathoracic organ, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.