D15.9 Benign neoplasm of intrathoracic organ, unspecified

Billable ICD-10-CM code, FY2026.

Applies from D15 Benign neoplasm of other and unspecified intrathoracic organs

Excludes1 (never code together)

• benign neoplasm of mesothelial tissue (D19.-)

MS-DRG index

Defines the logic of DRG(s) 180-182 in MDC 04.

Approximate ICD-9-CM (GEMs)

• 212.9 Benign neoplasm of respiratory and intrathoracic organs, site unspecified (approximate)

Nearby codes

• D15 Benign neoplasm of other and unspecified intrathoracic organs
• D15.0 Benign neoplasm of thymus
• D15.1 Benign neoplasm of heart
• D15.2 Benign neoplasm of mediastinum
• D15.7 Benign neoplasm of other specified intrathoracic organs
• D15.9 Benign neoplasm of intrathoracic organ, unspecified (this code)