C78.3 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
Short description: Secondary malignant neoplasm of and unsp respiratory organs
The 2023 edition of ICD-10-CM C78.3 became effective on October 1, 2022.
This is the American ICD-10-CM version of C78.3 – other international versions of ICD-10 C78.3 may differ.