C78.0
C78.0 — Secondary malignant neoplasm of lung
Non-billable headerICD-10-CM
C78.0 is a non-billable header ICD-10-CM code for secondary malignant neoplasm of lung. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
C78.0 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead C78.0
3 child codes. Green means billable.
Related codes at this level
Codes that share C78. If C78.0 is not quite right, the correct code is usually one of these.
- C78.1Secondary malignant neoplasm of mediastinum
- C78.2Secondary malignant neoplasm of pleura
- C78.3Secondary malignant neoplasm of other and unspecified respiratory organs
- C78.4Secondary malignant neoplasm of small intestine
- C78.5Secondary malignant neoplasm of large intestine and rectum
- C78.6Secondary malignant neoplasm of retroperitoneum and peritoneum
- C78.7Secondary malignant neoplasm of liver and intrahepatic bile duct
- C78.8Secondary malignant neoplasm of other and unspecified digestive organs
Questions about C78.0
- Is C78.0 a billable ICD-10-CM code?
- No. C78.0 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does C78.0 sit in the tabular list?
- Neoplasms (C00-D49), in the block Malignant neoplasms of ill-defined, other secondary and unspecified sites (C76-C80).