Is C78.0 a billable code?
No. C78.0 is a header code that groups 3 more specific codes. Use one of the billable codes listed on this page instead.
ICD-10-CM FY2027 diagnosis code
C78.0: Secondary malignant neoplasm of lung
Header code: not billableValid for dates of service October 1, 2026 to September 30, 2027
C78.0 groups related diagnoses under secondary malignant neoplasm of lung. It cannot be used on a claim by itself. Choose the billable code below that matches the patient's record.
Billable codes under C78.0
- C78.00Secondary malignant neoplasm of unspecified lung
- C78.01Secondary malignant neoplasm of right lung
- C78.02Secondary malignant neoplasm of left lung
Other codes in C78 Secondary malignant neoplasm of respiratory and digestive organs
- C78.1Secondary malignant neoplasm of mediastinum
- C78.2Secondary malignant neoplasm of pleura
- C78.3Secondary malignant neoplasm of other and unspecified respiratory organsheader
- 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 organsheader
C78.0 questions
What does C78.0 mean?
C78.0 is the ICD-10-CM code for Secondary malignant neoplasm of lung. It is in chapter 2, Neoplasms (C00-D49).
Code titles come from the official ICD-10-CM files published by the CDC National Center for Health Statistics. Always check payer rules and the clinical record before billing.