C69.1 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
C69.10
Malignant neoplasm of unspecified cornea
Billable
10
C69.11
Malignant neoplasm of right cornea
Billable
10
C69.12
Malignant neoplasm of left cornea
Billable