ICD-10-CM > C00-D49 > D49-D49 > D49 > D49.8 D49.8 Neoplasm of unspecified behavior of other specified sites Non-Billable/Non-Specific Type 1 Excludes neoplasm of unspecified behavior of eyelid (skin) (D49.2)neoplasm of unspecified behavior of eyelid cartilage (D49.2)neoplasm of unspecified behavior of great vessels (D49.2)neoplasm of unspecified behavior of optic nerve (D49.7) Codes D49.81Neoplasm of unspecified behavior of retina and choroidD49.89Neoplasm of unspecified behavior of other specified sites