Oncology/Hematology Coding:
Look to This Excludes Note for Correct Lymphatic KS Coding
Published on Tue Sep 15, 2026
Question: I am confused about how to code for Kaposi sarcoma (KS) of the lymph nodes. Specifically, the oncologist has documented KS of the lymphatic system and the lymph nodes. Do I use C46.1, C46.3, or both? Revenue Cycle Insider Subscriber Answer: According to the
American Cancer Society, KS “is a type of cancer that starts in the cells lining [...]