Current
C37 — Malignant neoplasm of thymus
Part of Chapter 2: Neoplasms , block Malignant neoplasms of respiratory and intrathoracic organs (C30-C39) .
Official Notes
Excludes1
malignant carcinoid tumor of the thymus ( C7A.091 )
Child Codes
C37 has no child codes in the FY 2027 release -- it is used on its own.
Referenced By
Official notes on these codes cite C37.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS