ICD-10-CM>C00-D49>C64-C68>C65C65Malignant neoplasm of renal pelvisNon-Billable/Non-SpecificIncludesmalignant neoplasm of pelviureteric junctionmalignant neoplasm of renal calycesCodesC65.1Malignant neoplasm of right renal pelvisC65.2Malignant neoplasm of left renal pelvisC65.9Malignant neoplasm of unspecified renal pelvis