ICD-10-CM Code For Malignant Neoplasm Of Ureter: Group Overview
The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group C66 includes malignant neoplasms originating in the ureter, covering primary ureteral cancers and specified laterality when documented. These ICD-10-CM diagnosis codes are used to document clinical encounters for diagnosis, treatment planning, and monitoring of tumor involvement of the ureter, capturing site specificity and laterality. Accurate coding within the ICD-10-CM C66 group supports proper claim adjudication.
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ICD-10-CM C66: Malignant Neoplasm Of Ureter Overview
The ICD-10-CM C66 diagnosis group represents malignant tumors arising in the ureter, part of the urinary tract that connects the kidney to the bladder. These codes target neoplastic conditions of the ureter and surrounding urinary structures and are used across oncology, urology, and pathology documentation. Accurate coding is important for reflecting disease site and extent, supporting appropriate claim adjudication and clinical data integrity.