ICD-10-CM > C00-D49 > C60-C63 > C62 > C62.0 C62.0 Malignant neoplasm of undescended testis Non-Billable/Non-Specific Applicable To Malignant neoplasm of ectopic testisMalignant neoplasm of retained testis Codes C62.00Malignant neoplasm of unspecified undescended testisC62.01Malignant neoplasm of undescended right testisC62.02Malignant neoplasm of undescended left testis