The Body Part Renal Vein, Left is identified by letter "B" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 06CB
Extirpation of Matter from L Renal Vein, Perc Endo Approach
Extirpation of Matter from Left Renal Vein, Open Approach
Extirpation of Matter from Left Renal Vein, Perc Approach