The Approach Open is identified by number "0" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 05CH0
Extirpation of Matter from Left Hand Vein, Open Approach
Extirpation of Matter from L Hand Vein, Perc Endo Approach
Extirpation of Matter from Left Hand Vein, Perc Approach