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 04C40
Extirpation of Matter from Splenic Artery, Open Approach
Extirpation of Matter from Splenic Artery, Perc Approach
Extirpation of Matter from Splenic Art, Perc Endo Approach