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 04CB0
Extirpation of Matter from Inf Mesent Art, Perc Approach
Extirpation of Matter from Inf Mesent Art, Open Approach
Extirpate of Matter from Inf Mesent Art, Perc Endo Approach