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 03C00
Extirpation of Matter from R Int Mamm Art, Perc Approach
Extirpation of Matter from R Int Mamm Art, Open Approach
Extirpate of Matter from R Int Mamm Art, Perc Endo Approach