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 0QC20
Extirpation of Matter from R Pelvic Bone, Perc Endo Approach
Extirpation of Matter from Right Pelvic Bone, Perc Approach
Extirpation of Matter from Right Pelvic Bone, Open Approach