The Body Part Sacrum is identified by number "1" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0QC1
Extirpation of Matter from Sacrum, Open Approach
Extirpation of Matter from Sacrum, Perc Endo Approach
Extirpation of Matter from Sacrum, Percutaneous Approach