The Body Part Cranial Cavity 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 0WF1
Fragmentation in Cranial Cavity, External Approach
Fragmentation in Cranial Cavity, Perc Endo Approach
Fragmentation in Cranial Cavity, Percutaneous Approach
Fragmentation in Cranial Cavity, Open Approach