The Approach External is identified by letter "X" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0WF9X
Fragmentation in Right Pleural Cavity, Open Approach
Fragmentation in Right Pleural Cavity, Percutaneous Approach
Fragmentation in Right Pleural Cavity, External Approach
Fragmentation in Right Pleural Cavity, Perc Endo Approach