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 0MN8X
Release Left Hand Bursa and Ligament, Percutaneous Approach
Release Left Hand Bursa and Ligament, Open Approach
Release Left Hand Bursa and Ligament, External Approach
Release Left Hand Bursa and Ligament, Perc Endo Approach