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 0FFCX
Fragmentation in Ampulla of Vater, Perc Endo Approach
Fragmentation in Ampulla of Vater, Via Opening
Fragmentation in Ampulla of Vater, Endo
Fragmentation in Ampulla of Vater, Open Approach
Fragmentation in Ampulla of Vater, External Approach
Fragmentation in Ampulla of Vater, Percutaneous Approach