The Approach Open is identified by number "0" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0MN90
Release R Up Extrem Bursa/Lig, Open Approach
Release R Up Extrem Bursa/Lig, Perc Approach
Release R Up Extrem Bursa/Lig, Extern Approach
Release R Up Extrem Bursa/Lig, Perc Endo Approach