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 0RND0
Release Left Temporomandibular Joint, External Approach
Release Left Temporomandibular Joint, Percutaneous Approach
Release Left Temporomandibular Joint, Open Approach
Release Left Temporomandibular Joint, Perc Endo Approach