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 0RNX0
Release Left Finger Phalangeal Joint, Open Approach
Release Left Finger Phalangeal Joint, External Approach
Release Left Finger Phalangeal Joint, Percutaneous Approach
Release Left Finger Phalangeal Joint, Perc Endo Approach