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 0RRX0
Replace of L Finger Phalanx Jt with Synth Sub, Open Approach
Replace L Finger Phalanx Jt w Nonaut Sub, Open
Replace of L Finger Phalanx Jt with Autol Sub, Open Approach