The Body Part Lower Leg, Left is identified by letter "J" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0YJJ
Inspection of Left Lower Leg, Open Approach
Inspection of Left Lower Leg, Perc Endo Approach
Inspection of Left Lower Leg, Percutaneous Approach
Inspection of Left Lower Leg, External Approach