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 08CY0
Extirpation of Matter from Left Lacrimal Duct, Endo
Extirpation of Matter from Left Lacrimal Duct, Perc Approach
Extirpation of Matter from Left Lacrimal Duct, Open Approach
Extirpation of Matter from Left Lacrimal Duct, Via Opening