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 02C70
Extirpation of Matter from Left Atrium, Open Approach
Extirpation of Matter from Left Atrium, Perc Approach
Extirpation of Matter from Left Atrium, Perc Endo Approach