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 07C80
Extirpate matter from Int Mamm, R Lymph, Perc Endo
Extirpation of Matter from Int Mamm, R Lymph, Open Approach
Extirpation of Matter from Int Mamm, R Lymph, Perc Approach