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 0GNP0
Release Left Inferior Parathyroid Gland, Perc Endo Approach
Release Left Inferior Parathyroid Gland, Open Approach
Release Left Inferior Parathyroid Gland, Perc Approach