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 0GNG0
Release Left Thyroid Gland Lobe, Open Approach
Release Left Thyroid Gland Lobe, Percutaneous Approach
Release Left Thyroid Gland Lobe, Perc Endo Approach