The Body Part Skin, Buttock is identified by number "8" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0H98
Drainage of Buttock Skin, External Approach, Diagnostic
Drainage of Buttock Skin, External Approach
Drainage of Buttock Skin with Drain Dev, Extern Approach