The Device No Device is identified by letter "Z" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0H93XZ
Drainage of Left Ear Skin, External Approach
Drainage of Left Ear Skin, External Approach, Diagnostic
Drainage of Left Ear Skin with Drain Dev, Extern Approach