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 09B50
Excision of Right Middle Ear, Endo, Diagn
Excision of Right Middle Ear, Open Approach
Excision of Right Middle Ear, Open Approach, Diagnostic
Excision of Right Middle Ear, Endo