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 09U00
Supplement Right External Ear with Synth Sub, Open Approach
Supplement R Ext Ear with Synth Sub, Extern Approach
Supplement Right External Ear with Autol Sub, Open Approach
Supplement R Ext Ear with Nonaut Sub, Extern Approach
Supplement R Ext Ear with Autol Sub, Extern Approach
Supplement Right External Ear with Nonaut Sub, Open Approach