The Approach External is identified by letter "X" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0994X
Drainage of Left External Auditory Canal, Perc Approach
Drain of L Ext Auditory Canal with Drain Dev, Open Approach
Drainage of Left External Auditory Canal, Endo
Drain L Ext Auditory Canal w Drain Dev, Extern
Drainage of Left External Auditory Canal, Via Opening, Diagn
Drainage of L Ext Auditory Canal, Open Approach, Diagn
Drainage of L Ext Auditory Canal, Perc Endo Approach, Diagn
Drainage of L Ext Auditory Canal, Extern Approach, Diagn
Drain L Ext Auditory Canal w Drain Dev, Perc Endo
Drainage of Left External Auditory Canal, Perc Endo Approach
Drainage of Left External Auditory Canal, Via Opening
Drainage of L Ext Auditory Canal with Drain Dev, Endo
Drainage of L Ext Auditory Canal, Perc Approach, Diagn
Drainage of Left External Auditory Canal, Open Approach
Drain of L Ext Auditory Canal with Drain Dev, Perc Approach