The Body Part Mastoid Sinus, Left is identified by letter "C" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 099C
Drainage of Left Mastoid Sinus with Drain Dev, Perc Approach
Drainage of Left Mastoid Sinus, Perc Endo Approach, Diagn
Drainage of Left Mastoid Sinus, Endo, Diagn
Drainage of Left Mastoid Sinus with Drain Dev, Via Opening
Drainage of Left Mastoid Sinus, Endo
Drainage of Left Mastoid Sinus with Drain Dev, Open Approach
Drainage of Left Mastoid Sinus, Percutaneous Approach
Drainage of Left Mastoid Sinus, Via Opening, Diagn
Drainage of Left Mastoid Sinus, Open Approach, Diagnostic
Drainage of Left Mastoid Sinus, Perc Endo Approach
Drainage of Left Mastoid Sinus with Drainage Device, Endo
Drainage of Left Mastoid Sinus, Open Approach
Drainage of Left Mastoid Sinus, Via Opening
Drainage of Left Mastoid Sinus, Percutaneous Approach, Diagn
Drain of L Mastoid Sinus with Drain Dev, Perc Endo Approach