The Body Part Pons is identified by letter "B" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 00CB
Extirpation of Matter from Pons, Open Approach
Extirpation of Matter from Pons, Perc Endo Approach
Extirpation of Matter from Pons, Percutaneous Approach