The Body Part Thumb, Right is identified by letter "L" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0X6L
Detachment at Right Thumb, Mid, Open Approach
Detachment at Right Thumb, Low, Open Approach
Detachment at Right Thumb, Complete, Open Approach
Detachment at Right Thumb, High, Open Approach