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 0CB1X
Excision of Lower Lip, Percutaneous Approach
Excision of Lower Lip, Open Approach, Diagnostic
Excision of Lower Lip, External Approach
Excision of Lower Lip, Open Approach
Excision of Lower Lip, External Approach, Diagnostic
Excision of Lower Lip, Percutaneous Approach, Diagnostic