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 0CU1X
Supplement Lower Lip with Autol Sub, Extern Approach
Supplement Lower Lip with Nonaut Sub, Open Approach
Supplement Lower Lip with Synth Sub, Open Approach
Supplement Lower Lip with Autol Sub, Open Approach
Supplement Lower Lip with Synth Sub, Extern Approach
Supplement Lower Lip with Synth Sub, Perc Approach
Supplement Lower Lip with Nonaut Sub, Extern Approach
Supplement Lower Lip with Nonaut Sub, Perc Approach
Supplement Lower Lip with Autol Sub, Perc Approach