The Body Part Upper Lip is identified by number "0" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to 0C00
Alteration of Upper Lip with Nonaut Sub, Extern Approach
Alteration of Upper Lip, External Approach
Alteration of Upper Lip with Autol Sub, Extern Approach
Alteration of Upper Lip with Synth Sub, Extern Approach