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 0U2DX
Change Other Device in Uterus and Cervix, External Approach
Change Contracep Dev in Uterus & Cervix, Extern Approach
Change Drainage Device in Uterus and Cervix, Extern Approach