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 0U2HX
Change Other Device in Vagina & Cul-de-sac, Extern Approach
Change Pessary in Vagina and Cul-de-sac, External Approach
Change Drain Dev in Vagina & Cul-de-sac, Extern Approach