ICD-10-CM > Z00-Z99 > Z40-Z53 > Z44 > Z44.1 > Z44.12 Z44.12 Encounter for fitting and adjustment of partial artificial leg Non-Billable/Non-Specific Codes Z44.121Encounter for fitting and adjustment of partial artificial right legZ44.122Encounter for fitting and adjustment of partial artificial left legZ44.129Encounter for fitting and adjustment of partial artificial leg, unspecified leg