ICD-10-CM > Z00-Z99 > Z40-Z53 > Z44 > Z44.0 > Z44.02 Z44.02 Encounter for fitting and adjustment of partial artificial arm Non-Billable/Non-Specific Codes Z44.021Encounter for fitting and adjustment of partial artificial right armZ44.022Encounter for fitting and adjustment of partial artificial left armZ44.029Encounter for fitting and adjustment of partial artificial arm, unspecified arm