ICD-10-CM > V00-Y99 > V20-V29 > V28 > V28.3 > V28.39 V28.39 Person boarding or alighting other motorcycle injured in noncollision transport accident Non-Billable/Non-Specific Codes V28.39XA..., initial encounterV28.39XD..., subsequent encounterV28.39XS..., sequela