ICD-10-CM > V00-Y99 > V80-V89 > V86 > V86.6 > V86.66 V86.66 Passenger of dirt bike or motor/cross bike injured in nontraffic accident Non-Billable/Non-Specific Codes V86.66XA..., initial encounterV86.66XD..., subsequent encounterV86.66XS..., sequela