| V28.31 | Person boarding or alighting an electric (assisted) bicycle injured in noncollision transport accident | NON-BILLABLE CODE |
| V28.31XA | Person boarding or alighting an electric (assisted) bicycle injured in noncollision transport accident, initial encounter | BILLABLE CODE |
| V28.31XD | Person boarding or alighting an electric (assisted) bicycle injured in noncollision transport accident, subsequent encounter | BILLABLE CODE |
| V28.31XS | Person boarding or alighting an electric (assisted) bicycle injured in noncollision transport accident, sequela | BILLABLE CODE |
| V28.39 | Person boarding or alighting other motorcycle injured in noncollision transport accident | NON-BILLABLE CODE |
| V28.39XA | Person boarding or alighting other motorcycle injured in noncollision transport accident, initial encounter | BILLABLE CODE |
| V28.39XD | Person boarding or alighting other motorcycle injured in noncollision transport accident, subsequent encounter | BILLABLE CODE |
| V28.39XS | Person boarding or alighting other motorcycle injured in noncollision transport accident, sequela | BILLABLE CODE |
