Help with medical billing questions

A 12-year-old boy presents with his father to the ER due to open wounds to his arm, hand, and upper leg. The injury occurred when the boy fell on a barbed-wire forearm, right hand, and left thigh. Procedure: Suture repair of the following: single-layer closure, 4.0cm, forearm, layered closure, 3.0cm, hand; 6.0 simple repair, thigh.