Fracture of mandible, unsp, init encntr for open fracture

This code signifies a break in the lower jawbone where the skin and/or mucous membrane has been compromised, exposing the fracture site to the external environment. The specific location or type of mandibular fracture is not documented, and this represents the initial treatment for the injury.

Apply this code for a patient presenting with an open mandibular fracture for the first time. Documentation should clearly state "open fracture" and "mandible," without specifying the exact site (e.g., condyle, body, angle). This code is appropriate for emergency department visits or initial hospital admissions for this injury.

• Ensure documentation explicitly states "open fracture" to differentiate from closed fractures.
• If the specific site of the mandibular fracture is known (e.g., condylar, symphysis), a more specific code should be used.
• This code is for the initial encounter; subsequent encounters for the same fracture will require a different seventh character.