Unsp fx fourth metacarpal bone, right hand, init for opn fx

This code signifies an open fracture of the fourth metacarpal bone in the right hand, where the specific type of fracture (e.g., transverse, oblique) is not documented. An open fracture indicates that the skin and soft tissue overlying the fracture site have been compromised, exposing the bone. This code is used for the initial treatment of such an injury.

This code is appropriate for the initial encounter of a patient presenting with a right fourth metacarpal fracture that has an associated open wound, but the physician documentation does not specify the fracture pattern. This would be used when the patient is first seen for definitive treatment of the injury.

• Ensure documentation clearly states "right hand" and "fourth metacarpal."
• Verify the encounter is "initial" for this specific injury; subsequent care would use a different encounter character.
• Confirm the fracture is explicitly documented as "open" or has an associated wound exposing the bone.