Exposure to other animate mechanical forces, subs encntr

This code describes an injury or adverse effect resulting from contact with or impact by an animate mechanical force, such as an animal, that is not specifically classified elsewhere. It indicates that the patient is receiving follow-up care for an injury that occurred previously.

This code is appropriate for encounters where a patient presents for ongoing treatment, rehabilitation, or evaluation of complications related to an injury caused by an unlisted animate mechanical force. Examples include follow-up for a wound infection from an unidentifiable animal bite, or physical therapy for a sprain sustained while being knocked over by a large animal.

• Always sequence this as a secondary code, following the primary code for the specific injury.
• Ensure the encounter is truly "subsequent" and not the initial treatment for the injury.
• Verify that no more specific external cause code exists for the animate mechanical force involved.