Sprain of chondrosternal joint, subsequent encounter

This code signifies a sprain affecting the joint where a rib cartilage meets the sternum, specifically when the patient is receiving follow-up care for this injury. It indicates an injury to the ligaments supporting the chondrosternal articulation, resulting in pain and tenderness in the chest wall.

Apply this code for patients presenting for ongoing treatment, such as physical therapy, re-evaluation, or medication management, for a previously diagnosed chondrosternal joint sprain. This would include scenarios where the initial injury has been addressed, and the patient is now in the healing or recovery phase.

• Ensure documentation clearly states "subsequent encounter" or indicates ongoing treatment for the sprain.
• Distinguish from initial encounters (A) or sequela (S) codes based on the patient's current stage of care.
• Verify laterality if specified in the clinical notes, though this particular code does not include laterality.