Greenstick fx shaft of unsp ulna, subs for fx w routn heal

This code describes a greenstick fracture affecting the shaft of the ulna, where the specific side (left or right) is not documented. A greenstick fracture is an incomplete break in a long bone, common in children, where one side of the bone is fractured and the other side is bent. The "subsequent encounter" indicates that the patient is receiving follow-up care for a fracture that is healing routinely.

This code is appropriate for follow-up visits where a child is being monitored for a greenstick fracture of the ulnar shaft, and the physician notes normal healing progression. It would be used when the initial injury occurred previously, and the current visit is for cast checks, X-ray review showing callus formation, or general assessment of routine recovery. This code is specifically for cases where the laterality of the ulna was not specified in the medical record.

• Ensure documentation clearly states "greenstick fracture" and "ulna shaft" with routine healing for subsequent encounters.
• Only use this code when the laterality (left or right) of the ulna is not specified in the medical record.
• Verify that the encounter is for follow-up care and not the initial treatment of the fracture.