Nondisp commnt fx shaft of ulna, unsp arm, 7thB

This code signifies a fracture of the ulna's shaft that is broken into multiple pieces (comminuted) but remains in its anatomical position (nondisplaced). It specifically applies to an open fracture, meaning the skin was broken, and is an initial encounter for treatment.

This code is appropriate for the initial inpatient or outpatient encounter for a patient presenting with a newly diagnosed comminuted, nondisplaced fracture of the ulnar shaft, where the fracture is open (Type I or II). It should be used when the patient is receiving active treatment for the fracture.

• Ensure documentation specifies "nondisplaced" and "comminuted" for the ulnar shaft.
• Verify the fracture is explicitly documented as an "open fracture type I or II" and that this is the patient's initial encounter for this specific injury.
• Later encounters for routine healing or follow-up will require a different seventh character.