Oth fx upr end l rad, subs for opn fx type 3A/B/C w malunion

This code signifies a fracture in the upper portion of the left radius, specifically an "other" type of fracture, meaning it's not a Torus, Salter-Harris, or Monteggia fracture. The patient is in a subsequent phase of care, and the initial injury was a severe open fracture (Type IIIA, IIIB, or IIIC) that has now healed in an imperfect alignment, known as malunion.

Apply this code when documenting follow-up care for a patient who previously sustained a severe open fracture of the proximal left radius, and imaging or clinical assessment confirms that the bone has healed with a noticeable deformity or angulation. This would be used for ongoing management, rehabilitation, or evaluation of the malunion.

• Ensure documentation clearly specifies "left" radius and the "upper end" to differentiate from other radial fractures.
• Confirm the original fracture was an open fracture type IIIA, IIIB, or IIIC, and that malunion is explicitly documented.
• This code is for subsequent encounters; an initial encounter for the malunion or the original fracture would use different codes.