Oth fx left femur, subs for opn fx type 3A/B/C w delay heal

This code signifies a fracture of the left femur, other than those specifically classified as shaft, neck, or intertrochanteric, that was initially an open fracture of severe type (IIIA, IIIB, or IIIC). The "subsequent encounter" aspect indicates the patient is receiving ongoing care for this specific fracture, and "delayed healing" points to a complication where the bone is not mending at the expected rate.

Apply this code when a patient with a previously diagnosed severe open fracture of the left femur (not neck, shaft, or intertrochanteric) presents for follow-up care, and the physician documents that the fracture is experiencing delayed healing. This would include scenarios where the patient is undergoing continued treatment, such as cast changes, physical therapy, or surgical intervention, due to the slow healing process.

• Ensure documentation clearly specifies "left femur" and that the initial injury was an "open fracture type IIIA, IIIB, or IIIC."
• Verify that the encounter is for ongoing management of the fracture and that "delayed healing" is explicitly stated or clearly implied by the clinical context.
• Do not use this code for initial treatment or for fractures that are healing normally or have achieved nonunion/malunion (which have separate codes).