Unsp fx low end r femr, subs for opn fx type I/2 w malunion

This code signifies a previously sustained, unspecified fracture of the lower end of the right femur that was initially an open fracture of type I or II. The current encounter addresses a complication where the bone has healed in an abnormal alignment, known as malunion.

Use this code for follow-up visits or hospitalizations where a patient is being treated for a malunion of a prior open type I or II fracture of the distal right femur. This applies when the original fracture type was documented, but the specific fracture pattern (e.g., supracondylar, condylar) was not.

• Ensure documentation clearly states "malunion" and specifies the original fracture as "open type I or II."
• Verify the laterality (right femur) is explicitly documented.
• Confirm the fracture location is the "lower end" or "distal" femur, without further specification of the fracture type.