Oth osteopor w crnt path fx, unsp low leg, 7thK

This code signifies a patient diagnosed with osteoporosis, experiencing a current pathological fracture in an unspecified lower leg bone (e.g., tibia, fibula). The "subsequent encounter" indicates the patient is receiving follow-up care for the fracture, and "nonunion" specifies that the fracture has failed to heal properly.

Use this code for follow-up visits where a patient with underlying osteoporosis is being treated for a lower leg pathological fracture that has not united. Documentation should clearly state the presence of osteoporosis, a current pathological fracture of the lower leg, and evidence of nonunion during a subsequent encounter.

• Ensure documentation explicitly states "pathological fracture" and "nonunion" for accurate code assignment.
• Verify the encounter type is "subsequent" and not initial or sequela.
• Always code the underlying osteoporosis first, if applicable, as the primary diagnosis when the fracture is a manifestation.