Other mechanical complication of internal fixation device of bone of left lower leg, initial encounter

T84.197A (“Other mechanical complication of internal fixation device of bone of left lower leg, initial encounter”) is a diagnosis code that identifies a specific condition, injury, or finding on a medical claim in the ICD-10-CM code set. Whether it is billed — and whether a payer covers it — depends on the clinical setting, documentation, and plan rules.