2017 ICD-10-CM Diagnosis Code S81.811A. Laceration without foreign body, right lower leg, initial encounter. S81.811A is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. This is the American ICD-10-CM version of S81.811A. Other international versions of ICD-10 S81.811A may differ.