Section G is one of the most inaccurately coded sections of the MDS 3.0. This is primarily due to the inaccuracy of the supporting documentation for Activities of Daily Living (ADLs).
Improper coding related to activities of daily living is common, causing providers to lose significant Medicare reimbursements, a coding expert said during a McKnight's Super Tuesday webcast. "The biggest coding error I find is undercoding," said Mary-Beth Newell, RN, vice president of clinical reimbursement at Post Acute Consulting. "Undercoding is much more prevalent than overcoding."