Via The Centers for Medicare and Medicaid Services (CMS):
A calculation error has been identified for the three assessment-based quality measures reported on the SNF QRP Facility- and Resident-Level QM report and the SNF QRP Review and Correct reports (NQF #0678, NQF #0674, and NQF #2631). Duplicate stays and invalid admission dates can appear on these reports. View the PDF on the SNF Quality Reporting Program Data Submission Deadlines webpage for more information.