DenominatorPatients 18 years of age and older who were diagnosed with acute myocardial infarction (AMI), coronary artery bypass graft (CABG) or percutaneous coronary interventions (PCI) in the 12 months prior to the measurement period, OR who had an active diagnosis of ischemic vascular disease (IVD) during the measurement period     (MSSP 2018)
NumeratorActive medication of aspirin or another antiplatelet prescribed during the measurement year (MSSP 2018)
Exclusion/Exception• Patients who had documentation of use of anticoagulant medications overlapping the measurement year.
• Patients whose hospice care overlaps the measurement period.