Health Services Advisory Group, Inc. (HSAG) is a quality innovation network-quality improvement organization (QIN-QIO) and external quality review organization (EQRO). Founded in 1979, HSAG improves healthcare quality for Medicare and Medicaid beneficiaries. Services include Medicare quality improvement, Medicaid external quality review, and end-stage renal disease network management. Their target audience includes healthcare providers, patients, and families. HSAG's unique selling proposition is its comprehensive approach to quality improvement, offering expertise and resources to enhance patient outcomes across diverse healthcare settings. They partner with organizations like CMS to advance healthcare quality initiatives[1][3][5].