The Chartis Group and National Association of Health Services Executives (NAHSE) Partner to Address Health Disparities Together, Chartis and NAHSE created a framework, through research and insights from prominent Black healthcare leaders, that healthcare organizations can use to promote social justice and reduce health disparities in their communities. News provided by Share this article Share this article CHICAGO, May 25, 2021 /PRNewswire/ -- The Chartis Group, a leading healthcare advisory and analytics firm, together with NAHSE, a non-profit association that promotes the advancement and development of Black healthcare leaders, today released a comprehensive report providing guidance for hospitals, health systems, and healthcare organizations to promote social justice and reduce health disparities in their communities.