Daniel Mullen is a seasoned operations executive with more than 30 years of experience transforming healthcare organizations across payer, provider, and healthcare technology environments. His career spans senior leadership roles at some of the most recognized names in the industry, including UnitedHealth Group, Optum, and Anthem, where he built high-performing global teams, drove enterprise-wide operational improvements, and delivered measurable outcomes across workforce management, analytics, and process transformation. Most recently, he served as SVP of Innovation, Product Strategy and Analytics at ABOUT Healthcare, partnering with hospital systems to improve patient flow and operational performance. As COO at MRIoA, Daniel leads operational strategy with a focus on seamless execution, client outcomes, and technology-enabled efficiency. Daniel is an Industrial Engineer and a Master Back Belt in Six Sigma methodology and holds a Master of Business Administration in International Business.