Sowmya Viswanathan (Dartmouth Hitchcock Health) Sowmya Viswanathan, MD, MBA, MHCM oversees the operations of the Accountable Care Organization and various facets of Population Health at Dartmouth Hitchcock Health System. She leads the efforts of Network integration, performance measures and operational plans for Dartmouth Health’s Flagship hospital, the community group practices, and affiliate hospitals. She has direct oversight over implementation strategies to succeed under the newer value-based reimbursement models. She completed her residency in Internal Medicine at Boston University Residency Program. She also earned a Masters degree in Health Care Management from Harvard University and an MBA from University of Massachusetts.