Co-Principal Investigator, Centers for Medicare and Medicaid Services, Baltimore, MD, USA, Disease Management Demonstration Evaluation, CMS grant from 2004 to 2009

Co-Principal Investigator, Centers for Medicare and Medicaid Services, Baltimore, MD, USA, Quality Incentive Payment Demonstration Evaluation, CMS grant from 2004 to 2009

Co-Principal Investigator, Centers for Disease Control, Atlanta, GA, USA, Chronic Kidney Disease Registry, CDC grant from 2006 to 2009

Co-Principal Investigator, Centers for Medicare and Medicaid Services, Baltimore, MD, USA, End Stage Renal Disease Core Performance Measures, CMS grant from 2006 to 2016