| Saving Young Lives | Vice Chair | 2019 - Present |
| Blood Purification | Associate Editor | 2014 - Present |
| International Society of Nephrology, Continuing Medical Education Programs | Chair | 2013 - 2019 |
| Connecticut Foundation for Better Health | President | 2013 - 2017 |
| International Society of Peritoneal Dialysis, North American Chapter (Connecticut) | Co-Chair | 2008 - 2011 |
| International Society of Nephrology, Peritoneal Dialysis Committee | Chair | 2006 - 2009 |
| International Society of Peritoneal Dialysis | Member | 2005 - Present |
| National Kidney Foundation | Member | 2005 - Present |
| Peritoneal Dialysis International | Editorial Board | 2004 - Present |
| International Society of Peritoneal Dialysis | Council Member | 2002 - 2006 |
| Yale Physician Hospital Organization | Board of Directors | 1996 - 2001 |
| International Society of Nephrology | Member | 1988 - Present |
| Acquivos de Medicine | Editorial Board | 1986 - 1996 |
| American Society of Nephrology | Member | 1973 - Present |