NOS Past Executives Tenure: 1985-1987 President: Dr NC Rai Details Tenure: 1987-1990 President: Dr Ram Prasad Pokharel Details Tenure: 1990-1992 President: Late Dr YM Pradhan Details Tenure: 1992-1994 President: Dr Madan P Upadhyaya Details Tenure: 1994-1997 President: Dr OK Malla Details Tenure: 1998-2000 President: Dr Shashanka Koirala Details Tenure: 2000-2002 President: Dr KP Adhikari Details Tenure: 2002-2004 President: Dr Banshi Krishna Malla Details Tenure: 2004-2006 President: Dr Sambhu P Lakhey Details Tenure: 2006-2007 President: Dr Sanduk Ruit Details Tenure: 2007-2010 President: Prof Dr Dev Narayan Shah Details Tenure: 2010-2012 President: Prof Dr Jeevan K Shrestha Details Tenure: 2012-2014 President: Prof Dr Reeta Gurung Details Tenure: 2014-2016 President: Prof Dr Sanjay K Singh Details Tenure: 2016-2018 President: Prof Dr Suman S Thapa Details Tenure: 2018-2020 President: Prof Dr Badri P Badhu Details Tenure: 2020-2022 President: Prof Dr Rohit Saiju Details Tenure: 2022-2024 President: Prof Dr Meenu Chaudhary Details