Sudar Hospital and Research Institute was started on December 2nd 2013 by famous surgeon Dr. S. Sasiraj M.S. DNB. This Institute was previously started as Sudar Hospital at 23, Sivaji Nagar, Membalam, Thanjavur on 14/04/2005. All types of general surgeries and laparoscopic surgeries were done by him. After eight long years of hard work and doing surgical services for the patients in a cost effective manner, he developed the Sudar Hospital and Research Insitute at Maharnombuchavady, Thanjavur. Thus Sudar Hospital and Research Institute was built and inaugurated on 25/11/2013.