 Natesan Rangabashyam

Natesan Rangabashyam (1936–2013), popularly known NR, was an Indian surgical gastroenterologist and medical academic, known for his pioneering efforts in the fields of surgical gastroenterology and proctology in India.He was known to have established the department of Surgical Gastroenterology at Madras Medical College and introduced the first MCh course in Surgical Gastroenterology in India.