Hariharan Diabetes and Heart Care hospital (P)  Ltd is located at door numbers 24  and  26,  29th  Street,  Nanganallur, Chennai- 600061, at  a distance of just  1 km from Pazhavanthaangal railway station. It is well connected by road, rail, and air.  Started over 3  decades ago, on January  26, 1979, as an outpatient service, the hospital has grown to the present status as a multi-specialty hospital of great repute in  Chennai.  The hospital was founded by Dr.R.S.Hariharan  and  Dr. H.Kamala  on  16.10.1989  with  8  beds.

Dr. R.S.Hariharan believes in the words of Pandit  Jawahar Lal Nehru  “The future has to be built on the foundation laid in the past and the present”. He also quotes the saying of Nehru “ Time is not measured by the passing of years but by what one does, what one feels and what one achieves”.