He was 53. He is survived by his wife and daughter.
According to BJP sources, Ranga Mohan was admitted to a private hospital in Hyderabad and underwent surgery to reduce his body weight on September 16.
However, his health condition became serious later due to infection and he passed away today morning due to multiple organ failure, party sources said.
His body is being brought to the city for his cremation scheduled for Saturday.
BJP leaders including Member of Parliament K Haribabu and others expressed their shock at Ranga Mohan's death.