The Indian Medical Association (IMA), the national organization of "Doctors of Modern Scientific System of Medicine", was organized in 1928. IMA function through a network of more than 1700 local branches, located in different part of India.

As per the records available and best of our knowledge, Ahmedabad Medical Association is an oldest medical association of India and also one of the oldest medical association of the world. Membership strength wise also, it has the biggest number of membership.