Menon was born on 6 April 1886 in Chittur, then a part of the erstwhile Kingdom of Kochi and currently in Palakkad district.
He completed school, college and medical education (MBBS from Madras medical college & FRCP from London) with high marks and worked in England as a surgeon for almost fourteen years, Menon returned to India during the time of Second World War and was active in social field even while continuing his practice as a doctor.
The role played by Menon during Malabar Riot[3] was highly appreciated in all sections of the society.
In the elections which followed the formation of the current Kerala state, he was elected from Thrissur constituency by defeating K. Karunakaran, then a Trade Union (INTUC) leader, who later grew up as a stalwart politician, and served as the Chief Minister of Kerala.
He was one of the three Independent members in the first elected Communist Ministry in Asia headed by E. M. S. Namboothirippad, along with V. R. Krishna Iyer and Joseph Mundassery.