A mountaineer who has climbed the Dzongri Peak in Sikkim Himalayas, Ladakhi Peak (height 21,000 ft) in Himachal Pradesh and the White Needle Peak (height 23000 ft) in Zaskar Range of Himalayas in Ladakh region in Jammu and Kasmir.
He was one of the first ever batch of Assamese News Readers for Guwahati Doordarshan Kendra, Guwahati, when it started its telecasting in the year 1986.
Bright in academics as he received National Merit Scholarship of Govt. of India to study in residential schools in Secondary Level also received National Merit Scholarship of Govt. of India in Post Graduation level.
He is the National Spokesperson for the Bharatiya Janata Party for the North Eastern region.
A Law Firm owned by Bhattacharya and his family is one of the oldest Law Firm in North East India which apart from their usual legal practice has been rendering free legal services to the needy and downtrodden for the last 60 (sixty) years.
Siddhartha Bhattacharya is considered as an authority of Military and Para-Military law ans was included in the Senior Counsels Panel in the Regional Bench of Armed Forces Tribunal, Guwahati.
His expense for the 2016 legislative elections campaign through print and electronic media was nil according to a report on National Election Watch.
As he is the maternal uncle of Indian Journalist Arnab Goswami he is also called ‘Arnab’s Mama’ by outsiders of NE India.