Narendra Singh Tomar have two sons and a daughter. He was nicknamed as "Munna Bhaiya" by Babulal Gaur. He has taken over as Union Minister (Cabinet rank) of Steel, Mines, Labour and Employment on 27 May 2014 in the cabinet headed by Narendra Modi, Prime Minister. He was administered the oath of office and sworn in as Union Minister on 26 May 2014 by Pranab Mukherjee, the President of India. On 5 July 2016, during the second cabinet reshuffle of the Narendra Modi ministry, Chaudhary Birender Singh replaced Narendra Singh Tomar as the Steel Minister and Narendra Singh Tomar replaced Chaudhary Birender Singh
Narendra Modi 2000 crore for a government-funded health insurance program, and a decrease in the budget of the National Health Mission. Modi initially appointed Harsh Vardhan, a doctor and an advocate of tobacco control, as minister of health. However, Vardhan was replaced in November 2014 by Jagat Prakash Nadda. The government introduced stricter packaging laws for tobacco which requires 85% of the packet size to be covered by pictorial warnings. An article in the medical journal "Lancet" stated that the country "might have taken a few steps back in public health" under Modi. A new National Health Policy was approved in 2017.