Guleria was the personal physician to Atal Bihari Vajpayee, former Prime Minister of India since 1998.[10] He is credited with efforts in establishing a centre for respiratory diseases and sleep medicine at AIIMS, which is reported to be a first in India.[5] He is a recipient of Raj Nanda Pulmonary Disease Fellowship from Raj Nanda Trust and the Royal College of Physicians, UK[9][10] and is an elected fellow (2011) of the National Academy of Medical Sciences (NAMS).[12] He sits on the editorial boards of a number of medical journals such as the Indian Journal of Chest Diseases, Lung India, JAMA: The Journal of the American Medical Association and Chest India.[10]
He has been awarded the prestigious Dr. B C Roy National Awards for the year 2014, under eminent medical person category by the Medical Council of India.[13][14][15][16]