Dr. Chhetri graduated from Tribhuvan University, Nepal and was a recipient of the Albert Einstein German Academic Refugee Initiative Fund (DAFI) scholarship. He undertook general medical training in Yorkshire and Manchester and completed neurology training from the Greater Manchester Neurosciences Centre, developing special interest in motor neuron disease and related disorders.
He has an interest in research and medical education. He has completed postgraduate certificate in medical education from the University of Manchester and is a Fellow of the Higher Education Academy. He is an honorary lecturer and undergraduate academic advisor at the University of Manchester. He is also the Royal College of physicians (RCP) College Tutor at Royal Preston Hospital.