Dr Abbas started as a doctor at St Clare Hospice when its Inpatient Unit started in January 2000. He was appointed as Deputy Medical Director in 2006 and he has also been working as a Consultant at the hospice since 2013. In November 2018 Qamar was appointed as the Medical Director of St Clare Hospice.
Dr Abbas is also a Consultant in Palliative Medicine at Princess Alexandra Hospital, Harlow; a Senior Clinical Tutor, School of Clinical Medicine at the University of Cambridge; an Associate Lecturer, School of Medicine at Anglia Ruskin University; a Visiting Honorary Lecturer at Muhammad Medical College in Pakistan and a member of Race Equity Committee, Association for Palliative Medicine of Great Britain and Ireland. Qamar is also a Trainer for junior doctors and an appraiser for the General Medical Council.
Qamar has postgraduate qualifications in Palliative Medicine, Medical Ethics and Medical Education. He has published scientific papers and reviews and written chapters for several books. He has participated in regional and national committees for the development of Palliative Medicine and has contributed to the formulation of guidelines in palliative care.