Mr Singh studied medicine at Manchester Medical School graduating in 1983. He obtained Fellowship of the Royal College of Surgeons of England in 1988 and then proceeded to specialist orthopaedic training at the Royal London Hospital and the Royal National Orthopaedic Hospital during which he spent one year on a research fellowship from the British Orthopaedic Association to study the effects of free radicals on joint inflammation and prosthetic implant loosening.
He was appointed as a clinical senior lecturer in 1995, within the UCL Institute of Orthopaedics and Musculoskeletal Science with clinical commitments at the Royal National Orthopaedic Hospital and Barnet General Hospital. He took leave in 1996 to do a foot and ankle fellowship in Texas, USA and, on his return, set up with John Angel the foot and ankle unit of the Royal National Orthopaedic Hospital where he now works full time and is director of the unit. He is also an honorary senior lecturer in orthopaedics at the Royal Free Hospital, London and University College Medical School, University of London. Mr Singh is heavily involved in training and set up the first foot and ankle fellowship in England with over a dozen of past fellows now in post as consultant orthopaedic surgeons with an interest in foot and ankle surgery. The Stanmore Foot and Ankle course continues to educate national and international orthopaedic surgeons in advanced foot and ankle surgery and he lectures nationally and internationally to orthopaedic surgeons, rheumatologists, general practitioners, nurses and professions allied to medicine. More recently, he has become involved in the training and regulation of the profession of physician assistants, a new profession in the United Kingdom.
Mr Singh is a past –president of the British Orthopaedic Foot and Ankle Society and is a referee for many international orthopaedic journals. He is an advisor to the National Institute for Health and Clinical Excellence (NICE) and is a specialist advisor to BMJ Clinical evidence. He has authored several text books and is currently editing the foot and ankle section of the European textbook of Orthopaedics and Trauma. He was instrumental in the introduction of modern foot and ankle surgery techniques (such as Scarf osteotomy, Weil osteotomy and pes cavus correction) to the United Kingdom and has also innovated on surgical techniques himself. He has also set up a multi-disciplinary approach to patient care within the foot and ankle unit where patients are seen not only by doctors but also by nurses and therapists during their journey.