Dr Khalid underwent cardiology training at Royal Infirmary, Glasgow and Freeman Hospital, Newcastle upon Tyne.
He received dual GMC accreditation in General Medicine and Cardiology. He has been a Consultant Cardiologist since 1994, initially in Saudi Arabia for sevn years and then NHS hospitals since 2001.
He is an educational and clinical supervisor for core trainees as well as specialist trainees.
He was awarded a Fellowship of the Royal College of Physicians of London, and is a national and international MRCP (UK) PACES examiner.