Dr Dhanjal is a highly experienced consultant neurologist based at the National Hospital for Neurology and Neurosurgery in London. He runs specialist clinics for cognitive disorders, general neurology, and headaches. Dr Dhanjal earned his medical degree from Guy's, King's, and St. Thomas' School of Medicine in London, followed by an intercalated BSc in pharmacology.

Dr Dhanjal began his career on the Hammersmith Hospital medical rotation programme, gaining extensive general medicine training at prestigious institutions such as the Royal Brompton and Royal Free hospitals. As a clinical research fellow, he utilised functional magnetic resonance imaging technology to investigate verbal episodic memory function in patients with Alzheimer's disease and mild cognitive impairment.

Dr Dhanjal was awarded a clinical research training fellowship from the Medical Research Council, enabling him to complete his PhD studies at Imperial College London. He subsequently received comprehensive training in neurology at various hospitals before his appointment at the National Hospital for Neurology and Neurosurgery.

Dr Dhanjal's areas of expertise include cognitive disorders, Alzheimer's disease, mild cognitive impairment, and headache management. He is dedicated to advancing the understanding and treatment of neurological conditions through both clinical practice and research. Dr Dhanjal has been with the National Hospital for Neurology and Neurosurgery since his appointment, contributing significantly to the field of neurology.