He has been a teaching faculty at AIIMS and at Sir Ganga Ram Hospital, New Delhi. He is also a Professor of Neurosurgery at the Guwahati Medical College. He specializes in Minimal Invasive Brain and Spine Surgery, Skull Base Surgery, Neurovascular Surgery, Extra Cranial -Intracranial Bypass Surgery, Paediatric Neurosurgery and Epilepsy Surgery. He has more than 10,000 neurological procedures to his credit.