Padma Shri award-winning neurosurgeon Ashok Kumar Mahapatra, known for leading the team that separated craniopagus twins Jaga and Balia, passed away on Monday while undergoing treatment at AIIMS New Delhi. He was 73. Bhubaneswar: Eminent neurosurgeon and Padma Shri awardee Prof. (Dr.) Ashok Kumar Mahapatra died at the All India Institute of Medical Sciences. Bhubaneswar: The untimely death of the eminent neurosurgeon Padma Shri Dr.