1971 M.B.,B.S.: Maulana Azad Medical College, New Delhi
1977 M.S.(Gen. Surg.):Maulana Azad Medical College, New Delhi
1980 M.Ch.(Cardiothoracic Surgery):Maulana Azad Medical College and G B Pant Hospital, New Delhi
1993 W.H.O. Fellow arrhythmia surgery : WashU, St Louis, Missouri
!982-1991 Faculty, JIPMER Pondicherry
1992-2004: Professor, G B Pant Hospital, New Delhi
2004 onwards: Director-Professor, G B Pant Hospital, New Delhi
Surgery for Atrial Fibrillation
Medical Philately
Noncoronary Beating Heart Open Heart Surgery
History of Medicine