M.B.B.S. Madras Medical College, Chennai.
M.S. (General Surgery) Madras Medical College, Chennai.
F.R.C.S. Royal College of Surgeons, Edinburgh
D.N.B(Urol) Sri Sathya Sai Institute of Higher Medical Sciences, Puttaparthi, A.P.
Junior Consultant - Sri Sathya Sai Institute of Higher Medical Sciences, Puttaparthi.
Associate Urologist - St. Isabel's Hospital, Chennai
Visiting Registrar in Urology, Darlington, U.K.
Reconstructive Urology
Female Urology
Dr. H. S. Bhat Gold Medal Awarded to Dr N N Sridharan by National Board of Examinations, New Delhi during Convocation ceremony at Hyderabad, Mar 05.
Dilip Adappa Memorial Best Paper Award to Dr N N Sridharan By Karnataka Urology Association Conference, Oct 02.
Laparoscopic Live donor Nephrectomy (Feb 08)
Iatrogenic Urologic injuries (May 07)
Member, Madras Urological Society
Member, Tamilnadu and Puduchery Association of Urologists.
Member, South Zone chapter of Urological Society of India.
Member, Urological Society of India.
Member, Indian American Urological Association (IAUA).
Member, Societe Internationale d'Urologie (SIU) - Indian Chapter.