Dr. Suman Kalyan Natarajan is an esteemed Senior Medical Oncologist with over 14 years of experience in oncology and cancer research. Holding dual specializations in medical and radiation oncology, he has treated patients from across the globe, including New Zealand, Iraq, Oman, Sudan, Tanzania, Ethiopia, Tajikistan, and Uzbekistan.
His expertise spans multiple oncology subspecialties, including preventive oncology, head and neck oncology, breast cancer, gastrointestinal oncology, pediatric brain tumors, palliative care, and cancer outreach programs. He has been honored with the Torrent Young Scholar Award (ISMPO-TYSA 2016) and remains a key figure in global oncology advancements.
A dedicated researcher, Dr. Suman is the principal investigator for multiple Phase-III multinational clinical trials, contributing to the future of cancer treatment. His numerous publications in MDPI Switzerland, the Indian Journal of Medical and Pediatric Oncology, and IJPC reflect his commitment to scientific excellence.
Clinical Expertise
- Advanced treatment approaches for breast, lung, gastrointestinal, and hematologic malignancies
- Specialized experience in immunotherapy, targeted therapy, and precision oncology
- Pioneering efforts in cancer outreach and palliative care programs
Global Practice
Dr. Suman Kalyan Natarajan is licensed to practice in seven countries, including Seychelles, Tajikistan, Uzbekistan, Fiji, Maldives, Sudan, and Mauritius. His extensive international exposure enables him to provide world-class treatment for diverse patient populations.
MBBS
Thanjavur Medical College, Tamil Nadu
MD (Radiation Oncology)
MS Ramaiah Medical College, Bangalore (University Rank Holder)
DM (Medical Oncology)
Madras Medical College (University Rank Holder)
MRCP (UK)
Medical Oncology (2021)
ECMO
ECMO (European Society of Medical Oncology Certified Medical Oncologist) (2017, Madrid, Spain)
MBA – Healthcare Administration
Darden University, Virginia, USA (2021)
- Life Member, American Society of Clinical Oncology (ASCO)
- Life Member, European Society of Medical Oncology (ESMO)
- Life Member, Association of Radiation Oncologists of India (AROI)
- Life Member, Indian Society of Medical & Pediatric Oncology (ISMPO)










