Dr. Vidhyadharan Sivakumar is a consultant Head & Neck Surgical Oncologist with more than 10 years of experience.He is highly skilled in managing all aspects of benign and malignant head and neck conditions (tumors of the mouth and jaws, tonsil, tongue base, voice box and sinuses), including thyroid, parathyroid, and salivary gland disorders.

His special interests in the surgical treatment of head and neck cancers encompasses minimally invasive techniques such as the da Vinci Robotic surgical system, Laser and Endoscopic Endonasal Approach to the skull base. He is one of the few surgeons in India with overseas fellowship trained clinical expertise in Transoral Robotic Surgery, Transoral Laser Microsurgery, Reconstructive Microsurgery for head and neck cancers and

management of Swallowing Disorders.

Dr. Vidhyadharan is passionate about research and academics, that could enhance the practice of evidence based medicine in Head & Neck Surgery and Oncology. In addition to his rich clinical and surgical acumen, he is also proficient as a surgeon – scientist



  • Bachelor degree in Medicine and Surgery (MBBS) from Sri Ramachandra Medical College and Research Institute under Sri Ramachandra University, Chennai, India in 2002
  • Master of Surgery (MS) in Oto-Rhino-Laryngology from Rajah Muthiah Medical College and Hospital under Annamalai University, India in 2009
  • Diplomate of National Board (DNB) in Oto-Rhino-Laryngologyby National Board of Examinations, New Delhi during training at the Madras ENT Research Foundation, India in 2009
  • Overseas Registrar in Otolaryngology, Head & Neck Surgery and Oncology at Royal Adelaide Hospital, Central Adelaide Health Network, Australia in 2010
  • Master of Chirurgiae (M.Ch.) in Head and Neck Surgery from Amrita Institute of Medical Sciences under Amrita Vishwa Vidyapeetham University, Kochi, India in 2015
  • Fellow of International College of Robotic Surgeons certification in 2016
  • ASOHNS Clinical Fellowship in Robotic Surgery & Head & Neck Surgery from Royal Adelaide Hospital, Australia in 2016
  • Fellow of The European Board of Oto-Rhino-Laryngology, Head & Neck Surgery (FEB ORL – HNS), on completion of exams conducted by the ORL Section and Board of Otorhinolaryngology-Head and Neck Surgery of the European Union of Medical Specialists (UEMS) in 2018

Professional Work


  • Former Clinical Assistant Professor in the Department of Head & Neck Surgery and Oncology at Amrita Institute of Medical Sciences.
  • Former Clinical Lead Consultant at the Swallowing Disorders Centre at Amrita Institute of Medical Sciences
  • Visiting Scholar at the Division of Reconstructive Micro surger yat Chang Gung Memorial Hospital, Taiwan
  • Rich experience in teaching and training residents in Head & Neck Oncology, Plastic & Reconstructive Microsurgery, Otolaryngology and Deglutology & Swallowing Disorders
  • Received further oncology and microsurgery training at Department of Head and Neck Services, Tata Memorial Hospital, India; Department of Plastic and Reconstructive Microsurgery, Ganga Hospital, India and the Departments of Otolaryngology, Head & Neck Surgery at Toronto General Hospital, Canada and Yonsei University College of Medicine, South Korea

Publications & Awards


  • Several publications in peer-reviewed high impact journals
  • Co-authored chapters in textbooks for Head and Neck Oncology and Dysphagia management
  • Participated in multiple workshops and conferences in India and across the globe
  • Faculty and invited speaker in workshops on Head & Neck cancers and rehabilitation
  • First mark and Gold Medal in the Master of Surgery (Otorhinolaryngology) examinations in April 2009 - Annamalai University, India.
  • Best podium presentation medal at 13th National conference of FHNO on 29th September 2013, Jaipur, India - Gastro Omental Free flap for Reconstruction of Tongue Defects.
  • Awarded ‘Rising Star’ award in the 15th Annual conference of Association of Phonosurgeons of India (PHONOCON 2019) at Kolkata, India for his work on Onco – Phagosurgery.

Areas of Expertise


  • Robotic Head and Neck Surgery
  • Deglutology & Rehabilitation of Swallowing Disorders
  • Phagosurgery
  • Head & Neck Microvascular Reconstructive surgery
  • Transoral Laser Microsurgery
  • Skull Base Surgery

Winning Over Cancer