Mr Tushar Agarwal is a colorectal surgeon at St. Marks Hospital, London. He earned his medical degree from the University of Delhi, India, and completed his initial postgraduate training in surgery there. After relocating to the UK, he underwent higher surgical training through the North West Thames Surgical Rotation and was awarded an FRCS (Intercollegiate) in 2008, specialising in colorectal surgery.

Mr Agarwal further honed his expertise with a one-year fellowship in colorectal surgery at University College Hospital and Guys & St. Thomas' Hospital. He also gained international experience through observerships at the Cleveland Clinic in Ohio and the Trauma unit of Charlotte Maxeke Hospital in Johannesburg. Appointed as a consultant surgeon in 2011, he initially worked at Chelsea & Westminster Hospital before joining the London North-West NHS Trust. Specialising in colorectal cancers, Mr Agarwal performs both laparoscopic and open cancer operations. He is the MDT Lead for Colorectal Cancers at St Marks Hospital. His surgical repertoire includes proctology procedures, pilonidal sinus surgery, and general surgeries like hernia repairs. A JAG-approved endoscopist, he conducts diagnostic upper GI endoscopies and colonoscopies.

Mr Agarwal is a recognised endoscopy trainer and an honorary senior lecturer at Imperial College, London. He is also a consultant trainer at the London Deanery Skills Lab. He is an examiner for the PLAB exam and a panel examiner for Imperial College. Outside of his medical career, Mr Agarwal is an ECB-qualified cricket umpire and tutors on courses for cricket umpires in Middlesex. He is the umpires development officer for Women's game in Middlesex and the Development officer for the Middlesex County Cricket League. He is recognised by all private medical insurers and is Bupa Fee assured.