Dr Mark Nathan

Medical Oncologist


Personal profile

Dr Mark Nathan is a Consultant Medical Oncologist at Guy’s and St Thomas’ NHS Foundation Trust having joined in 2017.

He specialises in treating breast cancer, working at Guys Hospital as well as Kings Hospital and Queen Mary’s Hospital in Sidcup. He is involved in the running of clinical trials at Guys Hospital.

Dr Nathan originates from London and graduated from the Bart’s and the London Medical School in 2006. He undertook his basic training in and around North East London before returning to complete his higher Oncology training at St Bartholomew’s Hospital.

He spent three years obtaining his PhD as an AVON clinical research fellow at the Breakthrough Breast Cancer Research Centre where he also participated in clinics at the Royal Marsden Hospital.

Clinical Interests

  • Dr Nathan specialises in the management of both early and metastatic breast cancer.
  • He is particularly keen on clinical trials.

Professional Memberships

  • Royal College of Physicians

Year qualified: