Dr Mark O'Beirn

Dr Mark O'Beirn is a Consultant Clinical Oncologist dedicated to providing compassionate, evidence-based care for individuals diagnosed with cancer. Focusing on the management of head and neck malignancies as well as urological cancers, he works alongside multi-disciplinary teams to formulate individualised treatment pathways suited to each patient's clinical needs. His approach combines technical precision with open, empathetic communication, ensuring patients and their families remain fully informed and reassured at every stage of their care journey.

In his clinical practice, Dr O'Beirn delivers comprehensive non-surgical cancer therapies utilising modern oncological techniques. His expertise includes advanced precision radiotherapy, stereotactic radiosurgery, and systemic anti-cancer treatments such as chemotherapy, hormone therapy, and targeted systemic agents. Dr O'Beirn actively participates in national clinical trials and research projects focused on optimising radiation delivery and evaluating novel treatment strategies, continually striving to enhance clinical outcomes and maintain the best possible quality of life for his patients.

Dr O'Beirn completed postgraduate specialist training in Clinical Oncology in the United Kingdom and is listed on the General Medical Council Specialist Register for Clinical Oncology. He holds Fellowship status with the Royal College of Radiologists (FRCR), reflecting his commitment to high standards of medical practice. Through ongoing professional development, peer review, and active involvement in clinical governance, he maintains up-to-date expertise in contemporary cancer care.