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Our Doctors


Dr Eoin Waters

Dr Waters graduated from University College Cork, Ireland in 1995. He trained in Surgery in Dublin for 4 years before working in Australia in Paediatrics and General Medicine.

He completed his General Practice Training in Taunton, Somerset and gained membership of the Royal College of General Practitioners in 2004. During this time he gained experience in GP practices in Holland, Denmark and North Carolina, USA.

Dr Waters completed the Cardiff Diploma in Practical Dermatology in 2004 and also undertook post-graduate courses in many areas including Acupuncture and Implanon insertion.

Since 2004, Dr Waters has practiced in London and his main interests include Dermatology, Diabetes, Cardiovascular Medicine, Psychiatry, Musculoskeletal Medicine, Family Planning, Child Development and Sexual Health. Dr Waters has been with Knightsbridge Doctors since early 2007.



Dr Cliona O’Connell

Dr O’Connell qualified from University College Dublin, Ireland, in 1999 and completed her GP specialist training in Colchester whilst also completing her Diploma of the Royal College of Obstetrics and Gynaecology.

She has been a GP in west London since 2003, and has been a partner in her NHS practice for the last 6 years, the last 3 as Senior Partner. She has specialist interests in cardiovascular disease prevention, family planning, paediatrics and women’s health. She is Chair of the Ealing Multidisciplinary Group.

She is a keen runner having completed the Dublin, London and Belfast marathons, having previously represented her university at Rowing.



Dr Anu Bathula

Dr Anu Bathula trained at St George’s Hospital, and graduated from University of London in 2011.

After completing foundation training jobs in the Midlands, she started her GP training at St Mary’s Hospital, London, qualifying as a General Practitioner in 2016. Since then, Dr Bathula has been working at a busy NHS Practice in West London.

Dr Bathula has a keen interest in chronic disease management and women’s health. She also has a special interest in nutrition and cardiovascular disease prevention, having previously worked as a qualified Dietitian.



Dr Elisabeth Littlewood

Dr Littlewood trained at the Royal London Hospital and qualified from the University of London in 1994. She has continued to work in and around London throughout her career. She began with training posts in general medicine and gained subsequent specialist training in diabetes and endocrinology before training as a general practitioner in 2000.

Having gained specialist qualifications in general medicine (MRCP), general practice (MRCGP) and family planning (FSRH), Dr Littlewood has worked in central London as a general practitioner since 2002 also training future GPs during that time. As well as consulting with patients at Knightsbridge Doctors she also works in a busy NHS practice.

Dr Littlewood is interested in all aspects of general practice and brings her wealth of experience to her consultations.



Dr Samuel Plumer Begin

Dr Samuel Plumer Begin is a US-born, Australian-educated general practitioner with a strong commitment to patient-centred practice and highly regarded communication skills. Sam is a Fellow of the Royal Australian College of General Practitioners and dual-trained in emergency medicine. He is fully accredited and licensed to practice medicine in both the United Kingdom and Australia. In addition to his medical qualifications Sam is also a qualified aircraft pilot.

Sam has over 10 years of experience looking after patients of all ages and genders. He has a particular interest in treating acute illness and injury, paediatrics, sports medicine, mental health and palliative care. Being dual-trained in emergency medicine he has extensive procedural skills and is a respected mentor and highly sought-after clinical instructor to medical students and trainee doctors alike.

Outside of work, Sam enjoys spending time with his wife and daughters. They live together in southwest London and he is married to an Oxford-educated, British paediatrician. Together the family enjoys field sports, travel, music and a variety of athletic pursuits including alpine skiing. Dr Begin prides himself on his friendly, approachable demeanour; reliability; and professionalism.