Medical specialists – Top Doctors UK
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Professional statement

Miss Christine Robinson is an experienced consultant medical gynaecologist based in Greater London. Specialising in all methods of contraception (including coils and implants), HRT and menopause, she is also an expert in the medical management of menstrual disorders and gynaecological hormone problems.

After training in gynaecology at major training hospitals such as St Thomas’s Hospital and St Mary’s Hospital in London and Addenbrooke’s Hospital in Cambridge, Miss Robinson developed one of the first medical gynaecology units in the UK. From 2008 until 2011 she was the President of the Faculty of Sexual and Reproductive Healthcare of the Royal College of Obstetricians and Gynaecologists where she led in the development of award-winning postgraduate educational training for specialists and GPs, and the production of national clinical standards ensuring the quality of care.

Furthermore, Miss Robinson's personal philosophy is to develop personalised, individual-centred care with each patient.

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Dr Michael Potter is a highly experienced haematologist with over 20 years' experience as a specialist consultant in his field and practises at prominent institutions in London. He specialises in stem cell transplantation, chemotherapy, leukaemia, lymphoma, mieloma, myelodysplasia and myeloproliferative disorders and has a special interest in investigating possible blood disorders such as abnormal blood cell or platelet counts. 

Dr Michael Potter qualified with a BA/MA from Cambridge University in 1981 and a MB/BS from the London University in 1984. He then undertook his haematology training across the UK and went on to complete a PhD at the University of Bristol on the detection of minimal disease in acute lymphoblastic leukaemia in 1993. He earned his fellowship to the Royal College of Physicians in 2001.  

He is head of the transplant programmes at The Royal Marsden and The London Clinic. The transplant programme at The Royal Marsden is the largest programme in the UK, with over 200 transplants being performed annually.

He is also the programme director for the Stem Cell Transplant programme at the London Clinic, which is the only hospital that possesses a fully accredited JACIE unit in the UK. This programme is one of the largest in Europe, collecting approximately 800 annual donor collections.
 
In his role as a full-time clinician, he treats patient with chemotherapy and new agencies for a wide range of haematological malignancies and other blood conditionings. He works with a vasty experienced multidisciplinary team to provide the best care and advice in terms of diagnosis and treatment.
 
His personal feedback from patients is outstanding. He is known for communicating with patients in a friendly, clear, honest and empathic manner, as well as providing patients with a positive outlook in difficult times.
 
Dr Potter is dedicated to research which is centred on improving treatment outcomes for patients and has been widely published in over 160 peer-reviewed journals.
 
This year Dr Potter, along with his colleagues showcased world-leading blood cancer therapy at Arab Health 2023. Speaking about immunotherapy, Dr Potter states that incredibly, with this therapy doctors ‘can cure otherwise incurable cancer in groups of patients who have essentially run out of treatment options.’ He claims that up to 50 per cent of patients who have received CAR-T cell therapy are now cured.
 
Dr Potter is part of several medical organisations, including The American Society for Haematology and The European Blood and Marrow Transplant Group. He is an executive member of the British Society for Blood and Marrow Transplantation Blood and Marrow Transplant Group.
 
Suspected/confirmed cancer diagnosis only to be seen at The Royal Marsden Hospital. GP or hospital referral letter required for appointments.  All other diagnoses please enquire via The London Clinic or Mount Alvernia Hospital.

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Professional statement

Mr Savvas Papagrigoriadis is an experienced consultant colorectal and laparoscopic surgeon who has worked more than 20 years in Colorectal Surgery at King's College Hospital, London as Consultant Lead of Colorectal Surgery and Senior Lecturer. At present Mr Papagrigoriadis is an Honorary Consultant Surgeon with King's College Hospital seeing patients privately at 10 Harley Street. He is also Director of Colorectal Surgery at the Metropolitan Group of Hospitals in Athens, Greece. He is a Fellow of the Royal College of Surgeons of England, the Association of Coloproctology of Great Britain, the European Society of Coloproctology, the American Society of Colon and Rectal Surgeons, the British Society of Gastroenterology, Chairman of the International Society of Pelvic Surgery. He is a reviewer of several major surgical journals.  

Mr Papagrigoriadis specialises in laparoscopic colorectal surgery and was one of the first to practice it in the UK and has served as a national trainer of LapCo, the national training programme which trained NHS consultants in laparoscopic colorectal surgery.  Mr Papagrigoriadis is considered a national expert in TEMS endoscopic surgery for rectal tumours, having performed more than 300 TEMS operations and having served as the referral surgeon for this operation for SE London for two decades. He has used his experience in TEMS to take up early the pioneering technique of Transanal Total MesoRectal Excision (TaTME) for rectal cancer which allows most anal sphincters to be saved from permanent colostomy. 

Mr Papagrigoriadis has a clinical and research interest in Diverticular Disease and has established and run for 15 years the first ever specialist Diverticular Disease Clinic at King's College Hospital. Mr. Papagrigoriadis has now relocated his Diverticular Disease Clinic at 10 Harley Street and sees patients by appointment. He also holds video consultations for second opinion with diverticular patients internationally. Mr Papagrigoriadis is an international expert and researcher on this condition, has co-organised five international conferences on diverticular disease and his research has looked into new treatment modalities which aim to save patients from surgery in the great majority of cases. 

Mr Papagrigoriadis has an interest in pelvic floor disorders and treats patients with faecal incontinence, obstructive defecation syndrome and rectal prolapse. Mr Papagrigoriadis runs his own private pelvic floor laboratory. 

He has over 150 publications in international journals, book chapters and conference proceedings and has led a group of researchers doing doctoral degrees under his supervision. 

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Professional statement

Mr Rajab Kerwat is a highly qualified consultant surgeon, with 20 years of experience, based in London and Orpington. He who specialises in gallstones, inguinal hernias and weight loss surgery, as well as endoscopy, hernia and reflux surgery.
 
Mr Kerwat has an MBBCh from Tripoli University Medical School at the University of Al Fateh, Libya, a FRCSEd from The Royal College of Surgeons of Edinburgh, a FRCS (Eng) at the Royal College of Surgeons of England and was also awarded a fellowship in General Surgery from The Intercollegiate Board of Surgery.
 
He underwent higher surgical training in London, Cardiff and Mini fellowship training in Tokyo National Cancer Centre and the Cleveland Clinic's Bariatric (weight loss) & Metabolic Surgery Unit. More recently, he completed a clinical fellowship in advanced laparoscopic bariatric and metabolic surgery including revisional bariatric surgery in Bruges, Belgium.
 
Moreover, Mr Kerwat has a special interest in the management of gallstone disease. He is one of the few surgeons in the country with the combined expertise of endoscopic (ERCP) and laparoscopic (key hole) skills in the management of complicated gallstone disease. He combines laparoscopy and endoscopy ERCP skills in the management of complicated bile duct stones with jaundice and pancreatitis cases. He has advanced laparoscopic surgical skills and has performed many complex keyhole procedures such as anti-reflux for severe GORD, and complex hiatus hernia surgery for giant hiatus hernia.
 
He provides a wide range of hernia repair surgery including primary inguinal, femoral and recurrent incisional hernia, alongside a wide range of surgical options for hernia repair including laparoscopic TEP repair and IPOM for both primary and recurrent hernias
 
Mr Kerwat’s expertise in laparoscopic surgery and laparoscopic cholecystectomy is illustrated in the several articles he has published on the topic in various peer-reviewed journals. Moreover, he works to provide patients with the highest quality of care, which includes adopting an approach that incorporates continuous development and regular updates of his clinical, academic and technical skills.
 
He is a respected name in clinical education, and was an honorary upper GI surgeon at St Thomas' Hospital, London. He is a recognised trainer in general and laparoscopic surgery, and was a surgical tutor on the Royal College of Surgeons core surgical training programme.
 
He is also a member of various professional organisations including the Royal College of Surgeons of England, the Association of Surgeons of Great Britain and Ireland (AUGIS), the International Federation for the Surgery of Obesity and Metabolic Disorders (IFSO) and The Upper Gastrointestinal Surgery Society (TUGSS).  

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Professional statement

Mr Ahmed Abdelmaksoud is a consultant ophthalmologist and refractive surgeon at Spire Hull and East Riding and Lancashire Eye Clinic Lytham. His expertise covers various aspects, including dry eye management, refractive surgery, laser eye surgery, multifocal contact lenses, keratoconus, and corneal cross-linking.
 
Mr Abdelmaksoud holds a Bachelor of Medicine, Bachelor of Surgery (MBBS) from Alexandria University. He furthered his training with fellowships from the Royal College of Physicians and Surgeons of Glasgow and the International Council of Ophthalmology. Additionally, he earned a Master's degree in Medical Education from the University of Manchester, where he took a special interest in simulation in surgical training.
 
In addition to his private pratices, Mr Abdelmaksoud also has extensive experience in the public sector. He currently holds the position of consultant ophthalmologist in the Hull University Teaching Hospitals NHS Trust. He has previously held positions at the Queen Victoria Hospital in East Grinstead and the Sheffield Teaching Hospitals NHS Foundation Trust.
 
Acknowledging his contributions to the field, Mr Abdelmaksoud received the BEECS First Prize from the Yorkshire & Humber Deanery.
 
Beyond clinical practice, Mr Abdelmaksoud actively engages in research, presentations, and educational roles, contributing significantly to the academic landscape of ophthalmology. His dedication extends to medical education, reflecting his commitment to ongoing learning and improvement.
 
Mr Ahmed Abdelmaksoud brings a wealth of experience and a commitment to patient care, academic contributions, and continuous learning to his role as a Consultant Ophthalmologist and Refractive Surgeon.

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Mr Hooman Soleymani Majd is a leading consultant gynaecological oncology surgeon based in Oxford. He is expert in minimally invasive procedures, colposcopy and laparoscopy and also specialises in the treatment of ovarian cancer, placenta accreta spectrum and other gynaecological pathologies.

Mr Soleymani Majd qualified in medicine in 2000, before relocating to London to specialise in obstetrics and gynaecology. He later moved to Oxford where he completed his postgraduate training programme and obtained membership of the Royal College of Obstetricians and Gynaecologists. Following this, Mr Soleymani Majd undertook several years of sub-specialist training in gynaecological oncology while based at Oxford’s Churchill Cancer Centre. He has held the position of consultant in gynaecological oncology at the Churchill Hospital since 2016 and is also an BSCCP accredited colposcopist. He sees private patients at Gynaecology Care Oxford.

Mr Soleymani Majd is a leading name in medical education and is involved in teaching medical trainees, registrars and fellows in various settings, including as an accredited colposcopist and trainer for the British Society for Colposcopy and Cervical Pathology and at the British Society for Gynaecological Endoscopy’s annual workshop. Additionally, he holds the position of honorary senior clinical lecturer in gynaecological oncology surgery at the University of Oxford.

Mr Soleymani Majd continues to be actively involved in research, in particular as part of an Oxford-based research group with a special interest in new developments in surgical techniques in ultra-radical surgery for advanced ovarian cancer. His clinical research papers are widely published in peer reviewed journals and he regularly presents at national and international gynaecological oncology congresses. Additionally, Mr Soleymani Majd is an editorial board member and reviewer for a number of highly respected academic journals in his field, including the European Journal of Gynaecology Oncology and the Journal of Obstetrics, Gynaecology and Cancer Research.

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Professor Owen Epstein is a renowned and pioneering professor of gastroenterology, based at the Royal Free Hospital in Hampstead, London. He has a special interest in the innovation of healthcare and the technologies used to ease the patient journey. These include whole bowel wireless capsule (pill) endoscopy and hydrogen or 13C breath testing variously for lactose intolerance, small intestinal bacterial overgrowth, Helicobacter pylori, stomach pump function and colon cancer screening using minimally invasive colon capsule endoscopy. He also has considerable experience in the physiological assessment of the vagus nerve and stress and, in particular, its relationship to abnormal gut feelings. Professor Epstein has had a hugely successful career and is regarded as one of the leaders in minimally-invasive techniques and a gentler patient journey.

Professor Epstein is widely published with more than 100 reviewed publications to his name. He is the senior author of the best-selling textbook Clinical Examination and the originator of the 'The Map  of Medicine', which is a key online resource used by healthcare professionals. He founded the Royal Free Screen Based Simulation Centre, where medical and surgical gastroenterologists use virtual reality to acquire mastery of endoscopy and laparoscopic surgery prior to engaging in live procedures. More recently, Professor Epstein has introduced new and minimally-invasive assessment tools and founded a new 'Institute for Minimally Invasive Gastroenterology (IMIGe)' at the Royal Free. He is director of the IMIGe Academy for Capsule Endoscopy which teaches aspiring capsule practitioners. Professor Epstein is award-winning and, over the years, has received research grants amounting to more than £1 million. He has contributed hugely to new medical technologies that change the patient's journey, and continues to do so.

Professor Epstein works out of the Royal Free PPU where he currently runs one of the UK’s leading PP colon capsule units. Professor Epstein is currently the lead clinician on the advisory panel of the new NHS England Colon capsule endoscopy colon cancer screening pilot (50000 patients)

He has also developed the capsule endoscopy curriculum(small and large intestine)  for teaching novice NHS England gastroenterologists how to read and report capsule endoscopy. He has mentored over 400 UK gastroenterologist as well as aspiring capsule readers in Europe, Hong Kong, West Africa and the Amercias.s.Professor Epstein is a regular invited speaker to  major international conferences on capsule endoscopy.

Over the past few years, Professor Epstein and his team have developed a unique investigation unit to monitor vagus nerve function in patients with IBS, functional dyspepsia and other  "functional disorders". This is based on a wearable device that continuously measures heart rate variability over 3 days to establish whether or not the there is a "software" disorder underlying unexplained or gastroenterology drug unresponsive disorders. He has considerable experience of offering  non invasive vagus nerve stimulation to appropriate patients with abnormal vagus nerve function (using gammaCore).

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Dr George Fieldman is a leading independent consultant chartered psychologist and cognitive behavioural psychotherapist, based in London. He is experienced in treating a wide range of psychological conditions and specialises in anxiety disorders, including panic disorder, depression, occupational stress, relationship problems and low self-esteem. He also has expertise in treating patients with Asperger syndrome and autistic spectrum disorders.

Dr Fieldman is also an experienced executive coach and mentor, and an advocate of positive psychology and the compassionate mind approach. He has worked with a wide range of very senior people in elevated positions. He is also an experienced expert witness.

Dr Fieldman has a BSc and a PhD from King’s College London and trained in cognitive behavioural psychotherapy at University College London. As a former academic psychologist, he researched the evolution of human altruism at the University of Oxford. As a research fellow at St George’s, University of London, he investigated the psychophysiological responses to occupational stress. Later, he was the principal doctoral supervisor to six successful PhD students in the fields of evolutionary psychology and occupational stress.

British Psychological Society 039674
HCPC: PYL27764

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Dr Ravi Ratnavel is a leading consultant dermatologist based on Harley Street, London and in Buckinghamshire. He is renowned for his professional, expert and friendly service. His expertise covers all aspects of dermatology, including skin cancer; hair, skin and nail disorders; acne; difficult rashes; suspicious moles and psoriasis. He also provides a paediatric service for children's rashes and other skin conditions. What's more, he's also highly skilled at performing both surgical and non-surgical skin procedures.

His primary medical education took place at Oxford University, and after his studies, his practical training took place at university hospitals associated with London and Cambridge universities. When it comes to his speciality training in dermatology, Dr Ratnavel has trained at the world-renowned St John's Institute for Dermatology in London. With his first-class training, over 30 years of experience working for the NHS and many years in the private health sector, he has developed expertise that he uses to provide care of the highest quality to all his patients. 

His special interest in skin cancer underpinned his research studies for a doctoral thesis and subsequently was put to clinical use in establishing specialist multi-disciplinary skin cancer services for the Buckinghamshire and Oxford regions, where he acted as the Clinical Lead for several years.

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Dr Ashraf Khan is a highly skilled consultant ophthalmic surgeon based in Edinburgh who specialises in the vitreoretinal treatment of surgical and medical conditions of the retina, including epiretinal membrane, diabetic retinopathy, and maculopathy.With more than 15 years’ clinical experience, he also provides routine and complex cataract surgery, intravitreal injections, and laser treatment and surgery, achieving outstanding visual acuity outcomes. Dr Khan currently sees patients at the renowned Eye Surgery Scotland eye care centre.

Dr Khan qualified from the University of Edinburgh. He then completed ophthalmology training in Yorkshire and the South East of Scotland before going on to accomplish advanced vitreoretinal training in Edinburgh and at Birmingham and Midland Eye Centre, the second-largest eye centre of its kind in Europe. A fellow of The Royal College of Ophthalmologists, Dr Khan is also a consultant ophthalmologist at The Princess Alexandra Eye Pavilion, where he is involved in the modernisation of ophthalmic theatre equipment used across the Lothians. Further to his high-quality ophthalmic practice, Dr Khan is an invited speaker at national meetings and an educational supervisor and college tutor for The Royal College of Ophthalmologists.

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