Medical specialists – Top Doctors UK
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Dr Sharaf Ibrahim is a significantly experienced and highly trained Endocrinologist and Diabetes Consultant Physician based in London. Dr Ibrahim is a dedicated medical physician who specialises in conditions such as diabetes and its complications, thyroid dysfunction, calcium disorders, hypogonadism, as well as hypercholesterolemia and secondary hypertension to mention a few. Dr Ibrahim has an active interest in diabetes in pregnancy, modern, innovative treatments and technology for diabetes as well as a special research interest in diabetic neuropathy and foot disease.

He has been Lead Clinician at Queen Mary's Hospital Sidcup since 2001 having become a consultant in 2000 and has been representing Lewisham & Greenwich NHS Trust for the past 21 years. Dr Ibrahim’s particularly gentle and attentive bedside manner has won him the deepest appreciation by thousands of patients during this time.

Most notably, Dr Ibrahim has contributed significantly to the establishment of local specialist medical services by developing specialist diabetes and endocrinology-focused clinics to ensure that patients can more easily access the services they depend upon. As such, Dr Ibrahim was directly involved with Bexley Clinical Commissioning Group with regards to locally developing various diabetes services.

He has also taught junior doctors, primary healthcare professionals and medical students on a regular basis throughout the past two decades. Dr Ibrahim obtained his first medical qualification MBBS in 1985, at the University of Khartoum, Sudan and is therefore not only a fluent Arabic speaker, but also understands the cultural expectations and practices that can negatively impact health exceedingly well. He undertook specialist postgraduate training in the area of endocrinology and diabetes throughout London, Sheffield and Leeds from 1989. After two years as a research fellow at the University of Sheffield, he obtained an MD degree in 2002. He has also, to date, written numerous articles in peer-reviewed medical journals and is a regular attendee of both national and international conferences.

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Mr Ahmed Ibrahim is a highly experienced consultant neurosurgeon with private practices at London Bridge Hospital at The Shard, and The Holly Private Hospital. His special interests include complex spinal neurosurgery such as spinal tumours, back and neck pain, sciatica, minimally invasive spinal surgery, cervical spondylosis, thoracic discs and degenerative spine, to name a few. 

He completed his medical training at St Bartholomew's and The Royal London and from there, went on to train in neurosurgery and spinal surgery in London. He completed a spinal fellowship in Toronto Canada.

Along with his private practice, Mr Ibrahim cares primarily for spinal patients at Queen's Hospital for the NHS. He also offers courses to GPs on the management of spinal metastasis and early recognition of cervical myelopathy to avoid permanent neurological disability. 

He has won numerous international awards for spinal surgery, including the Congress of Neurological Surgeons/American Association of Neurological Surgeons 2013 Crockard award for best international spinal fellow, and attained scholarships from the Royal College of England and HCA. His research has been shared at regional, national, and international conferences and his peer-reviewed publications have been printed in international journals, including the British Journal of Neurosurgery and the Journal of Neurosurgery Spine. Among his research interests are metastatic spinal cord compression, cervical myelopathy, and foramen magnum decompression, along with his ongoing research on a cure for spinal cord injuries using stem cells. 

In recognition of his achievements, Mr Ibrahim was recently selected to represent Europe as part of a group of six global travelling spinal fellows to visit premier spinal centres in the USA and Canada. In 2022, he spoke at the 37th annual meeting of the Cervical Spine Research Society - Europe, a highly revered meeting for experts in the field. He is also a member of numerous organisations, including the British Association of Spinal Surgeons and the Society of British Neurosurgeons. 

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Professional statement

Mr Mrinal Rana is an esteemed consultant ophthalmologist based in Coventry, who specialises in the management of routine, complex and refractive cataract surgery, cornea and external eye disease, and keratoconus alongside ocular surface degenerative disorders (pterygium and pinguecula), ocular surface inflammation (peripheral ulcerative keratitis (PUK), scleritis and episcleritis) and dry eyes (mixed, aqueous and evaporative type). He privately practises at The Meriden Hospital for Circle Health Group and his NHS base is University Hospitals Coventry and Warwickshire (UHCW) NHS Trust.

His complex cataract surgery prowess extends to patients with corneal scars (congenital and infectious), corneal decompensations (due to genetic dystrophies), very high refractive errors (myopia, hyperopia and astigmatism), as well as those unable to lie flat due to spinal and breathing problems and with learning difficulties and dementia, under the National Institute for Health and Care Excellence's (NICE) best interest care pathway. In his NHS practise, he has redesigned the best interest care pathway and started bilateral simultaneous cataract surgery (BSCS), which, very few centres in the world currently offer and, he is trying to bring into the private practice. 

Mr Rana, who has been praised by patients for his sympathetic, empathetic and affable approach, has an impressive educational history in ophthalmology that spans over 19 years. He has an MBBS from Kuvempu University in India and, after he moved to the UK in 2003, he undertook his general ophthalmic training in UK from renowned centres in Leicester, Liverpool and Birmingham that resulted in an MRCOphth and FRCOphth from the Royal College of Ophthalmologists. He then went on to do two corneal fellowships in Birmingham and Cambridge over a 3-year period, where he expanded his clinical and surgical acumen in cornea and external eye disease. Furthermore, Mr Rana has a postgraduate diploma in refractive cataract surgery from Ulster University, Northern Ireland. 

Mr Rana's developed understanding of varying demographics around the UK means that he's able to provide treatment that's tailored to individual patients. He's also multilingual, with proficiency in English, Hindi, Urdu and Punjabi, which allows him to connect with people and communicate with them in their native language.  

Mr Rana's clinical research has been published in multiple peer-reviewed publications, while he has presented his work at various national and international presentations. He frequently lectures around the UK as well as globally, runs surgical training courses and teaches ophthalmology trainees. 
   
He's also committed to giving back to the global community, and has volunteered at the Khmer Sight Organisation Cambodia to provide free eye care for patients in the area. He ran camps and villages and did cataract and corneal surgery to improve their sight. During COVID he volunteered to help the NHS medical team to support and care for patients suffering with COVID.

Work and personal life balance is important to him. He makes time to spend with his kids, plays racquet sports, does meditation and yoga as well as a love for travelling to serene destinations, musicals, and is learning salsa and French as a hobby. 

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Dr Anna Marciniak is a highly reputable and experienced consultant cardiologist who specialises in echocardiogram, valvular heart disease, heart valve surgery, hypertension, palpitations, heart failure, coronary heart disease, cardiac MRI, and coronary CT scanning. She currently practises at Spire St Anthony's Hospital. 

Dr Marciniak successfully completed a master's degree in cardiac imaging at the Catholic research university in the Belgian city of Leuven, KU Leuven, in 2004, before going on to impressively obtain a PhD four years later in valvular heart disease imaging from St George's University of London.

Dr Marciniak also possesses quite the substantial amount of expertise in cardiac imaging techniques, chest pain, angina, stroke, heart attack, low blood pressure, palpitations, shortness of breath, dizziness, and arrhythmia.

She is a current member of the European Society of Cardiology. 

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Dr Jackie Crawford is a consultant dermatologist based in Buckinghamshire, Kent and Berkshire. She specialises in vulval dermatoses, allergy, including food, skin and respiratory allergies, and contact dermatitis alongside wound healing. Dr Crawford practices privately for The ISAC Clinic in Beaconsfield, BMI The Princess Margaret Hospital in Maidenhead and The Bridge Clinic in Windsor. She also runs specialist skin clinics for The Hillingdon Hospitals NHS Foundation Trust at Hillingdon Hospital and Mount Vernon Hospital.

Dr Crawford worked as a GP before specialising in dermatology and she treats both adults and children, offering her expertise in paediatric skin diseases alongside general dermatology and vulval skin problems. She was also responsible for successful multi-disciplinary wound healing and leg ulcer clinics, working alongside vascular surgeons and ultra-sonographers. 

Dr Crawford has an excellent education and training background, graduating from the University of Leeds in 1986 with an MBChB. She trained in and achieved specialist qualifications in allergy from the University of Southampton and dermatology from the Royal College of Physicians.       

Dr Crawford, whose further areas of interest include acne, eczema and psoriasis, is an active member of the British Association of Dermatologists (BAD) and the British Society of Allergy and Clinical Immunology (BSACI).

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Mr Jack Gormley is a distinguished consultant ophthalmic surgeon based in West Yorkshire. He is renowned for his expertise in cataract, refractive, and laser eye surgery and additionally specialises in corneal surface disease, dry eye and corneal transplantation.

Mr Gormley qualified in medicine in 2009 at the University of Leeds, graduating with honours and receiving the West Riding Prize for his exceptional academic performance. Following this, he dedicated eight years to specialised ophthalmology training, including a clinical research fellowship in diabetic retinopathy and cerebral malaria at the Department of Eye and Vision, Blantyre, Malawi. He was appointed as a fellow of the Royal College of Ophthalmologists in 2017 and has additionally gained certification in laser refractive surgery and a diploma in cataract and refractive surgery. Mr Gormley also completed a prestigious year-long fellowship in corneal and refractive surgery at St Thomas’ Hospital in London, the historic birthplace of modern cataract surgery. He has served as a consultant ophthalmologist at York Teaching Hospital NHS Foundation Trust since 2020, where he additionally leads the corneal and refractive surgery service. Mr Gormley sees private patients at the esteemed Custom Vision Clinic near Wetherby, West Yorkshire, a revered centre for excellence in ophthalmic care.

At his NHS base, Mr Gormley has introduced groundbreaking techniques such as DMEK for corneal transplantation, providing rapid visual recovery to patients with corneal diseases. He has also established a world class refractive laser service, partnering with St James’s Laser Vision in Leeds to enhance patient care across the region. To date, Mr Gormley has successfully performed many thousands of cataract, laser eye, and refractive procedures.

Additional to his clinical responsibilities, Mr Gormley is a dedicated educator who is actively involved in teaching and training fellow surgeons and doctors and has undertaken post-graduate certification in medical education. He is an appointed tutor for the University of Ulster's postgraduate diploma course in cataract and refractive surgery and is also a member of the Royal College of Ophthalmologists' esteemed Microsurgical Skills Teaching Faculty. Mr Gormley has produced numerous academic publications which appear in peer-reviewed journals and has presented his research internationally, gaining recognition within the global ophthalmology community. He is a member of the European Society of Cataract and Refractive Surgery, and the American Society of Cataract and Refractive Surgery.

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Mr Guna Reddy-Kolanu is a passionate and experienced consultant ENT surgeon in the Surrey area, where he practises and his two private clinics in addition to the NHS. His focuses in his specialty are within otology, balance disorders, paediatrics, and rhinology affecting both adults and children. This includes grommets insertion, sinus surgery, tonsillectomy, adenotonsillectomy, as well as middle and outer ear surgery. Mr Reddy-Kolanu also specialises in vestibular testing and hearing loss.

After receiving his primary medical qualification in 2003, Mr Reddy-Kolanu continued his specialty higher training in the South West, where he undertook most of the training within all ENT areas at Bristol Royal Hospital for Children and the Bristol Royal Infirmary. He later furthered his training by completing a fellowship in ear surgery and hearing implantation surgery at Nottingham University Hospitals.

Mr Reddy-Kolanu has notably performed to date:
· more than 500 sinus operations
· more than 1,000 tonsillectomies using modern intracapsular techniques
· more than 1,000 ear operations including mastoid surgery and eardrum reconstruction
· more than 10,000 operations in total over his years of practise

Currently, Mr Reddy-Kolanu is an Clinical Lead for the ENT department with the NHS, as well as an Appraiser of doctors in all areas of practice. Beyond his hours committed to these roles and clinic practice, Mr Reddy-Kolanu continues to research, having had many published articles and papers in peer-reviewed journals.

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Mr Radu Mihai is an expert consultant endocrine surgeon specialising in sarcoma, sarcoma surgery, thyroid, parathyroid and adrenal surgery, hernia surgery and laparoscopic cholecystectomy currently practising in Oxford. In addition, he provides surgery for retroperitoneal sarcomas within the Oxford Sarcoma MDT.

Mr Mihai is the president of the British Association of Endocrine and Thyroid Surgeons. Although adult operations represent the vast majority of his work, he regularly sees children who need thyroid or parathyroid operations and has an additional interest in familial endocrine diseases (MEN-1 and MEN-2 syndromes).

After graduating from medical school in 1991, he spent three years training in clinical endocrinology before moving to the UK and obtaining a PhD in endocrine surgery from Bristol University in 1998. He completed all surgical training in the UK, working as a lecturer of surgery at Bristol University and a fellow in endocrine surgery in Oxford.

In 2007, he was then appointed as a consultant endocrine surgeon at the Oxford University Hospitals NHS Foundation Trust. He is the director of Research for the European Society of Endocrine Surgeons and a co-author of the European guidelines for the treatment of adrenocortical cancer and the use of neuromonitoring in thyroid surgery.

To date, he has performed over 400 laparoscopic and retroperitoneoscopic adrenal operations for benign adrenal tumours and metastatic disease. He has a strong commitment to postgraduate education and is regularly invited to teach students, postgraduate doctors and surgical trainees. For the last 10 years, he has been an examiner for the European Fellowship in Endocrine Surgery. In 2005, he was nominated Hunterian Professor of Surgery by the Royal College of Surgeons.

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Dr Timothy Chapman is a highly specialised consultant physician in respiratory medicine with private clinics at Spire Harpenden Hospital and Pinehill Hospital in Hertfordshire and Cobham Clinic in Bedfordshire. He has a special interest in lung cancer and asthma but treats all aspects of respiratory medicine, including; chronic cough, asthma, breathlessness, bronchiectasis, pleural disease, fibrotic lung diseases (fibrosis), obstructive sleep apnoea and allergic respiratory disorders.

Dr Chapman completed his medical training at Guy’s and St Thomas’ Hospitals in London, and completed his specialist training in general medicine and respiratory medicine in internationally renowned centres of excellence at St George’s Hospital London, The Royal Marsden Hospital and The Royal Brompton Hospital. He was awarded a 'Darzi Fellowship' in thoracic oncology and medical leadership training from the University of Leeds. Dr Chapman also holds a masters degree with distinction (MSc) in Allergy from Imperial College, London.

He has held multiple positions including Clinical Director of Acute Medicine, the Lead Clinician for COPD and pleural disease, a Lead Clinician in lung cancer at the Luton & Dunstable University Hospital and is an active member of the lung cancer network. He is also part of the education faculty at Luton and Dunstable teaching hospital, teaching postgraduate doctors in medicine, and examines undergraduate students for final examinations. He has many papers published in peer-reviewed journals and has presented his work at national and international conferences. 

Dr Chapman will assess your symptoms both thoroughly and quickly with a wide array of investigations available from lung function tests to sleep studies, bronchoscopy, pleural and endobronchial ultrasound and CT imaging. He also works alongside a multidisciplinary team including physiotherapists, surgeons and oncologists to provide a complete holistic service for his patients.

Please note that Dr Chapman does not see paediatric patients.

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Dr Christopher Heaton is a leading consultant dermatologist in Hampshire (Southampton and Portsmouth) and Chichester, who treats all aspects of dermatology, including eczema, psoriasis, acne, itchy skin, infections, mole mapping, sun damage and blemishes.

He is an expert in skin cancer treatments, such as surgical management of melanoma and non-melanoma skin cancers (basal cell and squamous cell carcinoma). I am highly skilled in dermoscopy  and use this to confirm diagnosis where possible.

Dr Heaton graduated in medicine from the University of Edinburgh and the University of St Andrew’s in 2005. He first started in dermatology in 2007 in the Portsmouth Hospitals Trust dermatology department. He completed his dermatology training in May 2016 on the Wessex rotation.

Dr Heaton has performed thousands of primary and re-excision from all areas of the body in the management of both melanoma and non-melanoma skin cancer. His goal with the treatment of skin cancer is with the utmost consideration to preserving the cosmetic profile.

You can see Dr Heaton's reviews on IWantGreatCare by clicking here.

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