Medical specialists – Top Doctors UK
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Dr Chandan Aladakatti is a consultant psychiatrist who practices privately at House of Health in Birmingham.

Dr Aladakatti qualified as a doctor in India in 2003. He completed his psychiatry postgraduate core training in Glasgow and higher training in West Midlands, is a member of Royal College of Psychiatrists and has gained his GMC specialist registration with endorsement in substance misuse. He has over 15 years of experience in psychiatry and currently holds portfolio of clinical, training and management role.

His current substantive clinical role involves management of acute and chronic mental health conditions in both emergency and community settings. His management role involves working with health care leaders in both secondary and primary care services. He has teaching commitment as an undergraduate tutor with Keele University medical College.

Dr Aladakatti's psychiatry training involved working in psychiatric sub-specialities including child and adolescent psychiatry, learning disability services, forensic, old age, adult and substance misuse services. He believes in holistic approach for management of mental health conditions. His evidence based practice involves understanding multi-dimensional factors influencing individuals mental health needs. He expects to work jointly with patients and their families to mutually agree an individualised recovery plan.

A psychiatry appointment will include:

• Detailed psychiatric history
• Carer and family engagement
• Evaluation of pre-filled questionnaire
• Risk assessment and care planning
• Diagnosis, feedback, psychoeducation and treatment
• 60-minute online or face to face initial appointment
• 30-minute follow up review
• Patient and GP letter for each consultation

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Dr Helmut Roniger is a highly respected lifestyle medicine physician who sees private patients through e-Consultation. With wide-ranging expertise in age reversal and the management and prevention of disease, he specialises in nutrition and the complementary treatment of cancer, diabetes, fibromyalgia and long Covid.

Dr Roniger qualified in medicine at the University of Vienna, Austria in 1987 before registering as GP in 1991. Following this, he pursued further training in South Africa, obtaining his specialisation in internal medicine at Stellenbosch University in 1997. After relocating to the UK in 1998, he was appointed at the Royal London Homeopathic Hospital and the Royal London Hospital of Integrated Medicine, where he would later hold the position of lead clinician. In 2001, he was appointed as a consultant physician at University College London Hospitals NHS Foundation Trust, where he continued to serve for over twenty years. Throughout his esteemed career, Dr Roniger has travelled extensively to undertake wide-ranging skills training, including specialist yoga medicine and Ayurveda studies at various esteemed locations in India and the UK. He has additionally completed a diploma in acupuncture accredited by the Austrian Medical Council and integrated acupuncture training for chronic pain at the London College of Medicine. Dr Roniger has also undertaken training in cancer biology and therapeutics with Harvard Medical School, extensive studies in clinical and medical hypnotherapy and holds a diploma in executive coaching and mentoring from the Institute of Leadership and Management.

Specialising in lifestyle medicine and age reversal, Dr Roniger helps patients with cancer and chronic conditions, such as diabetes to best manage their treatment and optimise their lifestyle. With his broad range of skills and multidisciplinary expertise, Dr Roniger is able to harness a variety therapeutic approaches in his practise, including applied kinesiology, stress management, homeopathy, coaching and mentoring, mindfulness and meditation, amongst many others.

Dr Roniger is well established in the field of research and his academic work is published in revered peer-reviewed academic journals. He has completed Harvard Medical School’s Global Clinical Scholar Research Training programme and a health and economic and policy certification with the London School of Economics.

Dr Roniger is an appointed fellow of the Royal College of Physicians and the American College of Physicians. Additionally, he is a fellow of the Faculty of Homeopathy and served as a council member and examiner for membership (MFHom) candidates for a number of years. He is also a member and former trustee of the British Homeopathic Association. Dr Roniger also holds membership of a number of esteemed professional bodies, including the International Society for Complementary Medical Research and the British Society of Lifestyle Medicine.

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Dr Anjani Prasad is a leading consultant in respiratory and general medicine with a specialist interest in asthma, allergy and interventional pulmonology. He is based in Buckinghamshire and currently sees patients at BMI The Chiltern Hospital, The Princess Margaret Hospital and The Shelburn Hospital.

He trained as a respiratory specialist in Oxford and has been a consultant since 2005. He has experience in specialised interventional procedures such as EBUS (Endobronchial Ultrasound), endobronchial stenting, valves and coils. Other interests include sleep disorders, pleural disease and sleep apnoea.

He manages patients with the entire range of respiratory conditions including, allergy, asthma, COPD, bronchiectasis, lung cancer, lung fibrosis, lung infections including TB, pulmonary nodules, sarcoidosis, sleep apnoea, unexplained cough or breathlessness.

Dr Prasad has extensive experience of acute general and emergency medicine. He works closely with a multidisciplinary team, including physicians, surgeons, radiologists, specialist nurses, physiotherapists, physiologists and pathologists to provide the best treatment and the best outcome for each patient.

Dr Prasad has excellent feedback from his patients. He gives attention to patient details to understand their concerns and tailors treatment to their preferences.

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Dr Robin Roberts is a leading cardiologist on Harley Street, London who has a particular interest in the management of difficult angina, heart failure, women’s cardiovascular health and the impact of mental health on the heart.

Dr Roberts qualified from Westminster Medical School, University of London in 1982. He completed cardiology training at Guy's Hospital, the London Chest Hospital and the National Heart and Lung Instiute, where he was a British Heart Foundation research fellow. He held an NHS Consultant post Queen Marys Hospital Roehampton and The Royal Brompton Hospital from 1997 until 2006, before moving into full-time private practice.

Dr Roberts had had a broad training in general medicine and cardiology, both invasive and non invasive.  He has a particular interest in chronic, refractory angina and in the management of individuals with ongoing cardiac symptoms, despite having normal coronary arteries. Many such cases have underlying microvascular dysfunction (microvascular angina). He also works closely with colleagues at the London Psychiatry Centre, providing support to patients with mental health problems, for whom the risk of developing cardiac disease is much higher than in the general population.

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Christof Kastner is an internationally-recognised consultant urologist based at the Nuffield Health Hospital, the GenesisCare Centre and Addenbrooke's Hospital in Cambridge and at the Nuffield Health at St Bartholomew’s Hospital in London. He is affiliated Associate Professor at the University of Cambridge. He specialises in the assessment and treatment of benign and cancerous prostatic disease.

He is one of the pioneers of MRI Fusion technology in the UK. With Professor Barrett, one of the world leading MRI prostate radiologists from Cambridge, he offers a prostate cancer assessment pathway with the highest detection rate published in the literature whilst providing patient comfort and certainty. 

With his clinical and technical expertise, Mr Kastner has driven the development of MRI Fusion Vector prostate biopsies, which has minimal side effects and is easily sustained under local anaesthesia. This is a new minimally invasive diagnostic technique that uses electromagnetic needle tracking to aim at abnormal areas identified by the prostate MRI. The accuracy of this technique and the resulting certainty of his diagnosis enables Mr Kastner to counsel and inform his patients with confidence on all the treatment options available. Read about a case here.

In addition to precision diagnosis, Mr Kastner provides state-of-the-art prostate cancer treatments, including:
• Brachytherapy for prostate cancer: Mr Kastner has experience in more than 1,000 cases of brachytherapy, providing high precision insertion of radioactive seeds with minimal side effects. For suitable patients, the application of Focal treatment in combination with radiotherapy is also possible.
• Spacer GEL injection: With minimal side effects, this procedure temporarily increases the distance between the prostate and the bowel, reducing the side effects of prostate radiotherapy.
• Holmium Laser Enucleation of Prostate (HoLEP): Mr Kastner offers HoLEP for patients with symptoms of obstructive enlargement of the prostate (lower urinary tract symptoms or benign prostatic hyperplasia). He has performed over 1,000 HoLEPS since 2007.

Mr Kastner qualified from RWTH Aachen University before moving to the UK, where he completed his specialist training and prostate cancer fellowships at London’s leading centres, including Guy’s Hospital, UCL and Imperial College, and at the Prostate Centre in Guildford. He obtained his FEBU from the European Board of Urology in 2008 and became a consultant in 2009.

Besides his highly-sought urologist practice, Prof Kastner is a senior author of numerous publications, which have changed the approach to prostate cancer assessment worldwide and have been marked as leading, high-quality urology findings, top in their field of expertise. His collaboration with his radiology partners also included a post as Professor of Urology in Rome between 2016 and 2021, where Mr Kastner delivered medical lectures, supervised trainees and developed clinical pathways for urology. 

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Mr Jonathan Bird is a highly regarded consultant orthopaedic surgeon based in London who specialises in knee surgery, including partial and total knee replacement, sports injuries, arthroscopy, meniscus repair and resection, as well as joint preservation surgery for knee arthritis. Mr Bird consults privately with the renowned OS Clinic, at Harley Street Specialist Hospital, at Prime Health, at The Shard, and at The Blackheath Hospital.

Mr Bird earned his MBBS from University College London in 1997. Whilst at medical school, he joined the British Army and witnessed the highest standard of medical care afforded to the Armed Forces. His experience in the military was what first sparked his interest in orthopaedic surgery, particularly in the treatment of knee injuries.

Mr Bird worked with the surgical teams in Basra, and he treated the injuries of both army personnel and Iraqi civilians who were affected by the conflict, before going on to complete specialist orthopaedic training in and around North London. He further honed his skills through the completion of a prestigious knee fellowship at University Hospital Coventry, and was later awarded the esteemed FRCS(Orth) from the Royal College of Surgeons.

Currently, Mr Bird holds the position of principal knee surgeon at University Hospital Lewisham, where he founded the acute knee service so that knee injuries are detected and treated efficiently. He also serves a catchment area in London encompassing one million residents, and is the undergraduate lead for medical students at King’s College London.

Mr Bird continues to enhance his specialist expertise by staying up to date with the latest developments in knee surgery, allowing him to optimise the patient experience. Whether it's elite athletes wishing to return to competitive sport or people who suffer from the daily pain of arthritis, Mr Bird is dedicated to alleviating pain, improving patients' functioning, and restoring quality of life.

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HCPC number: PYL31129

Dr Daniel Ghossain is a chartered consultant clinical psychologist based in London who specialises in expert witness work, neuropsychology and behavioural problems alongside acquired brain injury, medicolegal work and paediatric neuropsychology. He privately practises for NPsych clinic and has consultation experience for East London NHS Foundation Trust. 

Dr Ghossain is also an expert in neuropsychological assessment and treatment, particularly in the areas of emotional and social adjustment and the management of mood disorders in children and adolescents. He also treats cognitive difficulties, post-traumatic stress, and sleep and challenging behaviour. Furthermore, he undertakes capacity assessments and psychologically treats functional disorders as well as adults with mood difficulties.

He provides home visits to patients in a consultancy capacity for those who have acquired brain injuries (TBI, stroke and epilepsy) and find it difficult to leave their homes. For this reason, Dr Ghossain offers community rehabilitation and is available to travel to various locations across the South East. In addition to this service, he provides professional help to his patients' families to help them adjust to their new situation. Dr Ghossain also regularly receives cases from lawyers and case managers.

Dr Ghossain is highly qualified, with an MSc in Cognitive and Clinical Neuroscience from Goldsmiths, London, a doctorate in Clinical Psychology from University College London and a postgraduate diploma in clinical neuropsychology from Glasgow University.

Dr Ghossain has previously worked for the City and Hackney Psychology Service (NHS), The Stroke Unit at St John and St Elizabeth Hospital in London, Re:Cognition Health, Wandsworth CAMHS and the Blackheath Brain Injury Rehabilitation Unit and Neurodisability Service.

Dr Ghossain, who is a member of the British Psychological Society (BPS), routinely provides neuropsychological assessments, particularly within a medico-legal context. He has a vast amount of experience in medico-legal work, having previously worked as an expert witness in civil litigation and for the Crown Prosecution Service. This experience led him to work with a wide variety of case managers and solicitors.

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Professor Mark O'Neill is a distinguished consultant cardiologist who specialises in the diagnosis and treatment of complex cardiac arrhythmias, including atrial fibrillation, ventricular tachycardia, and supraventricular tachycardia.

Professor O'Neill successfully completed a DPhil in Cardiac Physiology at the University of Oxford as a rhodes scholar in 1995 before notably going on to graduate (MB BCh) with first-class honours from University College Dublin in 1998. He would then continue his education by completing his subspecialty training in interventional cardiac electrophysiology at St Mary’s Hospital, as well as at the internationally renowned arrhythmia centre in Bordeaux. Impressively, Professor O'Neill was awarded a National Bronze Clinical Excellence award in 2016 and 2021 in recognition of the quality of both his clinical and academic work.

In addition to his clinical practice, Professor O'Neill is actively involved in medical education and research, serving as a mentor and educator for medical students, residents, and fellows. He has published numerous research articles and book chapters on topics related to cardiac electrophysiology and arrhythmia management, contributing to the advancement of knowledge in the field.

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Dr Laszlo Halmai is a highly experienced Consultant Cardiologist in Imaging in Milton Keynes and Bedford, who specialises in cardiac screening, Echocardiography, cardiac stress imaging tests, alongside ECG-Tape monitoring for heart rhythm changes (Holter), ambulatory blood pressure monitoring (ABPM), cardiovascular CT scans, cardiac MRI studies, and diagnosing and managing heart failure. He privately practises at The Saxon Clinic, The Manor Hospital in Bedford and The Harley Street Consulting Clinics, while his NHS base is Milton Keynes University Hospital NHS Foundation Trust.

Dr Halmai is committed to offering comprehensive cardiovascular care to his patients. His extensive knowledge and international experience in these areas ensure that he provides the highest level of care, from diagnostic testing through to management of complex heart conditions.

In addition to his clinical practice, Dr Halmai holds a board position at the Cardiomyopathy and Inherited Cardiac Conditions Services at The Harefield Hospital, London, and actively contributes to the ongoing development of cardiac services in the UK. He also serves as a honorary Clinical Lecturer in Cardiomyopathies at the Royal Brompton and Harefield Hospitals in London, and also a Lecturer and Educational Supervisor at the University of Buckingham Medical School, where he is deeply involved in the training and mentoring of future healthcare professionals.

Dr Halmai's educational background is extensive. He holds an MD from the University of Szeged Medical School, and he is a Fellow of the Royal College of Physicians in London, Fellow of the Society of Cardiovascular Computed Tomography (USA), he holds an MSc in Autonomic Research, Amsterdam, The Netherlands.

He has earned certifications in both General (Internal) Medicine and Cardiology, reflecting his broad clinical expertise. He has been accredited in Transthoracic and Transoesophageal Echocardiography by the BSE (UK), and in Cardiovascular Computed Tomography by the SCCT (USA).

His professional affiliations include membership in the British Cardiac Society, the British Society of Echocardiography, the European Society of Cardiology, as well as the European Association of Cardiovascular Imaging, he holds Fellowship by the Royal College of Physicians (London) and the Society of Cardiovascular Computed Tomography (USA), among others.

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Mr Mohamed Abdelhamid is a highly skilled and practised consultant vascular and endovascular surgeon who is based at several highly regarded London clinics. With over 20 years' experience, he has gained a leading level of expertise in all aspects of his field including varicose veins surgery, thread (spider) veins, abdominal aortic aneurysm, carotid artery disease, thoracic outlet syndrome and peripheral vascular disease.

His medical training began at Cairo University Medical School, where he graduated with Honours in 1998. After, he underwent a research and Masters degree followed by basic and higher surgical training at the Cairo University Hospital. Then, in 2004, Mr Abdelhamid relocated to the UK and pursued research at the University of Birmingham as well as general and vascular surgical training in London. During his time in London, he worked in all major vascular units and his intensive training involved the opportunity to work for two years as an endovascular fellow at Sir Charles Gairdner Hospital in Perth, Australia, which he completed in 2017.

As well as dedicating his career to providing the utmost care to his patients, he also devotes his profession to medical research. In fact, he has several publications in high impact vascular journals and has given presentations on a national and international level at vascular surgery meetings and conferences. This contribution to research consists investigation of diabetic food treatment, varicose veins treatment, peripheral vascular disease among other topics . What's more, he offers courses to GPs in the areas of venous problems in primary care and vascular disease management.

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