Mr Jonathan van Dellen
Consultant colorectal and general surgeon Appointment subject to confirmation
Appointment subject to confirmation


University College Hospital is one of the United Kingdom’s most advanced teaching hospitals, renowned for its state-of-the-art medical research and dedication to pioneering research.As one of the nation´s five comprehensive biomedical research centres, University College Hospital collaborates closely with the globally renowned University College London (UCL).The hospital hosts the largest Teenage and Young Adult Cancer Service in the UK, serving as London’s principal treatment centre for teenage cancer. It´s international patient service specialises the care of haemato-oncology patients aged 13-18, including those diagnosed with blood cancers, primary immunodeficiencies, and red cell disorders such as sickle cell anaemia and thalassaemia. It also delivers expert treatment for paediatric patients with solid tumours, particularly bone and soft tissue sarcomas. Private patient services at University College Hospital also encompass a private endoscopy unit, offering swift access to diagnostic procedures for gastric conditions.Ideally located on Euston Road in central London, University College Hospital provides excellent connectivity to major transport links, including London´s airports, railway stations, bus routes, and underground network.


The Princess Grace Hospital is an acute multidisciplinary private hospital in Marylebone, with over 250 highly experienced consultants from 17 specialties and 8 equipped operating theatres. Offering the latest robotic surgery techniques, it provides fully personalised care across orthopaedics, urology, women's health, endocrinology and cancer care, with an Urgent Care Centre open Monday to Sunday. What medical services does it specialise in? The Princess Grace Hospital brings together expert consultants in orthopaedic surgery, gastroenterology (digestive health), obstetrics and gynaecology (women's health), urology, sports and exercise medicine and endocrinology and diabetes care. Breast surgery and breast cancer care are also provided by specialist surgeons. What tests and treatments does it offer? Some of the medical tests and care services offered at The Princess Grace Hospital include: Robotic surgery MRI CT scan Joint replacement Breast cancer surgery Endoscopy (digestive health diagnostics) Sports injuries assessment and treatment Gynaecological examination What quality and safety standards does The Princess Grace Hospital meet? The Princess Grace Hospital holds a CQC Good rating. With 127 private en-suite rooms and 8 operating theatres, care is delivered by consultant-led multidisciplinary teams. An Acute Admissions Unit provides 24/7 urgent and unplanned medical care. Where is The Princess Grace Hospital located? 42–52 Nottingham Place, W1U, Marylebone. Near Baker Street tube and 10 min from Marylebone mainline station. On-street metered parking available nearby. What other HCA Healthcare UK centres are there in Central London? The Princess Grace Hospital is served by a specialist orthopaedic outpatient and diagnostic centre at The Princess Grace Hospital Outpatients at 30 Devonshire Street, Marylebone, which provides comprehensive musculoskeletal assessments, same-day imaging and MAKO robotic orthopaedic surgery services.


The Princess Grace Hospital Outpatients is a dedicated orthopaedic outpatient centre at 30 Devonshire Street, Marylebone. It offers MAKO robotic arm orthopaedic surgery, same-day diagnostic imaging with results available within hours, comprehensive physiotherapy and pain management — supported by internationally respected orthopaedic specialists covering all major joints, the spine and musculoskeletal conditions.What medical services does it specialise in?The Princess Grace Hospital Outpatients specialises in orthopaedic surgery— encompassing all major joints, the spine and the full range of musculoskeletal conditions — supported by sports and exercise medicine, pain medicine (pain management) and physical medicine and rehabilitation (physiotherapy). Lymphoedema therapy is also available as part of the extended care programme. What tests and treatments does it offer?Some of the medical tests and care services offered at The Princess Grace Hospital Outpatients include: MRICT scanUltrasound (including ultrasound-guided injections)Digital X-rayRobotic orthopaedic surgery (MAKO robotic arm) Joint injectionsHip replacementKnee surgeryWhat quality and safety standards does The Princess Grace Hospital Outpatients meet?The Princess Grace Hospital Outpatients holds a CQC Good rating. Managed by The Princess Grace Hospital, it is supported by internationally respected orthopaedic consultants, with same-day imaging and the majority of diagnostic results available within hours of the appointment.Where is The Princess Grace Hospital Outpatients located?30 Devonshire Street, W1G, Marylebone. Near Baker Street, Regent's Park and Great Portland Street stations. On-street metered parking available.What other HCA Healthcare UK centres are there in Central London?This outpatient centre is managed by The Princess Grace Hospital on Nottingham Place, Marylebone, which provides a full range of inpatient services, 24/7 acute care and 8 equipped operating theatres for patients requiring surgical intervention.
Appointment subject to confirmation





