
Dr Siva Mahendran
Professional statement
Dr Siva Mahendran is a highly regarded consultant physician specialising in respiratory and internal medicine. He practises at New Victoria Hospital and specialises in cough, breathing problems, chest infection, asthma, sleep disorders and COPD.
He was appointed a consultant at Kingston & Richmond NHS hospital in 2017, where he is the clinical lead in the management of asthma, pleural disorders and respiratory research. Dr Mahendran is also the Trust Chair of medicines management and in this and in other roles as led on numerous initiatives to enhance patient safety and improve healthcare services.
Dr Mahendran qualified in Medicine at University College London and has been on the specialist register for Respiratory Medicine since 2017. He completed higher training in Respiratory and Internal Medicine at London’s leading hospitals including the Hammersmith, Royal Brompton, Guys and St Thomas' and Kings College Hospitals. In 2023, Dr Mahendran was awarded a PhD in Respiratory Immunology reflecting his contributions in research and in conditions including Asthma and COPD.
Impressively, Dr Mahendran played a pivotal role as the principal investigator at Kingston for the landmark Covid-19 Recovery clinical trial, offering critical expertise to local clinical teams and guideline committees throughout the pandemic. Additionally, he has advanced skills in bronchoscopy and ultrasound-guided pleural procedures. As a Fellow of the Royal College of Physicians, Dr Mahendran is also an accredited examiner for the RCP’s postgraduate exams.
Dr Mahendran also led a public webinar titled “Asthma Awareness,” aimed at patients with asthma in Kingston, which is freely available on YouTube.
Clinics

New Victoria Hospital
South London, 184 Coombe Lane West, Kingston upon Thames, KT2 7EG,Medical insurances accepted
Credentials
Professional experience
- 25 years of experience
- Consultant Physician in Respiratory and Internal Medicine, New Victoria Hospital (present)
Subspecialties
- Asthma
- Chest infections
Professional memberships
- British Society of Thoracic Radiologists
- European Respiratory Society
Education
- BSc, Anatomy and Developmental Biology University College London (2001)
- MBBS, University College Medical Schools (2004)
Teaching posts
- Examiner of Royal College of Physicians
- Trainer in ultrasound and pleural procedures
Publications and conferences
- https://www.researchgate.net/profile/Siva-Mahendran
Prizes and awards
- £20,000 Grant, Elizabeth Franklin Moore & Star Foundation (2024)
- Quality Improvement, Kingston Hospital (2023)
Languages spoken
- English
Reviews
- Would you recommend this doctor?
- Treatment of the doctor
- Treatment of the staff
- Waiting time
- Condition of facilities
- I had a very positive experience with Dr Mahendran at The New Victoria Hospital. From the beginning of the consultation, he took the time to listen carefully and patiently, making sure he fully understood my symptoms and concerns. He explained my condition in a very clear and thorough way, including what the symptoms mean, how they should be treated, and the reasoning behind the recommended treatment plan. I appreciated that he did not rush through the consultation and made sure everything was
- Very approachable and professional. Identified the main problem and promptly arranged appropriate investigations and interventions to address this, on the background of a complex recent medical history. Communicated effectively with other healthcare professionals looking after my case and forwarded results.
- Dr Mahendran was very thorough, listened carefully to my history. He gave excellent advice which has helped me enormously and within days my symptoms improved radically. I have no hesitation in recommending him to others.
- Dr Mahendran was very thorough, listened carefully to my history. He gave excellent advice which has helped me enormously and within days my symptoms improved radically. I have no hesitation in recommending him to others.
- I had an excellent experience with Dr Mahendran. He was incredibly thorough, taking the time to listen to all my concerns and explain everything in detail without making me feel rushed. It’s rare to find a physician who combines such high-level expertise with a genuine bedside manner. Additionally, I have to give a special mention to his secretary, Karen. She went above and beyond making the entire administrative process so easy and always kept me updated with results and appointments.
- Dr Mahendran combines the qualities of a fine clinician with rare gentility. He is so easy to talk to and all my concerns faded away.
- I had excellent appointments with Dr Mahendran. He listened to what I had to say and was happy to take time to explain and explore the questions that I had. I left fully understood what the problem was and what we could do to address it.
- We saw Dr Mahendran at the New Vic. He was very professional, caring and obviously a good clinician. Would recommend!
- I found Dr Mahendran to be excellent. He communicated clearly and efficiently. I had three tests in two days at New Victoria, and within a week we agreed on a clear plan for my ongoing treatment. I recoomend him whole heartedly!
- I found Dr Mahendran to be highly professional, thorough and easy to deal with throughout my consultations. He explained everything in a level of detail that was easy for me to understand. I wouldn’t hesitate to use Dr Mahendran again and would highly recommend him to others.