Language English, Mandarin Chinese, Hokkien Dialect, Cantonese Dialect

Dr Toh obtained his medical degree at the National University of Singapore and post-graduate surgical diplomas at the Royal College of Surgeons of Edinburgh, UK as well as Royal College of Physicians & Surgeons of Glasgow, UK. He received his urological training in Singapore and underwent further subspecialty training in the United States where he completed 2 fellowships – one at Duke University, North Carolina and the other at William Beaumont Hospital, Michigan. He is a certified specialist in Urology and a Fellow of the Academy of Medicine, Singapore (Urology).

Associated Treatments

Dr Toh’s special areas of interests in Urology include Reconstructive urology, Urodynamics and Voiding dysfunction. He was the first in the region to use botulinum (Botox®, Irvine, California) to control urinary leakage in patients with spinal cord injuries. He also treats females with urinary leakage including stress incontinence and/or urge incontinence. In addition, he has directed courses and instructed in Urodynamics, which deals with the functions of the bladder and urethra. He is recognized by his peers as an expert in surgery involving the urethra as well as reconstructive surgery of the bladder and ureters affected by trauma or disease.

Dr Toh also treats urinary stone diseases and urological cancers including kidney, bladder and prostate cancers using minimally invasive surgical techniques – Endourology, Laparoscopy & Robotic Surgery. In addition, Dr Toh is a gazetted Kidney Transplant surgeon in Singapore.


On the research front, besides publishing scientific papers, Dr Toh was the institutional principal investigator in 3 global multi-centre clinical research trials. He is a reviewer for urological journals and is an Associate Editor of International Nephrology & Urology. Dr Toh has been invited to speak and demonstrate surgery in Beijing, Hong Kong, Taipei, Dhaka, Ho Chi Minh City, Yogjarkarta, Kuala Lumpur, Sibu and Johor. He won the Best Video Presentation at the 2002 National Healthcare Group Annual Scientific Meeting and the Best Paper Presentation at the 1998 Singapore Urological Association Annual Scientific Meeting.

Dr Toh is a past President of the Singapore Urological Association from 2012 to 2014. He was the Scientific Chairman of Urofair 2004 and Organising Chairman of Urofair 2010. In Urological Association of Asia, he was a member of the Executive Committee, serving as Honorary Treasurer Dr Toh also serves as a Board member of the Chapter of Urology, College of Surgeons. He is also a member of the Examinations Committee for Urology Residents Advisory Committee.

Despite his busy schedule, Dr Toh found time to serve in humantarian medical missions in Indonesia, Laos, East Timor and Nepal. He had also volunteered his services in disaster relief – in Aceh, Indonesia following the tsunami, in Yogjakarta, Indonesia and in Pakistan after earthquakes. For his services, he was awarded the ‘Unsung Heros Award’ by the Rotary Club. In addition, at the height of the COVID-19 pandemic, Dr Toh served in the Community Care Facility @ Singapoe Expo. He also attended to COVID-19 patients in Mount Elizabeth Hospital. In recognition of his efforts, he was awarded the ‘COVID-19 Resilience Medal’ by the Government of Singapore.

Prior to his current practice in Mount Elizabeth Medical Centre, Dr Toh was the Senior Consultant and Head of the Department of Urology in Tan Tock Seng Hospital, Singapore.


24 Local and International Publications

7 Research Grants

34 Invited Speaking Engagements



Associate Editor of International Urology & Nephrology Journal

Awards and Honours
  1. 2024 COVID-19 Resilience Medal. Government of Singapore
  2. 2015 Outstanding Education Partners Award. National Healthcare Group
  3. 2002 Best Video. Chong YL, KL Toh, JKN Tan. Right colon pouch: An alternative method of urinary diversion. 1st National Healthcare Group Scientific Congress. August 2002.
  4. 2001 Tan Tock Seng Hospital HMDP. Neuro-urology, female urology & Urodynamics in William Beaumont Hospital, USA.
  5. 1999 Human Manpower Development Programme, Ministry of Health. Reconstructive Urology in Duke University Medical Centre, USA.
  6. 1998 Best Paper. SJ Chia, KL Toh, KS Chan, SW Seng, D Consigliere. Do patients with acute urinary retention merit a trial without catheter? 1st Combined Meeting of Singapore Society of Nephrologists – Singapore Urological Association. January 1998.