Dr Sam Peh is a Fellow of the Royal College of Surgeons Edinburgh and a Fellow in Urology of the Academy of Medicine Singapore. He also underwent an Urological Clinical Fellowship in Westmead Hospital, Sydney, Australia.

As a reputable urologist, Dr Peh specialises in treating disorders of male and female urinary tract (kidney, ureter bladder and urethra) and the male reproductive system. His services include the diagnosis, medical and surgical management on the full range of urological problems, that include andrology, erectile dysfunction and male infertility. He also specialises in providing laparoscopic surgery as applied to the field of urology, especially in managing kidney and prostate cancers.

Dr Dr Sam Peh Oon Hui is also a selected panel specialist on the insurance integrated shield plan for: