Mr.Subramonian established Birmingham Urology clinic in 2005. Over the years, clinic has attracted tertiary referrals of complex cases from all around West Midlands and outside. Mr.Subramonian is the Regional specialist in Stone disease and benign kidney problems and sees patients with complex kidney problems referred from around the region and abroad. He is a well recognised national expert in keyhole surgery for stones and has lectured in both national and international meetings. He is Vice Chair of Endourology Subsection of British Association of Urological Surgeons. He has published several papers in the field and has trained many stone surgeons in the UK and abroad through a Fellowship programme.