David Guppy qualified from Guy's Hospital in 1987. He established a practice in London that accepted referrals from other practitioners. David was awarded a Masters Degree in Endodontics with Distinction from the University of London in 1997. Following further study in Scandinavia and the USA he attained Membership in Restorative Dentistry from the Royal College of Surgeons. David has been accredited Specialist status from the General Dental Council.

He lectured widely at Postgraduate level and held clinical posts at the University of London Dental Institute. David is a member of the British Endodontic Society, the British Academy of Aesthetic Dentistry and the Association of Dental Implantology. His research has been published in the UK and internationally.

David's clinical practice encompasses all aspects of restorative and aesthetic dentistry including Implantology and Endodontics.