After qualifying, Dr Millhouse first started his training in implantology and oral surgery in 1990 in Edinburgh Dental Hospital. Dr Millhouse subsequently gained further postgraduate training and experience at the Implant Centre, Harley Street, London.

Richard is a member of the Association of Dental Implantology and is currently taking part in the MSc course in Dental Implantology at Warwick University Medical School.

Dr Millhouse has acted as a consulting dental expert for industry, in the development of new dental instruments as well as an expert witness for the English Courts.