Dr Bannon qualified in 2002 from Trinity College Dublin and completed internships in Dublin. He undertook general practice vocational training in Teeside, Northeast England. After this he worked in North West England in Hospitals in Salford and Manchester. He has been a GP in county Westmeath since 2002 and in 2016 moved full time into Mullingar. Special interest included paediatrics, Men’s health, Neurological diseases and performing minor surgery. Other GP interests include Mental Health, Gynaecology, and Adolescent health.
Dr. Bannon opened his first practice in Castletown Geoghegan in 2002. The success of this practice led to the opening of his second practice in Greenpark, Mullingar in 2005. On 8th October 2016 Dr. Bannon took over from Dr. Frank McKenna and set up in the new Mullingar Healthcare Complex in Austin Friar St., Mullingar.