Cafodd ei arestio wedi hynny a'i gael yn euog o lofruddiaeth yn 2016. Adeg ei arestio, roedd yn cael ei gyflogi gan y Bwrdd Iechyd ond nid oedd yn gweithio gyda chleifion oherwydd iddo gael ei ddiarddel o'i waith. O ganlyniad i'r honiadau o gam-drin, roedd wedi cael ei ddiarddel ers 2012 gan ddisgwyl canlyniad ymchwiliad disgyblu'r Bwrdd Iechyd.
He was subsequently arrested and convicted of murder in 2016. At the time of his arrest, he was still an employee of the health board but not working with patients due to his suspension. He had been suspended from work since 2012 pending the outcome of the health board’s disciplinary investigation following the abuse allegations.