Wedi iddo gael ei euogfarnu, cynhaliwyd ymchwiliad mewnol gan y Bwrdd Iechyd o'r digwyddiadau i ystyried sut yr oedd wedi ymdrin â'r cyhuddiadau a wnaed gan ei gleifion a'r broses ddisgyblu a ddaeth wedi hynny. Daeth adolygiad y Bwrdd Iechyd i'r casgliad bod diffygion yn ei brosesau a phennwyd cynllun gweithredu ar gyfer gwella.
Following his conviction, the health board carried out an internal review of the events to look at how it handled the allegations made by its patients and the subsequent disciplinary process. The health board’s review found shortcomings in its processes and established an action plan for improvement.