She will also work with organisations across Wales to reduce health inequalities and lead the medical profession with the aim of improving the quality of healthcare and patient outcomes.
Bydd hi hefyd yn gweithio gyda sefydliadau ar draws Cymru i leihau anghydraddoldebau iechyd ac yn arwain y proffesiwn meddygol gyda'r nod o wella ansawdd gofal iechyd a chanlyniadau i gleifion.