Mae pedair lefel o ymyrraeth ar gael, sy’n sbarduno mwy o gymorth i sefydliadau’r GIG, o drefniadau arferol (y lefel ymyrraeth isaf); monitro uwch; ymyrraeth wedi'i thargedu, i fesurau arbennig (y gyfradd ymyrraeth uchaf).
There are four levels of intervention available, which trigger increased support for NHS organisations from routine arrangements (the lowest intervention level); enhanced monitoring; targeted intervention to special measures (the highest rate of intervention).