Gwasanaeth Sgrinio Retinopathi Diabetig Cymru 1 Cwrt Fairway Cwch Uchaf Trefforest Rhondda Cynon Taf CF37 5UA Ffôn: 0300 003 0500
Archwiliad Iechyd Llygaid Cymru
E-bost: nwssp-primarycareservices@wales.nhs.uk