Yn eu hadolygiad o’r cynnydd a wnaed o dan y mesurau arbennig, roedd Arolygiaeth Gofal Iechyd Cymru a Swyddfa Archwilio Cymru yn glir bod y gwaith gwasanaethau gofal sylfaenol y tu allan i oriau, o dan arweiniad Dr. Chris Jones, Cadeirydd Bwrdd Iechyd Prifysgol Cwm Taf, wedi ymddangos fel catalydd ar gyfer sicrhau bod gwell gwerthfawrogiad o sut i ddatblygu gwasanaethau sylfaenol a chymunedol mwy cyson a chydlynol ar draws y Gogledd.
Healthcare Inspectorate Wales and the Wales Audit Office, in their review of progress under special measures, were clear the out-of-hours primary care services work led by Dr Chris Jones, chair of Cwm Taf University Health Board “appears to have been a catalyst for a greater appreciation of how to develop more consistent and coherent primary and community services across North Wales”.