I have managed to find this:
GP Surgery Details
Address The Medical Centre
Heol Yr Onnen
Pencoed
Mid Glamorgan
Postcode CF35 5PF [View Map for CF35 5PF]
Telephone 01656 860270
Fax 01656 861228
Head of Practice Jones JP
Other GPs Crane JA
Preest GA
Price GV (Female)
Ware DA (Female)
Practice Manager Alan Davies
Website
www.pencoedmedical.co.uk Branch Surgeries
The Medical Centre, Tredegar Avenue, Llanharan, Pontyclun, Glamorgan CF72 9QU
But unfortunately when you dial that number you get a message saying dial 08444 778890.
Will keep on hunting though!