Ria Brenelli Timpac-Sumampong, MD, FPCP, DPCEDM Specialty: Internal Medicine – Endocrinology Clinic: 2nd Floor, Rm. 207 Lim Hong Khu Medical Arts Center Mon-Tue-Thur 8:00 am -12:00 nn Wed 12:00 nn -3:00 pm Friday 8:00 am – 12:00 nn and 1:00 pm – 3:00 pm