Sumter Medical Specialists, P.A. Categories Health Care & Medical Services 635 W. Wesmark Blvd. Sumter SC 29150-1900 (803) 469-7500 (803) 469-7533 Rep/Contact Info Dr. Usah Lilavivat × Dr. Usah Lilavivat M.D., F.A.C.P., F.A.C.E., CDE Phone: (803) 469-7500 Send an Email Pusadee Suchinda × Pusadee Suchinda Share × Print Email Facebook Twitter LinkedIn Tell a Friend × Mark Your Calendar View All Events