Physicians/Nephrology go Results Found: 2 Button group with nested dropdown Sumter Medical Specialists, P.A. Sumter Medical Specialists, P.A. 635 W. Wesmark Blvd. Sumter SC 29150-1900 (803) 469-7500 Sumter Nephrology, LLC Sumter Nephrology, LLC 115 N. Sumter St., Ste. 305 Sumter SC 29150 (803) 938-5663 Mark Your Calendar View All Events