EPHRAIM NSIEN, MD is categorized under PHYSICIANS & SURGEONS specializing in GASTROENTEROLOGY and located at 2600 E Southlake Blvd. # 120-32 in or near the Southlake, TX area. Find additional information including website, e-mail, map, and directions - OriginalYP.com®. Find additional PHYSICIANS & SURGEONS at MedicalYP.com ®.