Dr. William Fisher

Tien Ko is a General Surgeon in Houston, Texas. Dr. Ko is rated as a Distinguished provider by MediFind in the treatment of Hereditary Pancreatitis. His top areas of expertise are Hernia, Hereditary Pancreatitis, Acute Pancreatitis, Gallbladder Removal, and Fasciotomy. Dr. Ko is currently accepting new patients.

Dr. Omar Barakat is a general surgeon specializing in benign and malignant diseases of the liver, bile duct, gallbladder, and pancreas. He is an Associate Professor of Surgery - Division of Surgical Oncology at Baylor College of Medicine and Medical Director of the Neuroendocrine Tumor Program at Baylor St. Luke’s Medical Center.Dr. Barakat’s clinical interests include: malignant hepatobiliary and pancreatic diseases, liver and pancreas surgery; upper gastrointestinal surgery; neuroendocrine tumors; gastrointestinal stromal tumors (GIST); and minimally invasive surgery.Dr. Barakat has developed new surgical techniques to minimize the complication rate and blood loss following pancreatic and liver surgeries. He utilizes image-guided therapies, such as radiofrequency ablation, microwave ablation, irreversible electroporation (NanoKnife system), trans-arterial chemotherapy, and selective internal radiotherapy (SIRT) with Yttrium-90 microspheres, to treat liver tumors while minimizing trauma to the patients. Dr. Barakat's clinical and research interests also include the study of neuroendocrine tumors; and the development of off-the-shelf bio-artificial liver organs that can be suitable for liver transplantation in patients with end-stage liver disease.Dr. Barakat received his medical degree from Aleppo University Medical School in Aleppo, Syria. He completed a residency in general surgery at the Medical College of Pennsylvania, Episcopal Hospital in Philadelphia and a Fellowship in cardiovascular surgery research at State University of New York - Buffalo. He also completed clinical fellowships in liver transplantation at The University of Texas Health Science Center in Houston; and in heart transplantation and mechanical assist devices aat the Texas Heart Institute. He continued his practice in liver and pancreatic surgery at Freeman Hospital in Newcastle Upon-Tyne, United Kingdom, where he treated complex and rare tumors of the liver, bile duct, and pancreas. Dr. Barakat is board-certified by the Royal College of Surgeons (Ed), United Kingdom, where he is also a Fellow. Dr. Barakat is rated as an Advanced provider by MediFind in the treatment of Hereditary Pancreatitis. His top areas of expertise are Chronic Pancreatitis, Gallbladder Disease, Pancreatic Cancer, Pancreatectomy, and Pancreaticoduodenectomy.

Ata Ahmad is a General Surgeon in Houston, Texas. Dr. Ahmad is rated as a Distinguished provider by MediFind in the treatment of Hereditary Pancreatitis. His top areas of expertise are Gallbladder Disease, Cholecystitis, Gallstones, Hernia Surgery, and Gastrectomy.