The Liver Center of Baylor College of Medicine

Liver Center Physicians

Hepatobiliary and Liver Transplant Surgeons

John Goss, MD, FACS, is professor of Surgery in the Michael E. DeBakey Department of Surgery at Baylor College of Medicine and chief of the Division of Abdominal Transplantation and Hepatobiliary Surgery. He specializes in adult and pediatric liver transplantation, hepatobiliary surgery, surgical management of liver tumors, and pancreatic islet transplantation. He is board certified by the American Board of Surgery and is a fellow of the American College of Surgery. After earning his medical degree from Creighton University in Omaha, Nebraska, Dr. Goss completed his general surgical residency at the Washington University School of Medicine Surgical Program. He then completed a 2-year multi-organ transplant fellowship in the Division of Liver and Pancreas Transplantation at the University of California School of Medicine in Los Angeles (UCLA). Dr. Goss has performed many surgical "firsts" in Houston, including the first split liver adult and pediatric transplants, the first adult living donor liver transplant, the first dual organ lung-liver transplant, and the first dual organ heart-liver transplant.


Christine O'Mahony, MD, is assistant professor of Surgery in the General Surgery Division of the Michael E. DeBakey Department of Surgery at Baylor College of Medicine. She specializes in adult and pediatric liver transplantation, hepatobiliary, and the surgical management of liver tumors. Dr. O'Mahony is board certified by the American Board of Surgery. She earned her medical degree from the Medical College of Pennsylvania in Philadelphia. Her extensive training includes two general surgery residencies, one at Hahnemann Medical College in Philadelphia and one at The University of Texas at San Antonio, and a fellowship in transplantation surgery at New York University Medical Center in New York. Dr. O'Mahony has worked with Dr. Goss as a valuable team member since 2004.

Chief of Hepatology

John M. Vierling, MD, FACP, is professor of Medicine and Surgery and chief of Hepatology at Baylor College of Medicine. He is also director of Advanced Liver Therapies, a center devoted to clinical research in hepatobiliary diseases, at St. Luke's Episcopal Hospital. Dr. Vierling is board certified in internal medicine, gastroenterology and transplant hepatology. He is a fellow of the American College of Physicians (FACP). Dr. Vierling earned his medical degree from the Stanford University School of Medicine in California, where he was elected to Alpha Omega Alpha, the Medical Honor Society. He completed his residency in internal medicine at Strong Memorial Hospital of the University of Rochester in Rochester, NY, followed by service in the U.S. Public Health Service at the Liver Unit of the National Institutes of Health and a fellowship in gastroenterology at the University of California at San Francisco (UCSF). Dr. Vierling specializes in acute liver failure, viral hepatitis, autoimmune liver diseases, genetic and metabolic diseases, alcoholic and non-alcoholic liver diseases, tumors of the liver and bile duct and liver transplantation. His research interests include clinical therapeutic trials and immunological mechanisms of hepatobiliary injury.

Medical Director

Risë Stribling, MD, is associate professor of Surgery in the General Surgery Division of the Michael E. DeBakey Department of Surgery at Baylor College of Medicine. She is also Medical Director of Liver Transplantation at St. Luke's Episcopal Hospital, and a founding member of The Liver Center at Baylor College of Medicine. Dr. Stribling is board certified in internal medicine, gastroenterology, and transplant hepatology. She specializes in liver transplants, acute and chronic liver diseases, and fulminant hepatic failures. She completed her medical degree at the University of Oklahoma College of Medicine in Oklahoma City, followed by an internship and residency in internal medicine at the University of Oklahoma Health Sciences Center. Her training includes fellowships in gastroenterology and research at the University of Texas Medical Branch in Galveston. She was also a clinical instructor for two years in the Division of Liver and Pancreas Transplantation at the University of California School of Medicine in Los Angeles (UCLA). Dr. Stribling has been an investigator in a broad range of clinical areas related to liver diseases, including cancer, Hepatitis B and C, and cirrhosis, as well as treatments for liver failure.

Liver Center Physicians

F. Blaine Hollinger, MD, is professor of Medicine, Molecular Virology and Epidemiology and director of the Eugene B. Casey Hepatitis Research Center at Baylor College of Medicine. He specializes in liver disease, viral hepatitis and blood-borne pathogens. Dr. Hollinger earned his medical degree from the University of Kansas School of Medicine in Kansas City, followed by an internship in internal medicine at the University of California at San Francisco (UCSF). He completed internal medicine residencies at UCSF, the University of Washington Medical Center and the University of Kansas Medical Center, followed by service in the U.S. Public Health Service at the Centers for Disease Control and Prevention. Dr. Hollinger is a fellow of the Infectious Diseases Society of America. He serves as chairman of the Blood Products Advisory Committee for the FDA and as a consultant on the Transfusion-Transmitted Diseases Committee of the American Association of Blood Banks (AABB). He is an experienced investigator who has engaged in a number of national, multicenter clinical trials and basic scientific projects on the immunopathogenesis and natural history of viral hepatitis.


Khozema B. Hussain, MD, is assistant professor of Medicine in the department of Medicine at Baylor College of Medicine. Dr. Hussain is board certified in internal medicine, gastroenterology, and transplant hepatology. He earned his medical degree from Dow Medical College in Karachi, Pakistan, followed by a residency in internal medicine at Wayne State University, Detroit Medical Center, in Michigan. He completed a gastroenterology fellowship at Mount Sinai Hospital and the Bronx VA Medical Center in New York, and a general and transplant hepatology fellowship at the University of Michigan Medical Center in Ann Arbor. His clinical and research interests include chronic viral hepatitis, cirrhosis, hepatocellular carcinoma, and liver transplantation.


Prasun K. Jalal, MD, is assistant professor of Surgery in the Michael E. DeBakey Department of Surgery at Baylor College of Medicine. Dr. Jalal is board certified in internal medicine, gastroenterology, and transplant hepatology. He completed his medical degree at the Postgraduate Institute of Medical Education and Research in Chandigarh, India, followed by a residency in internal medicine at the Albert Einstein College of Medicine Affiliated Hospitals, Bronx, NY. His extensive training includes four fellowships: a gastroenterology and hepatology fellowship at Royal College of Physicians in London; a gastroenterology fellowship at the Long Island Jewish Medical Center in New Hyde Park, NY; a gastroenterology fellowship at St. James' University Hospital, Leeds, United Kingdom; and a transplant fellowship at Mount Sinai School of Medicine CUNY, NY. His clinical interests include autoimmune liver disease, fatty liver disease, liver cancer, liver transplantation, and viral hepatitis.


Gagan K. Sood, MD, is associate professor of Surgery in the General Surgery Division of the Michael E. DeBakey Department of Surgery at Baylor College of Medicine. He specializes in liver transplantation, hepatocellular carcinoma (liver cancer), nonalcoholic fatty liver disease (NAFLD) and Hepatitis B and C. Dr. Sood is board certified in internal medicine, gastroenterology and transplant hepatology. Dr. Sood earned his medical degree from the Postgraduate Institute of Medical Education & Research (PGIMER) in Chandigarh, India, and completed a fellowship in Gastroenterology from the University of Delhi, New Delhi, India. His extensive training also includes internal medicine residency training at Henry Ford Hospital in Detroit, Michigan, a gastroenterology and hepatology fellowship at the University of Alabama at Birmingham, and an advanced fellowship in transplant hepatology at the University of Alabama Liver Center.


Norman L. Sussman, MD, associate professor of Surgery at Baylor College of Medicine, is board certified in internal medicine, gastroenterology and transplant hepatology. Dr. Sussman received his medical degree from the University of the Witwatersrand Medical School in Johannesburg, Republic of South Africa. His extensive training includes an internship in internal medicine and surgery at Johannesburg General Hospital and a year as the senior house officer in medicine and pediatrics at St. Charles' Hospital in London. Following his time in England, Dr. Sussman completed an internship and residency in internal medicine at St. Louis University Hospital in Missouri where he was named chief resident as well as a fellowship in gastroenterology at the Washington University School of Medicine. Dr. Sussman is an active member of Baylor Liver Health at St. Luke's Episcopal Hospital, and his clinical interests cover all aspects of liver disease. His research interests include assessment and management of acute liver failure, artificial liver support, new agents to treat viral hepatitis and complications of advanced cirrhosis.

Hours & Phone Numbers

  • Monday - Friday 8 a.m. - 4:30 p.m.
  • To schedule an appointment, call 713.798.8355 or toll-free 1.877.64LIVER (645.4837)
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This is my first visit to Baylor Clinic and I am very satisfied. I did not have to wait long to see the doctor. During my appointment she took her time, asking me questions. The employee at the front desk was very courteous and friendly.