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Gastroenterologists/Hepatologists

Gastroenterology is the study of the function and diseases of the digestive system, including the liver. Our gastroenterologists are specially trained to take care of transplant patients. 

Hepatology is the study of the liver, gallbladder, biliary tree, and pancreas as well as management of their disorders and is a  sub-specialty of gastroenterology. Our hepatologists are specially trained to take care of transplant patients.

 

Dr. Vincent Speeg Kermit Vincent Speeg, Jr., MD PhD
Professor of Medicine
Medical Director, Liver Transplant Program

Dr. Speeg received his graduate degree from Rice University in Houston, Texas and his medical degree from the University of Texas Southwestern Medical School at Dallas, Texas. He completed his internship, residency and gastroenterology training at Vanderbilt University Hospital in Nashville, TN. He manages the pre-operative assessment of liver transplant candidates and post-operative phases including medical follow-up in the outpatient settings.

 

Dr. Juan GuerreroJuan Guerrero, MD
Assistant Professor of Medicine
Hepatologist, Liver Transplant Program

Dr. Guerrero received his medical degree from the Medical College of Wisconsin in Milwaukee in 1999.  He is board certified in Internal Medicine and Gastroenterology.  He is a member of the American College of Physicians and the American Medical Association.  Dr. Guerrero is currently conducting several clinical trials to help improve the care of post-transplant patients.

 

Dr. Sandeep Patel Sandeep Patel, MD
Assistant Professor of Medicine

Dr. Patel received advanced training under internationally-recognized endoscopist Dr. Joseph Geenen of the Medical College of Wisconsin in ERCP (endoscopic retrograde cholangiopancreatography), a specialized form of gastrointestinal endoscopy used to diagnose and treat many different disorders of the pancreas and the bile ducts. Skilled in both ERCP and endoscopic ultrasound (EUS), Dr. Patel serves as Chief of Pancreato-Biliary Endoscopy at the UT Health Science Center at San Antonio (UTHSCSA) School of Medicine and Associate Professor and Program Director of Advanced Endoscopy Fellowship at UTHSCSA. Dr. Patel has rapidly established UTHSCSA as a regional referral center for complex pancreatic and biliary problems, instituting a new and rapidly growing Pancreas Clinic and successfully bringing cutting-edge diagnostic and therapeutic technologies to UTHSCSA, including pancreatic and biliary manometry and intra-ductal pancreatic and biliary endoscopy.

 

 Dr. Eric Lawitz Eric Lawitz, M.D.
Clinical Professor of Medicine
Hepatologist, Liver Transplant Program

Dr. Lawitz is a Medical Director of The Texas Liver Institute and a clinical professor of medicine at University of Texas Health Science Center in San Antonio, Texas. Dr. Lawitz received a B.S. from University of Illinois Chicago and M.D. from Rush Medical College. Dr. Lawitz received his postgraduate training in Gastroenterology/Hepatology at Brooke Army Medical Center and is board certified in the area of Gastroenterology/Hepatology. Dr. Lawitz has over 300 publications to include publications in the New England Journal of Medicine, Gastroenterology, Lancet, Hepatology, and Journal of Hepatology. In addition, Dr. Lawitz serves on the editorial board of Lancet, Gastroenterology, American Journal of Gastroenterology, Gastroenterology & Clinical Gastroenterology, Hepatology, Journal of Hepatology, and Therapeutic Advances in Gastroenterology.

 

Dr. Fred Poordad Fred Poordad, MD
Clinical Professor of Medicine
Hepatologist, Liver Transplant Program

Dr. Poordad is clinical professor of medicine at the University of Texas Health Science Center, San Antonio, and Vice President of Academic and Clinical Affairs at The Texas Liver Institute in San Antonio. Dr. Poordad received his bachelor and medical doctorate at the University of Alberta in Edmonton and completed a residency in internal medicine at St. Thomas Medical Center and Northeastern Ohio Universities College of Medicine. Dr. Poordad also completed fellowships in gastroenterology at the University of South Carolina and in hepatology/liver transplantation at the Johns Hopkins University School of Medicine. Dr. Poordad served as the co-director of liver transplantation at Johns Hopkins prior to becoming chief of hepatology and liver transplantation at Cedars-Sinai Medical Center in Los Angeles for 10 years. In 2012, he joined The Texas Liver Institute and the faculty at the University of Texas Health Science Center in San Antonio. He teaches medical students, resident and fellows and rotates on the liver transplant services at University Hospital System. Dr. Poordad also conducts a multitude of clinical research across all facets of liver disease, including viral hepatitis, fatty liver and cirrhosis. A member of the American Medical Association, the American Association for the Study of Liver Diseases, the European Society for the Study of Liver, the American Society of Transplantation and the Asia Pacific Association Society of Liver, Dr. Poordad lectures both nationally and internationally on the topic of liver disease and transplantation. Dr. Poordad has over 300 publications including numerous book chapters, abstracts, educational monographs and publishes in such journals as Gastroenterology, Hepatology, Liver Transplantation, the New England Journal of Medicine, Journal of Hepatology, the American Journal of Transplantation, and the International Journal of Artificial Organs. He has been honored by US News and World Report as one of the top 1% of physicians in his field and serves on many scientific advisory boards. Dr. Poordad serves or has served on educational committees for the American Association for the Study of Liver Disease, the American Society of Transplantation, and the American College of Gastroenterology. He is on the editorial board of several journals, and is a regular peer reviewer for multiple journals, as well as for the AGA and AASLD annual meetings.

 

Dr. Carmen Landaverde Carmen Landaverde, MD
Assistant Professor of Medicine
Hepatologist, Liver Transplant Program

Dr. Carmen Landaverde is an Assistant Clinical Professor of Medicine at the Dell Medical School at the University of Texas at Austin. Prior to joining The Texas liver Institute, Dr. Landaverde completed her gastroenterology fellowship at the University of California at Los Angeles
(UCLA) and her transplant hepatology fellowship at Baylor University Medical Center of Dallas, Texas, where she served as faculty for 5 years, caring for patients with highly complex liver disease. She specializes in nonalcoholic fatty liver disease (NAFLD), end-stage liver disease and liver transplantation medicine. She has authored and co-authored review articles on the management of fluid retention and cirrhosis, NAFLD and nutrition, outcomes in liver re-transplantation and in the optimization of hepatitis C treatment. Dr. Landaverde is fluent in Spanish.

 

Dr. Jennifer Wells Jennifer Wells, MD
Assistant Professor of Medicine
Hepatologist, Liver Transplant Program

Dr. Jennifer Wells is an Assistant Clinical Professor of Medicine at the Dell Medical School at the University of Texas at Austin. She completed her gastroenterology fellowship as well as her transplant hepatology fellowship at the University of Wisconsin Hospital and Clinics in Madison, WI. She has served on the faculty of Baylor Medical Center’s transplant program for the last 5 years prior to moving to Austin. Dr. Wells has an expertise in viral hepatitis (B and C), metabolic liver disease (primarily NASH) and autoimmune liver diseases. Dr. Wells is recognized as an expert in treatment of advanced manifestations of cirrhosis, portal hypertension and hepatocellular carcinoma. Additionally she is highly regarded in managing pre and post-transplant patients. Dr. Wells has authored on topics related to alcohol liver disease, hepatitis B and hepatitis C, NASH and liver transplantation.

 

Dr. Julio Gutierrez Julio Gutierrez, MD
Assistant Professor of Medicine
Hepatologist, Liver Transplant Program

Dr. Julio Gutierrez is an Assistant Professor of Medicine at the University of Texas Health Science Center at San Antonio (UTHSCSA) and the Director of Hepatobiliary Cancer at the Texas Liver Institute. Dr. Gutierrez received his bachelor degree from UC Berkeley and his medical degree from Mount Sinai School of Medicine in New York City. He completed his Internal Medicine residency and Gastroenterology fellowship at UC San Diego. Prior to joining TLI, Dr. Gutierrez concluded his training in Transplant Hepatology at the University of Miami Miller Transplant Institute. Dr. Gutierrez attends both inpatient and outpatient Transplant Hepatology service at UTHSCSA. He is focused on innovative techniques and therapies for patients with liver cancer (hepatocellular carcinoma) and non-alcoholic steatohepatitis. In addition, he teaches healthcare professionals including medical students, residents and fellows.

Dr. Gutierrez is well-trained in both clinical and basic science research. He has published extensively in primary biliary cirrhosis, hepatitis C, and alcohol-induced liver disease. He is also experienced in “omics” technologies, which was major focus of his work in San Diego.

Dr. Gutierrez has been chosen as a National Medical Fellow and National Association of Gastroenterology Fellow. He has received the Lieberman-Klein Award, the Louis Seaman Grant in Microbiology by the New York Academy of Science, and the Gelernt Award. His research has been sponsored by the National Institutes of Health and the Centers for Disease Control and Prevention. He is fluent in English and Spanish.

 
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