Alexander Weymann, M.D.

Gastroenterology, Hepatology and Nutrition

phone: (314) 454-6173

Clinical Interests

Pediatric liver transplantation, cystic fibrosis liver disease, pediatric cholestatic liver disease, pediatric acute liver failure


  • MD, Witten/Herdecke University1999


  • Residency in Pediatrics, Mount Sinai Medical Center2001 - 2004
  • Advanced Pediatric Hepatology and Transplant Hepatology Fellowship, Mount Sinai Medical Center2004 - 2005
  • Pediatric Gastroenterology and Nutrition Fellowship, Washington University School of Medicine/St. Louis Children's Hospital2005 - 2008

Licensure and Board Certification

  • American Board of Pediatrics - General Pediatrics 2004
  • MO, Physician and Surgeon License 2005
  • American Board of Pediatrics - Pediatric Gastroenterology 2009
  • American Board of Pediatrics - Pediatric Transplant Hepatology 2010
  • AR, Physician License - State Medical Board 2016


  • Scholar of the Studienstiftung des Deutschen Volkes (German National Merit Foundation)1987 - 1999
  • Academic Year Program of the Biomedical Sciences Exchange Program, Berlin/Hannover/Mount Desert Island1996 - 1997
  • Research Scholarship of the Alfried Krupp von Bohlen and Halbach Foundation, Essen, Germany1996 - 1997
  • Research Scholarship of the Daniela and Jürgen Westphal Foundation, Hamburg, Germany1996 - 1997
  • Research Scholarship of the Peter and Ruth Wirts Foundation, Germany1997 - 1998
  • Kurt Hirschhorn MD Pediatric Resident Award - Mount Sinai Medical Center, New York, NY2003 - 2004
  • Postdoctoral Research Fellowship Award, American Liver Foundation2007 - 2008

Recent Publications view all (11)

Publication Co-Authors

  1. Transplantation. Pediatr Clin North Am. 2016;63(4):709-34. PMID:27469184 
  2. Baseline Ultrasound and Clinical Correlates in Children with Cystic Fibrosis. J Pediatr. 2015;167(4):862-868.e2. PMCID:PMC4586395  PMID:26254836 
  3. Hepatic venous outflow obstruction in pediatric liver transplantation: technical considerations in prevention, diagnosis, and management. Pediatr Transplant. 2014;18(5):497-502. doi:10.1111/petr.12277  PMID:24815309 
  4. Analysis of the role of hepatic PPARγ expression during mouse liver regeneration. Hepatology. 2012;56(4):1489-98. doi:10.1002/hep.25880  PMCID:PMC3465497  PMID:22707117 
  5. Early-onset hepatic fibrosis in lysinuric protein intolerance. J Pediatr Gastroenterol Nutr. 2011;53(6):695-8. doi:10.1097/MPG.0b013e318227b02d  PMID:21716135 
  6. Small bowel obstruction after pediatric liver transplantation: the unusual is the usual. J Am Coll Surg. 2011;212(1):62-7. doi:10.1016/j.jamcollsurg.2010.09.017  PMID:21123094 
  7. Liver regeneration is impaired in lipodystrophic fatty liver dystrophy mice. Hepatology. 2010;52(6):2109-17. doi:10.1002/hep.23920  PMCID:PMC2991544  PMID:20967828 
  8. Biliary strictures in pediatric liver transplant recipients - early diagnosis and treatment results in excellent graft outcomes. Pediatr Transplant. 2010;14(3):358-63. doi:10.1111/j.1399-3046.2009.01246.x  PMID:20003138 
  9. p21 is required for dextrose-mediated inhibition of mouse liver regeneration. Hepatology. 2009;50(1):207-15. doi:10.1002/hep.22979  PMCID:PMC2705473  PMID:19441104 
  10. Evidence for non-traditional activation of complement factor C3 during murine liver regeneration. Mol Immunol. 2008;45(11):3125-32. doi:10.1016/j.molimm.2008.03.008  PMCID:PMC2600895  PMID:18452991 
  11. Differential developmental regulation of rat liver canalicular membrane transporters Bsep and Mrp2. Pediatr Res. 2003;53(2):288-94. doi:10.1203/01.PDR.0000047509.54253.01  PMID:12538788 
Last updated: 05/24/2017
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