Mark Pedersen, M.D., is an Assistant Professor in the Department of Internal Medicine at UT Southwestern Medical Center and a member of the Division of Digestive and Liver Diseases.

Originally from Katy, Dr. Pedersen holds a bachelor's degree in applied music from Baylor University in Waco, where he graduated summa cum laude. He earned his medical degree at Baylor College of Medicine. He completed internal medicine residency training at the University of Arizona College of Medicine. He then completed advanced training through a fellowship in gastroenterology and transplant hepatology at UT Southwestern Medical Center.

Certified by the American Board of Internal Medicine in gastroenterology and transplant hepatology, Dr. Pedersen joined the UT Southwestern faculty in 2019.

At UT Southwestern, Dr. Pedersen is a member of the Pre-clerkship Curriculum Committee.

Personal Note

Outside of medicine, Dr. Pedersen’s interests include running, hiking, reading, and spending time with his family.


Medical School
Baylor College of Medicine (2013)
University of Arizona College of Medicine-Phoenix (2016), Internal Medicine
UT Southwestern Medical Center (2018), Gastroenterology
UT Southwestern Medical Center (2019), Transplant Hepatology

Research Interest

  • Cholestatic Liver Diseases
  • Liver Transplantation


Featured Publications LegendFeatured Publications

Managing the Symptoms and Complications of Cholestasis.
Pedersen MR, Mayo MJ, Clin Liver Dis (Hoboken) 2020 Mar 15 3 120-124
Genotype specific peripheral lipid profile changes with hepatitis C therapy.
Pedersen MR, Patel A, Backstedt D, Choi M, Seetharam AB, World J. Gastroenterol. 2016 Dec 22 46 10226-10231
Pretransplant Factors and Associations with Postoperative Respiratory Failure, ICU Length of Stay, and Short-Term Survival after Liver Transplantation in a High MELD Population.
Pedersen MR, Choi M, Brink JA, Seetharam AB, J Transplant 2016 2016 6787854
Infections after orthotopic liver transplantation.
Pedersen M, Seetharam A, J Clin Exp Hepatol 2014 Dec 4 4 347-60


Featured Books Legend Featured Books

Honors & Awards

  • AASLD Fellow Ambassador Award
    American ASsociation for the Study of Liver Diseases (2018)
  • Resident of the Year
    University of Arizona College of Medicine (2016)

Professional Associations/Affiliations

  • American Association for the Study of Liver Diseases (2015)
  • American Gastroenterological Association (2016)
  • American Society of Transplantation (2018)