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Marlyn Mayo

Gastroenterology

Marlyn Mayo, MD

Professor of Internal Medicine, Division of Digestive and Liver Diseases

Dallas, TX

Marlyn Mayo, M.D., is a Professor of Internal Medicine in the Division of Digestive and Liver Diseases at UT Southwestern Medical Center in Dallas, Texas, specializing in the diagnosis and management of acute and chronic liver diseases, with a focus on immune-mediated conditions including primary biliary cholangitis (PBC, formerly primary biliary cirrhosis), autoimmune hepatitis, primary sclerosing cholangitis, overlap syndromes, and liver diseases in pregnancy. She also manages complications su

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35+

Years in Practice

Credentials

Board Certifications

  • Internal Medicine
  • Gastroenterology

Education & Training

  • Baylor College of Medicine — M.D., 1990
  • University of California, Irvine — Internship and Residency, Internal Medicine
  • UT Southwestern Medical Center — Fellowship, Gastroenterology/Hepatology

Peer Recognition

  • Castle ConnollyTop Doctor

    2012-2026 (15 years)

  • Exceptional Women In MedicineTop Doctor

    2019-2025 (7 years)

  • Modern Luxury Dallas MagazineTop Doctor

    2022-2023 (2 years)

Clinical Focus

Subspecialties

Clinical Hepatology

Conditions & Treatments

Liver DiseaseCirrhosis & Liver DiseaseViral HepatitisAutoimmune HepatitisSclerosing Cholangitis

Practice Details

Hospital Affiliations

  • UT Southwestern Medical Center
  • Parkland Health & Hospital System

Languages

English

Experience

35+ years in practice