Penn Medicine Provider
Gastroenterology
Nadim Mahmud, MD, MS, MPH, MSCE
Accepting new patients
Sees patients age 18 and up
Penn Gastroenterology Perelman
View 1 additional location
Make an appointmentCall 800-789-7366

About me

  • Assistant Professor of Medicine (Gastroenterology) at the Hospital of the University of Pennsylvania and the Veteran's Administration Medical Center
  • Assistant Professor of Medicine in Biostatistics and Epidemiology

Education and training

  • Medical School: Stanford University School of Medicine
  • Residency: Massachusetts General Hospital/Brigham and Women’s Hospital
  • Fellowship: Hospital of the University of Pennsylvania

Insurance accepted

My Locations

Learn about location
Learn about location

Penn Medicine hospital privileges

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
Dr. Mahmud is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

My research

Wang RX, Abu-Gazala S, Mahmud N. Posttransplant outcomes and trends in use of COVID-19-positive deceased donor liver transplantation , Liver Transpl, 29(10): 2023,1129-33

Hernaez R, Karvellas CJ, Liu Y, Sacleux SC, Khemichian S, Stein LL, Shetty K, Lindenmeyer CC, Boike JR, Simonetto DA, Rahimi RS, Jalal PK, Izzy M, Kriss MS, Im GY, Lin MV, Jou JH, Fortune BE, Cholankeril G, Kuo A, Mahmud N, Kanwal F, Saliba F, Sundaram V, Artzner T, Jalan R; Multi-Organ Dysfunction and Evaluation for Liver Transplantation (MODEL) Consortium. The novel SALT-M score predicts 1-year post-transplant mortality in patients with severe acute-on-chronic liver failure , J Hepatol, 79(3): 2023,717-727.

Durkin C, Schaubel DE, Xu Y, Mahmud N, Kaplan DE, Abt PL, Bittermann T. Induction Immunosuppression Does Not Worsen Tumor Recurrence After Liver Transplantation for Hepatocellular Carcinoma , Transplantation, 107(7): 2023,1524-1534

Khan N, Mahmud N, Patel M, Sundararajan R, Reinisch W. Incidence of Long COVID and Impact of Medications on the Risk of Developing Long COVID in a Nationwide Cohort of IBD Patients , Clin Gastroenterol Hepatol, 21(7): 2023,1960-1962

Chapin S, Kaplan DE, Taddei T, Mahmud N. Association between statin exposure and short-term mortality in patients with high-grade acute-on-chronic liver failure , JHEP Rep, 5(6): 2023,100740

Bommena S, Mahmud N, Boike JR, Thornburg BG, Kolli KP, Lai JC, German M, Morelli G, Spengler E, Said A, Desai AP, Junna S, Paul S, Frenette C, Verna EC, Goel A, Gregory D, Padilla C, VanWagner LB, Fallon MB; Advancing Liver Therapeutic Approaches (ALTA) Study Group. The impact of right atrial pressure on outcomes in patients undergoing TIPS, an ALTA group study , Hepatology, 77(6): 2023,2041-2051

Dukewich M, Liu CH, Weinberg EM, Mahmud N, Reddy KR. Clinical Predictors of Intensive Care Unit Transfer in Admitted Patients with Cirrhosis , Dig Dis Sci, 68(8): 2023,2344-2359.

Bittermann T, Mahmud N, Weinberg EM, Reddy KR. MELD 3.0 leads to heterogeneous prioritization of men and women on the liver transplant waiting list , Liver Transpl, 29(6): 2023,655-657

Williams S, Ebrahimzadeh JE, Clay D, Constantino G, Heiman J, Wangensteen KJ, Valverde K, Mahmud N, Katona BW. Comparing telemedicine and in-person gastrointestinal cancer genetic appointment outcomes during the COVID-19 pandemic , Hered Cancer Clin Pract, 21(1): 2023,6

John BV, Bastaich D, Webb G, Brevini T, Moon A, Ferreira RD, Chin AM, Kaplan DE, Taddei TH, Serper M, Mahmud N, Deng Y, Chao HH, Sampaziotis F, Dahman B. Ursodeoxycholic acid is associated with a reduction in SARS-CoV-2 infection and reduced severity of COVID-19 in patients with cirrhosis , J Intern Med, 293(5): 2023,636-647

View all publications