Nadim Mahmud, MD, MS, MPH, MSCE
Gastroenterology
Accepting new patients
Sees patients age 18 and up
Penn Gastroenterology Perelman
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Penn Medicine Provider

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: Mass General Brigham Healthcare Center - Chestnut Hill
  • Fellowship: University of Pennsylvania Health System

Insurance accepted

My Locations

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

Passman JE, Bader A, Mahmud N, Dumon KR, Wachtel H, Zheng F, Cohen JB. The Effect of Bariatric Surgery on Hypertension Outcomes: A Retrospective Cohort Study , J Hum Hypertens: 2025


Goebel AM, Sheng E, Ochoa-Allemant P, Reza N, Mahmud N. A Meta-Epidemiological Analysis of Sex Disparities in Hepatology Clinical Trials , Clin Gastroenterol Hepatol: 2025


Tang H, Kaplan DE, Mahmud N. Trends in surgical volume and mortality by surgery type among patients with cirrhosis: A Veterans Affairs study , Liver Transpl, 31: 2025,964-967


Khan N, Sundararajan R, Mahmud N. Long-Term Effectiveness and Safety of Tofacitinib in a Nationwide Veterans Affairs Cohort of Ulcerative Colitis Patients , Crohns Colitis 360, 7: 2025,otaf037


Bansal S, Bader A, Mahmud N, Kaplan DE. Survival and Cost-Effectiveness of Bariatric Surgery Among Patients With Obesity and Cirrhosis , JAMA Surg, 160: 2025,645-655


Reibel JB, Sun LL, Parikh RB, Mahmud N, Martin LP, Hubbard RA, Mamtani R. Real-world impact of the platinum chemotherapy shortage on US patients with advanced cancer , J Natl Cancer Inst, 117: 2025,1276-1278


Wang RX, Serper M, Taddei TH, Kaplan DE, Mahmud N. The Association Between Angiotensin-Converting Enzyme Inhibitor or Angiotensin Receptor Blocker Exposure and Key Cirrhosis-Related Outcomes , Am J Gastroenterol, 120: 2025,1057-1065


Grady J, Song M, Townsend W, Mahmud N, Tapper EB, Parikh ND. A systematic review of noninvasive laboratory indices and elastography to predict hepatic decompensation , Hepatol Commun, 9: 2025,e0675


DeFilippis EM, Muppala S, Kaur G, Huston JH, Harrington RA, Capers Q 4th, Douglas PS, Mahmud N, Reza N. Representation of Women Among Cardiology Grand Rounds Speakers in the United States , JAMA Cardiol, 10: 2025,290-294


Fallahzadeh MA, Allegretti AS, Nadim MK, Mahmud N, Patidar KR, Cullaro G, Saracino G, Asrani SK. Performance of race-neutral eGFR equations in patients with decompensated cirrhosis , Liver Transpl, 31: 2025,170-180


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