Jeffrey A. Alexander

Jeffrey A. Alexander, M.D., is a Professor of Medicine at Mayo Clinic, specializing in Gastroenterology and Hepatology. His primary appointment is as a Consultant in the Division of Gastroenterology and Hepatology, Department of Internal Medicine, where he focuses on eosinophilic esophagitis (EoE) and related digestive disorders.

Education:

• Fellow – Gastroenterology and Hepatology, University of Pittsburgh (1987)
• Resident – Internal Medicine, Northwestern University (1985)
• Internship – Internal Medicine, Northwestern University (1983)
• M.D., Wayne State University (1982)
• B.A. in Chemistry, Dartmouth College (1978)
• Pre-Medical Education, Detroit Country Day School (1974)

Research Interests:
Dr. Alexander’s work centers on EoE, encompassing diagnosis, clinical course, and treatment trials. He has pioneered office-based esophageal sponge procedures and barium X-rays to assess inflammation and scarring. His studies emphasize esophageal dilation safety and medical interventions to prevent long-term complications.

Recent Publications:
His research trends involve multicenter international trials for EoE, histologic response predictors, and endoscopic innovations. Articles span diagnostic criteria, therapeutic studies, and disease nomenclature, reflecting his leadership in standardizing EoE care.

Scientific Awards:

• 2010 Top Abstract Member, American College of Gastroenterology
• 2010 Department of Medicine Laureate Award, Department of Internal Medicine

Professional Memberships:
Dr. Alexander is affiliated with the American Society for Gastrointestinal Endoscopy, American College of Gastroenterology, and American Gastroenterological Association. He participates in clinical trials and contributes to research at Mayo Clinic’s Gastroenterology and Hepatology program.