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Dr. Greg S. Cohen: Faculty Experts

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Dr. Greg S. Cohen

Northwestern University Feinberg School of Medicine

Clinical Associate Professor of Medicine (Gastroenterology and Hepatology)


Areas of Focus

  • Gastroenterology
  • Crohn’s Disease
  • Ulcerative Colitis
  • Non-surgical treatment of hemorrhoids


  • Gene signature distinguishes patients with chronic ulcerative colitis harboring remote neoplastic lesions
  • Endoscopic repair of post-polypectomy colonic perforation
  • Epidermal growth factor receptor signaling