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John Lieb II

John Lieb II, MD, FASGE

Associate Professor

Department: Medicine: Division of Gastroenterology & Hepatology

Practices: Drexel Gastroenterology

Specialties: Gastroenterology


  • MD - Johns Hopkins University School of Medicine

John G. Lieb II, MD, FASGE, is a gastroenterologist practicing in Center City Philadelphia. He is the director of interventional endoscopy at Hahnemann University Hospital.

His areas of interest include:

  • Early diagnosis and management of chronic pancreatitis
  • Diagnosing and managing pancreatic exocrine insufficiency
  • Optimization of the treatment of acute pancreatitis
  • Diagnosis/treatment/prevention of large gastrointestinal polyps and cancers
  • Endoscopic management of complex pancreatico-biliary-esophageal disease/complex strictures
  • Diagnosis and treatment of Barrett's esophagus/early esophageal cancer
  • Optimization of colonoscopy, endoscopic ultrasound, deep enteroscopy, capsule endoscopy, and ERCP quality
  • Diagnosis and management of GI genetic disorders including FAP, Lynch syndrome, hereditary pancreatitis, cystic fibrosis, and other hereditary cancer syndromes


  • Board of directors, National Pancreas Foundation
  • Former member, ASGE Quality in Endoscopy Committee
  • Former member, Digestive Disease Week Abstract Selection Committee

Clinical Services

Gastroenterology, Capsule endoscopy, Cystic fibrosis, Endoscopy, ERCP, Gastrointestinal cancers


  • Gastroenterology and Advanced Endoscopy - University of Florida


  • Internal Medicine - University of Pennsylvania

Dr. Lieb is an associate professor in the Division of Gastroenterology, Department of Medicine, at Drexel University College of Medicine. He previously served for six years on the faculty of the University of Pennsylvania. He has published approximately 40 articles, book chapters and abstracts on pancreatico-biliary diseases, endoscopic techniques and endoscopic quality. He has lectured on these topics across the country.

Contact Information

Practice Office

Drexel Gastroenterology
219 N. Broad Street
The Arnold T. Berman, MD Building, 5th Floor
Philadelphia, PA 19107
Phone: 215.762.6220
Fax: 215.762.5034