Mitchell C. Posner, MD

Gastrointestinal Surgery (GI Surgery), Surgical Oncology, General Surgery | More

Thomas D. Jones Professor of Surgery Chief, Section of General Surgery
Chief, Surgical Oncology
Physician-in-Chief, Comprehensive Cancer Center

UChicago Faculty Physicians hold faculty positions with the University of Chicago and provide care for patients on the academic health system’s main campus in Hyde Park and in care centers throughout the Chicago region.

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773-834-3524

With a reputation earned as a leading authority in the management of upper gastrointestinal cancers, Mitchell Posner, MD, ranks among the country's best doctors. Dr. Posner couples his skill as a cancer surgeon with a commitment to multidisciplinary care, providing his patients with optimal outcomes.

Dr. Posner performs surgical procedures for the treatment of gastrointestinal cancers, including:

Dr. Posner's work goes beyond the operating room. In the lab, he focuses on the molecular basis of malignancies, which has enabled him to design and guide groundbreaking clinical trials for cancers of the pancreas, esophagus, colon, stomach, rectum and liver. With more than 30 years of experience, he has won dozens of awards and published 250 articles, abstracts and book chapters. 

He has won the University of Chicago's Robert J. Baker Award for Excellence in Teaching, as well as the Basic Science and Clinical Research Award from the Society of Surgical Oncology. 

Dr. Posner has held several leadership positions during his distinguished career. He is past-president of the Society of Surgical Oncology. He is deputy editor of the Annals of Surgical Oncology and section editor for the gastrointestinal cancer section of the journal Cancer. He served as chairman of the Gastrointestinal Committee of the American College of Surgeons Oncology Group (ACOSOG).

Medical Education

  • State University of New York College of Medicine

Internship

  • University of Colorado Health

Residency

  • UCHealth University of Colorado Hospital

Fellowship

  • Memorial Sloan Kettering Cancer Center

Memberships & Medical Societies

  • American Society of Clinical Oncology
  • Americas Hepato-Pancreato-Biliary Association
  • American Surgical Association
  • Society for Surgery of the Alimentary Tract
  • Society of Surgical Oncology
  • Society of University Surgeons
  • Aetna HMO (specialists only)
  • Aetna POS
  • Aetna PPO
  • BCBS Blue Precision HMO (specialists only)
  • BCBS HMO (HMOI) (specialists only)
  • BCBS PPO
  • Cigna HMO
  • Cigna POS
  • Cigna PPO
  • CountyCare *see insurance page
  • Aetna Better Health *see insurance page
  • Medicare
  • Multiplan PPO
  • PHCS PPO
  • United Choice Plus POS/PPO
  • United Options (PPO)
  • United Select (HMO & EPO) (specialists only)
  • United W500 Emergent Wrap
  • Aetna Medicare Advantage HMO & PPO
  • BCBS Medicare Advantage HMO & PPO
  • Humana Medicare Advantage Choice PPO
  • Humana Medicare Advantage Gold Choice PFFS
  • Humana Medicare Advantage Gold Plus HMO
  • United Choice HMO (specialists only)
  • University of Chicago Health Plan (UCHP)
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At a Glance

Board Certifications

  • General Surgery
  • Surgical Oncology

Languages Spoken

  • English