About Kathleen Corey, MD, MPH

Kathleen E Corey, MD, MPH, MMSc is an Assistant Professor of Medicine at Harvard Medical School and Director of the MGH Fatty Liver Clinic in the MGH Gastrointestinal Unit.

Dr. Corey's clinical interests include all areas of hepatology including non-alcoholic fatty liver disease (NAFLD), viral hepatitis including hepatitis B, C and D infection, autoimmune hepatitis, cholestatic liver disease including primary biliary cirrhosis and primary sclerosing cholangitis. In addition, Dr. Corey treats patients with hereditary forms of liver disease including hemochromatosis and alpha-1-antitrypsin disease. Dr. Corey is also a transplant hepatologist and evaluates patients in need of liver transplantation and cares for patients after liver transplant. Dr. Corey also performs endoscopies including diagnostic and therapeutic upper endoscopy and colonoscopy.

Dr. Corey's research focuses on non-alcoholic fatty liver disease and the development of non-invasive biomarkers for the diagnosis and monitoring of NAFLD.  Dr. Corey has lectured regionally and nationally on NAFLD

Clinical Interests:



Mass General Gastroenterology
55 Fruit St.
Boston, MA 02114
Phone: 617-726-2426

Medical Education

  • MD, Duke University School of Medicine
  • MMSc, Harvard University
  • Residency, Massachusetts General Hospital
  • Fellowship, Massachusetts General Hospital

American Board Certifications

  • Gastroenterology, American Board of Internal Medicine
  • Transplant Hepatology, American Board of Internal Medicine

Accepted Insurance Plans

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.


Dr. Corey's research focuses on lipid metabolism in patients with steatosis and steatohepatitis as well as the development of non-invasive biomarkers for the diagnosis and monitoring of non-alcoholic fatty liver disease. Dr. Corey also studies the interaction between obstructive sleep apnea and fatty liver disease. Dr. Corey also participates in numerous clinical trials including studies for hepatitis B and C treatment and post-transplant prevention of hepatitis C infection.


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