Karen Krok, M.D.

Karen Krok, M.D.
Penn State Hershey Gastroenterology
200 Campus Drive, Entrance 4, Suite 2400
Hershey, PA 17033
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4.9 out of 5
197 Patient Satisfaction Ratings
  • Gastroenterology
  • Hepatology

Dr. Krok is a full time gastroenterologist and hepatologist here at Penn State Health Milton S. Hershey Medical Center. Her primary areas of interest are in the care of patients with all liver diseases, including patients that need are in need of a liver transplant. She has done research on hepatopulmonary syndrome and liver transplant outcomes and is the medical director for the live donor liver transplant program. As a gastroenterologist, she also sees patients who need screening for colon cancer. As Director of the Gastroenterology Fellowship she has a strong passion for medical education.

Board Certification

  • Internal Medicine
  • Gastroenterology
  • Transplant Hepatology

Fellowship, Transplant Hepatology
Johns Hopkins Hospital -GME - 2008

Fellowship, Gastroenterology
Johns Hopkins Hospital -GME - 2007

Residency, Internal Medicine
University of Pennsylvania Medical Center (Philadelphia) - 2004

University of Pennsylvania School of Medicine (Philadelphia) - 2001

  • Alcoholic liver disease
  • Autoimmune hepatitis (AIH)
  • Cirrhosis
  • Colonoscopy and upper endoscopy (EGD)
  • Fatty liver disease / Non-alcoholic fatty liver disease
  • Liver biopsy
  • Liver cancer, mass or tumor
  • Liver disease
  • Liver transplantation
  • Metabolic liver diseases (Hemochromatosis, Alpha-1-Antitrypsin deficiency, Wilson’s disease)
  • Primary biliary cirrhosis/cholangitis) (PBC)
  • Primary sclerosing cholangitis (PSC)
  • Viral hepatitis (Hepatitis B and Hepatitis C), HBV and HCV
  • Associate Professor of Medicine
  • Program Director, Gastroenterology and Hepatology Fellowship
  • Dean’s Award for Excellence in Teaching
  • Education Recognition Award from the Department of Medicine

My Practice Locations

My Practice Locations