Ype P. de Jong, M.D., Ph.D.
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Ype P. de Jong, M.D., Ph.D.


Profile Photo of Ype P. de Jong, M.D., Ph.D.
Accepts New Patients
Gender: Male
Language: English


Personal Statement

Dr Ype de Jong is an Assistant Professor of Medicine at the Sanford I. Weill Medical College of Cornell University and an Attending Physician, New York-Presbyterian Hospital Cornell campus. He joined the faculty after completing his Internal Medicine and Gastroenterology training at Mount Sinai Hospital, New York. In his patient practice Dr. de Jong's interests include viral hepatitis, Primary Biliary Cirrhosis, and Non-Alcoholic Fatty Liver Disease as well as liver disease associated with Inflammatory Bowel Disease. In addition he is trained in general Gastroenterology, including endoscopy and colon cancer screening. His research interests are geared to better understanding how hepatitis viruses can evade the immune system and are able to chronically persist in a subset of those infected. To this end he is working on developing new models for hepatitis C virus infection in the basic science arm of the Center for the Study of Hepatitis C at The Rockefeller University.

Specialties and Expertise


  • Gastroenterology
  • Hepatology
  • Transplant Hepatology


  • Primary Biliary Cirrhosis
  • Colon Cancer Screening and Prevention
  • Hepatitis
  • Liver Disease
  • Hemochromatosis
  • Colonoscopy


Ype de Jong studied medicine at the University of Amsterdam Medical School. After completing his master's in Amsterdam he conducted research into the immunopathogenesis of Crohn’s disease at the Beth Israel Deaconess Medical Center in Boston, with which he obtained his PhD. He subsequently completed his Internal Medicine internship and residency at the Mount Sinai Hospital in New York, followed by a fellowship in Gastroenterology at the same institution. He currently is an Assistant Professor of Medicine at Weill-Cornell Medical College. Dr de Jong is an intricate part of the Center for the Study of Hepatitis C, both as a physician at New York-Presbyterian Hospital and as a Visiting Clinical Fellow at The Rockefeller University.




Honors and Awards

Honors and Awards

Cum Laude (for PhD thesis), University of Amsterdam, 2002

Hippocrates Prize (for best medical thesis in The Netherlands), Leiden University, 2003



Board Certifications

  • American Board of Internal Medicine
  • American Board of Internal Medicine (Gastroenterology)

Clinical and Academic Positions

  • Assistant Professor of Medicine - Weill Cornell Medical College, Cornell University
  • Assistant Attending Physician - NewYork-Presbyterian Hospital
  • Associate Attending Physician - NewYork-Presbyterian Hospital

Education and Training

  • M.D., University of Amsterdam Faculty of Medicine (Netherlands), 2003
  • Ph.D., University of Amsterdam (Netherlands), 2002


Insurance Plans Accepted

The following represents most of the managed care plans accepted by this doctor. If your insurance carrier does not appear here please contact the doctor’s office as they may have individual contracts not included on this site.

* indicates this doctor is no longer accepting new patients with this insurance plan.

  • AETNA - Medicare
  • Aetna Weill Cornell Employee Managed Care Plan
  • Aetna Weill Cornell Employee PPO Plan
  • Aetna-NYP - EPO/POS
  • Affinity Access
  • Affinity Health Plan
  • Amida Care
  • Empire Blue Cross/Blue Shield - Blue Access
  • Empire Blue Cross/Blue Shield - EPO
  • Empire Blue Cross/Blue Shield - HMO
  • Empire Blue Cross/Blue Shield - Mediblue (Senior)
  • Empire Blue Cross/Blue Shield - PPO
  • Empire Blue Cross/Blue Shield HealthPlus
  • Empire Blue Cross/Blue Shield HealthPlus - CHP
  • Fidelis Care
  • GHI - CBP
  • Health First
  • Health Insurance Plan of NY (HIP)
  • Health Insurance Plan of NY (HIP) - Medicaid
  • Health Insurance Plan of NY (HIP) - Medicare
  • Medicaid
  • Medicare
  • Oxford Health Plans - Freedom
  • Oxford Health Plans - Liberty
  • Oxford Health Plans - Medicare Advantage
  • Oxford Health Plans - Metro/Core/Charter
  • Rockefeller University - Trustmark
  • United Empire
  • United Healthcare
  • United Healthcare - Community Plan
  • United Healthcare - Medicare
  • United Healthcare Compass
  • VNSNY CHOICE - Medicare
  • WellCare of NY
  • WorldWide Medical

Locations and Appointments

News and Media

External Relationships

External Relationships

Relationships and collaborations with for-profit and not-for profit organizations are of vital importance to our faculty because these exchanges of scientific information foster innovation. As experts in their fields, WCM physicians and scientists are sought after by many organizations to consult and educate. WCM and its faculty make this information available to the public, thus creating a transparent environment.

No External Relationships Reported