How to use the directory
- Select either the “U.S. Search” or “International Search” tab to view a map with the locations of all doctors in the database
- Filter the list of physicians by specialty and/or location by using the drop-down boxes and clicking “search”, or enter the name of a specific doctor, city or institution in the “keyword search” box
- View the details and contact information for individual physicians by clicking a map pin, or scrolling through the provider list displayed underneath the map.
Note: If you’d like to update or add an entry to our database, please click here.
Ronald DeMatteo MD, FACS
Chair, Department of Surgery
Penn Medicine, University of Pennsylvania
3400 Civic Center Boulevard
West Pavilion, 4th Floor
Philadelphia, Pennsylvania 19104
Surgical Oncologist who specializes in treating diseases of the liver, bile duct, gallbladder, pancreas and abdominal sarcomas (GIST); His clinical research has focused on liver, bile duct, gallbladder, and pancreas cancers.