Find A Doctor

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.

Ponnandal Somasundar MD

Associate Chief of Surgical Oncology

Roger Williams Cancer Center

50 Maude Street
Providence, Rhode Island 02908

Additional detail:

Clinical expertise in the areas of liver surgery, pancreas surgery, melanoma, thyroid cancer, colorectal surgery, HIPEC, and abdominal wall reconstruction.