Digestive Institute Team Members 12 items. To interact with these items, press Control-Option-Shift-Right Arrow. Ahmed Allawi MD, MBChBAdvanced Colon and Rectal Surgery Anas Alsaleh MDGastroenterologist Sandra Freeman ARNP-CNurse Practitioner Marian Hanhan PA-C, MPASPhysician Assistant Michael Harris MDGastroenterologist Justin R. Lawandales MPH, MSN, ARNPNurse Practitioner Dana Manzi MSN, ARNP-BCNurse Practitioner Adnan Muhammad MD, FACGGastroenterology, Transplant Hepatology Kim-Phung Nguyen MDAdvanced Colon and Rectal Surgery Sagar Patil MDGastroenterologist Sharona Ross MD, FACSAdvanced Foregut and HPB Surgeon Iswanto Sucandy MD, FACSAdvanced HPB Surgeon