Decrease (-) Restore Default Increase (+)

Gastroenterology

Division Chief: James H. Grendell, MD
Number of Fellowship Positions in Total 6
Number of Fellowship Positions each year 2

Clinical Services

General gastrointestinal diseases, gastrointestinal motility and functional disorders, pancreatic diseases, liver & biliary diseases, inflammatory bowel disease, nutrition support, and endoscopy services including ERCP, endoscopic ultrasound, advanced therapeutic biliary and pancreatic endoscopy, and endoscopic treatment of Barrett's esophagus.

Research

Clinical research in pancreatitis, pancreatic cancer, GERD, irritable bowel syndrome, motility disorders of GI system, biliary and pancreatic endoscopy, endoscopic ultrasound and general endoscopy, etiology of chronic abdominal pain, and technologies in therapeutic endoscopy.

Faculty

James H. Grendell, MD Chief, Division of Gastroenterology, Hepatology & Nutrition

Graduated from College of Medicine, Ohio State University. Internship and residency in Internal Medicine completed at Beth Israel Hospital in Boston, Massachusetts. Gastroenterology fellowship completed at University of California, San Francisco. Dr. Grendell is board certified GI, is a Professor of Medicine, State University of New York at Stony Brook School of Medicine and has a special interest in diseases of the pancreas.

David Friedel, MD Associate Director, GI Endoscopy and Endoscopic Ultrasound

Graduated from the State University of New York Upstate Medical Center in Syracuse, New York. Internal Medicine residency completed at Maimonides Medical Center, Brooklyn, New York, and gastroenterology fellowship completed in 1989 at Temple University, Philadelphia, Pennsylvania. In GI practice 1989 – 2004. EUS fellowship from September 2004 - April 2005 at NYU Winthrop Hospital. May 2005 to present –Attending Physician, Division of Gastroenterology. He is board certified in GI and is Associate Professor of Clinical Medicine, Department of Medicine, State University of New York at Stony Brook, School of Medicine. His specialty is advanced endoscopy procedures.

Stavros Stavropoulos, MD Director of Gastrointestinal Endoscopy and the Advanced Endoscopy Program

Graduated from Columbia University, College of Physicians and Surgeons, 1994. Internal Medicine residency program completed at Columbia-Presbyterian Medical Center, Gastroenterology Fellowship and Advanced Fellowship training in interventional endoscopy completed at Columbia-Presbyterian Medical Center in 2002. On staff at Columbia 2002-2007. Director of Gastrointestinal Endoscopy and Endoscopic Ultrasound at NYU Winthrop Hospital from October, 2007. He is board certified in GI and his specialty is state-of-the art diagnostics and minimally invasive interventions.

Peter F. Malet, MD Director, Center for Liver Diseases

Graduated from State University of New York Health Science Center at Brooklyn. Internship and residency in Internal Medicine completed at Albany Medical Center, Albany, New York. Gastroenterology fellowship completed at Hospital of the University of Pennsylvania, Philadelphia PA. Assistant/Associate Professor of Medicine at Hospital of the University of Pennsylvania 1982-1997. AssociateProfessor/Professor of Medicine at University of Texas Southwestern Medical Center 1997-2009. He is Director, Center for Liver Diseases at NYU Winthrop Hospital. He is board certified in GI and Transplant Hepatology. His subspecialty is Hepatology.

Bhawna Halwan, MD Attending Physician

Graduated from medical school, Federal University of Paraiba, Brazil. Internship and residency at State University of New York at Buffalo, New York.

Gastroenterology fellowship completed at Yale University, CT. Masters of Science in Clinical Research, Rollins School of Public Health-Emory University, Atlanta, GA 2008. 2007-2009 Director of Esophageal and Motility Services, State University of New York - Brooklyn. She is board certified in GI and her specialties are: esophageal motility, irritable bowel syndrome, GI bleeding, gastroesophageal reflux disease.

Raluca Vrabie, MD Program Director, Division of Gastroenterology, Hepatology & Nutrition

Graduated from medical school, Mt. Sinai School of Medicine, New York. Internship and residency in Internal Medicine completed at Mount Sinai Hospital, New York. Gastroenterology fellowship completed at the Hospital of the University of Pennsylvania. Attending physician at NYU Winthrop Hospital, GI Division since August 2010 and Assistant Professor of Clinical Medicine, State University of New York at Stony Brook School of Medicine. She is board certiified in GI and her specialty is: inflammatory bowel disease and women’s health.

Patrick Saitta, MD Attending Physician, Program in Advanced GI Endoscopy (P.A.G.E.)

Graduated from medical school, Lousiana State University Health Sciences Center, Shreveport, LA. Internship and residency in Internal Medicine Mt. Sinai Hospital, New York, NY. Gastroenterology fellowship completed at Lousiana State University Health Sciences Center, New Orleans, LA. Advanced endoscopy fellowship completed at Lenox Hill Hospital, New York, NY. Dr. Saitta specializes in advanced therapeutic endoscopy for the management of gastrointestinal malignancies as well as diseases of the pancreas and biliary tract.

Rani Modayil, MD Junior Attending Physician, Program in Advanced GI Endoscopy (P.A.G.E.)

Graduated from medical school, State University of New York at Stony Brook, Stony Brook, NY.  Internship and residency in Internal Medicine NYU Winthrop Hospital, Mineola, NY.  Gastroenterology fellowship  and advanced endoscopy fellowship completed at NYU Winthrop Hospital, Mineola, NY. Dr. Modayil specializes in advanced therapeutic endoscopy for the management of gastrointestinal malignancies as well as diseases of the pancreas and biliary tract.