Division of Gastroenterology and Hepatology | Renaissance School of Medicine at Stony Brook University

Olga Aroniadis, MD, MSc, FACG

Division Chief, Gastroenterology and Hepatology
Associate Professor of Medicine
Director of Clinical Research

Expertise:
Women’s health, GERD, reflux, Irritable bowel syndrome (IBS), Functional GI disorders, Bacterial overgrowth, Abdominal pain, Celiac disease, Diverticulitis, Diarrhea, Constipation, Swallowing disorders, Dysphagia
Practice Location/s:
Advanced Specialty Care - 500 Commack Road, Commack
Language/s spoken:
Greek, Spanish

Meera Bhardwaj, MD

Assistant Professor of Clinical Medicine

Expertise:
Pancreatitis, pancreatic cysts, pancreatic cancer, Bile duct issues, bile duct dilation, cholangitis, Gallbladder disease, Sphincter of Oddi dysfunction, Barrett’s esophagus, Cancer, tumors, masses, Jaundice, Abnormal imaging on CT or MRI, Complex endoscopy cases, Large polyps, GERD, reflux, Irritable bowel syndrome (IBS), Abdominal pain, Celiac disease, Diverticulitis, Diarrhea, Constipation, Swallowing disorders, dysphagia
Practice Location/s:
Outpatient Facilities - 3 Technology Drive, East Setauket

Jonathan Buscaglia, MD, FASGE, AGAF

Professor of Medicine
Chief Medical Officer, Stony Brook University Hospital

Expertise:
Biliary diseases, esophageal diseases, esophageal cancer, gallbladder disease, gallstones, gastric cancer, gastroesophageal refux disease, GERD, pancreatic cancer, pancreatic diseases, stomach cancer
Practice Location/s:
Outpatient Facilities - 3 Technology Drive, East Setauket

Michael Clores, DO

Assistant Professor of Medicine

Expertise:
Hepatitis of any kind, Cirrhosis, Fatty liver, NASH, NAFLD, Elevated LFTs, Portal hypertension, Ascites, Varices, Abnormal imaging of the LIVER on CT or MRI or ultrasound, PSC disease, PBC disease, GERD, reflux, Irritable bowel syndrome (IBS), Abdominal pain, Celiac disease, Diverticulitis, Diarrhea, Constipation, Swallowing disorders, dysphagia
Practice Location/s:
Outpatient Facilities - 3 Technology Drive, East Setauket

Deepak Desai, MD

Assistant Professor of Medicine
Chief of Gastroenterology and Hepatology, Northport VAMC

Expertise:
Management of acute GI / hepatic disease processes, endoscopic management of GI bleeding, medical education and quality management
Practice Location/s:
Northport VA - 79 Middleville Rd, Northport

Lionel D'Souza, MD

Chief of Endoscopy and Director of Center for Interventional Endoscopy
Program Director, Advanced Endoscopy Fellowship
Assistant Professor of Medicine

Expertise:
Diseases of the pancreas and bile duct, GI cancers including the esophagus, stomach, pancreas and bile duct, Pre-malignant tumors of the GI tract including large polyps, Barrett esophagus, Achalasia, Gastroparesis, Zenker diverticulum, Minimally invasive endoscopic techniques including POEM, ESD, endoscopic suturing and stent placement.
Practice Location/s:
Outpatient Facilities - 3 Technology Drive, East Setauket

Alexandra Guillaume, MD

Assistant Professor of Medicine
Director of Motility

Expertise:
Motility, Swallowing disorders, dysphagia, Achalasia, Gastroparesis, vomiting, Constipation, Diarrhea, Bacterial overgrowth, IBS (irritable bowel syndrome), Fecal incontinence, Functional GI disorders
Practice Location/s:
Outpatient Facilities - 3 Technology Drive, East Setauket
Language/s spoken:
Creole

Daniel Jamorabo, MD

Assistant Professor of Medicine

Expertise:
Hepatitis of any kind, Cirrhosis, Fatty liver, NASH, NAFLD, Elevated LFTs, Portal hypertension, Ascites, Varices, Abnormal imaging of the LIVER on CT or MRI or ultrasound, PSC disease, PBC disease, GERD, reflux, Irritable bowel syndrome (IBS), Abdominal pain, Celiac disease, Diverticulitis, Diarrhea, Constipation
Practice Location/s:
Outpatient Facilities - 3 Technology Drive, East Setauket
Language/s spoken:
Spanish, Swahili

Asim Khokhar, MD

Associate Professor of Medicine

Expertise
Pancreatitis, pancreatic cysts, pancreatic cancer, Bile duct issues, bile duct dilation, cholangitis, Gallbladder disease, Sphincter of Oddi dysfunction, Barrett’s esophagus, Cancer, tumors, masses, Jaundice, Abnormal imaging on CT or MRI, Complex endoscopy cases, Large polyps
Practice Location/s:
Outpatient Facilities - 3 Technology Drive, East Setauket
Language/s spoken:
Urdu, Punjabi

Farah Monzur, MD, FACG

Assistant Professor of Medicine
Director of IBD
Program Director, GI Fellowship Program

Expertise
Crohn’s disease, Ulcerative colitis, Colitis, Inflammatory bowel disease, Small bowel/intestine disorders, Capsule endoscopy
Practice Location/s:
Outpatient Facilities - 3 Technology Drive, East Setauket
Language/s spoken:
Bengali, Hindi

Jessica Pizzuti, MD

Assistant Professor of Medicine

Expertise
Esophageal motility disorders, GERD, disorders of gut-brain interaction
Practice Location/s:
Outpatient Facilities - 3 Technology Drive, East Setauket

Peter Shue, MD

Assistant Porfessor of Medicine
Associate Program Director, GI Fellowship Program

Expertise
Gastroesophageal reflux disease, Barrett's esophagus, GI motility disorders and functional bowel disorders
Practice Location/s:
Northport VA - 79 Middleville Rd, Northport
Language/s spoken:
Chinese