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Clinical Faculty Directory


 

Darwin L. Conwell, MD, MS
Director, Gastroenterology, Hepatology and Nutrition; Co-Director, OSUWMC Digestive Disease Center; Professor of Medicine

Clinical Interests
Pancreatic disorders, Total Pancreatectomy with Autologous Islet Cell Transplantation, High Risk Pancreas Cancer Individuals, Cystic Neoplasms of the Pancreas, Exocrine pancreas insufficiency, Quality improvement and operational efficiency

Research Interests
Physiology of the pancreas, Large database analysis, Translational pancreas research, Proteomic applications to pancreatic disorders

 

Edward J. Levine, MD
Associate Director, Gastroenterology, Hepatology & Nutrition; Director of Prison Medicine; Associate Professor of Clinical Medicine

Clinical Interests
Comprehensive GI and Inflammatory Bowel Disease

 

Razvan Arsenescu, MD, PhD
Director, Inflammatory Bowel Disease Program; Associate Professor of Clinical Medicine

 

Akeek S. Bhatt, MD
Medical Director, Endoscopy – University Hospital East; Assistant Professor of Clinical Medicine

Clinical Interests
Gastrointestinal endoscopy, Gastrointestial bleeding, Peptic Ulcer Disease, Colon Cancer Screening, GERD, Pancreatitis, Inflammatory Bowel Disease, Diarrhea, Liver Disease

 

Connie Coburn, CNP
Certified Nurse Practitioner

Clinical Interests
Functional GI Disorders

 

Samer Eldika, MD, MS
Director of Endoscopic Quality and Outcomes; Assistant Professor of Clinical Medicine

Clinical Interests
Pancreatic and biliary disorders, Diagnostic and interventional EUS, ERCP, Endoscopic mucosal resection, Esophageal and enteral stenting, Quality improvement

Research Interests
EUS-FNA, Large database analysis, Endoscopic Quality and outcomes

Darrell M. Gray, II, MD, MPH
Assistant Professor of Clinical Medicine

Clinical Interests
General gastroenterology, colon polyps and cancer, colorectal cancer screening, gastroesophageal reflux disease, and gastrointestinal bleeding.

Research Interests
Health disparities in the cancer care continuum (from prevention to survivorship), patient navigation for cancer screening, community engagement in preventive health behaviors and interventions, the interaction of the social determinants of health, public health and health policy in preventive and digestive health.

 

J. Royce Groce, MD
Medical Director of Endoscopy – OSUWMC Main Campus; Director, Advanced Therapeutic Endoscopy Fellowship Program; Assistant Professor of Clinical Medicine

Clinical Interests
Advanced Endoscopy; ERCP

 

James Hanje, MD
Director of Hepatology; Director, Transplant Hepatology Fellowship Program; Assistant Professor of Clinical Medicine

Clinical Interests
Acute Chronic Liver Disease; Liver Transplantation for Hepatocellular Carcinoma; Hepatitis B; Autoimmune Hepatitis

Research Interests
Acute Liver Failure; Coagulopathy in Liver Disease

Philip Hart, MD
Medical Director of Pancreatic Disorders; Assistant Professor of Clinical Medicine

Clinical Interests
All pancreatic diseases, including: pancreatic cancer, acute pancreatitis, chronic pancreatitis, pancreatic cysts, autoimmune pancreatitis

Research Interests
Nutrition in pancreatic cancer and other pancreatic disorders, Inflammation in chronic pancreatitis, Autoimmune pancreatitis
Hisham Hussan, MD
Assistant Professor of Clinical Medicine

Clinical Interests
General gastroenterology, gastrointestinal precancerous lesions, diarrhea and constipation, advanced colorectal polyps management and mucosal resection techniques, advanced imaging for the detections and management of pre-cancerous lesions, double balloon enteroscopy.

Research Interests
The effect of western diet, lifestyle and chronic illnesses on gastrointestinal neoplasia, sporadic colorectal cancer in patients less than age of 50, optimizing colon cancer screening programs in community, Lynch syndrome, advance imaging, quality in endoscopy, endoscopic mucosal resection.
Chethana Kanaparthi, MD
Assistant Professor of Clinical Medicine

Clinical Interests
Comprehensive GI, Capsule Endoscopy, Diagnostic and Therapeutic Endoscopy
 

 

Pamella Kibbe, CNP
Certified Nurse Practitioner

Clinical Interests
General Hepatology, Viral Hepatits, Transplant Hepatology

 

Robert B. Kirkpatrick, MD
Associate Director, Gastroenterology Fellowship Program; Associate Director, Transplant Hepatology Fellowship Program; Associate Professor of Clinical Medicine

Clinical Interests
Liver and Biliary Tract Diseases; Liver Transplant Evaluation

Research Interests
Bile Acid Metabolism; Drug Metabolism; Hepatitis

 

Somashekar Krishna, MD
Director of Clinical Research; Assistant Professor of Clinical Medicine

Clinical Interests
Pancreaticobiliary disorders,Solid and Cystic neoplasms of the pancreas, Intraluminal stent placement in the gastrointestinal tract, Diagnostic, interventional and therapeutic Endoscopic ultrasound, Endoscopic mucosal resection, Diagnostic and therapeutic ERCP, Confocal laser endomicroscopy

Research Interests
Evaluation of pancreatic (solid and cystic) lesions, Large database analysis, Confocal laser endomicroscopy for cystic pancreatic lesions, Acute and chronic pancreatitis, Biliary and intraluminal stents

 

Deborah Larson, CNP
Certified Nurse Practitioner

Clinical Interests
GERD, Celiac Disease, IBS - Constipation

Research Interests
IBS - Constipation

 

William M. Lee, MD
Professor of Clinical Medicine

Clinical Interests
Viral Hepatitis B and C; Drug Induced Liver Injury; Acute Liver Failure and Liver Transplantation

Research Interests
Acute Liver Failure and Liver Transplantation

 

Douglas Levin, MD
Assistant Professor of Clinical Medicine

Clinical Interests
Hepatology

Research Interests
Non-Alcoholic Fatty Liver Disease

 

Na Li, MD, PhD
Assistant Professor of Clinical Medicine

Clinical Interests
Comprehensive Gastroenterology, Viral Hepatitis, Metabolic Liver Disease including Wilson's Disease, Hemochromatosis, aplha-1 antitrypsin deficiency, porphyria

Research Interests
Metabolic Liver Disease

Languages
Mandarin

 

Marty M. Meyer, MD
Program Director, Gastroenterology Fellowship Program; Director of Capsule Endoscopy; Assistant Professor of Clinical Medicine

Clinical Interests
Inflammatory Bowel Disease; Celiac Sprue; Capsule Endoscopy

 

Anthony Michaels, MD
Assistant Professor of Clinical Medicine

Clinical Interests
Chronic Liver Disease, Hepatitis C, Portal Hypertension, Liver Transplantation

Research Interests
Chronic Liver Disease, Hepatitis C, Portal Hypertension, Liver Transplantation

Khalid Mumtaz, MD
Assistant Professor of Clinical Medicine

Clinical Interests
Transplant Hepatology

Research Interests
 

 

Sheryl A. Pfeil, MD
Associate Professor of Clinical Medicine; Director of Undergraduate Medical Education; Medical Director, Clinical Skills Education and Assessment Center

Clinical Interests
Gastric and Esophageal Disorders including Eosinophilic Esophagitis and Esophageal Reflux; Colon Cancer Screening; Celiac Disease; Women’s GI Health

Research Interests
Simulation; Education; Patient Outcomes

Christine Salem, MS, APRN, FNP-C
Certified Nurse Practitioner

 

Katie Scholl, CNP
Certified Nurse Practitioner

 

Sheetal Sharma, MBBS
Associate Director of Endoscopic Quality and Outcomes; Assistant Professor of Clinical Medicine

Clinical Interests
Barrett’s Esophagus and treatment options, Complex polyp removal, Advanced Therapeutic Endoscopy: ERCP, EUS, EMR, Radiofrequency Ablation, Balloon-assisted enteroscopy, and GI tract stenting, Quality improvement and operational efficiency in endoscopy

Research Interests
Endoscopic outcomes, Novel GI experiences, Patient experience and patient outcomes

 

Cynthia Sleppy, CNP
Certified Nurse Practitioner

Clinical Interests
Hepatitis C, Cirrhosis

Research Interests
Hepatitis C and new therapies

Peter Stanich, MD
Director, Section of Intestinal Neoplasia and Hereditary Polyposis; Assistant Professor of Clinical Medicine

Clinical Interests
High risk colorectal cancer syndromes (including Lynch syndrome)
Hereditary polyposis syndromes (including familial adenomatous polyposis [FAP], MUTYH-associated polyposis, Peutz-Jeghers syndrome, Juvenile Polyposis syndrome,  Serrated Polyposis syndrome, PTEN hamartoma tumor syndrome, Cowden syndrome and others)
Comprehensive Gastroenterology

Research Interests
Hamartomatous polyposis syndromes (including PTEN hamartoma tumor syndrome, Cowden syndrome, Bannayan-Riley-Ruvalcaba syndrome and others), High risk colorectal cancer syndromes (including Lynch syndrome)
Hereditary polyposis syndromes (including familial adenomatous polyposis [FAP], MUTYH-associated polyposis, Peutz-Jeghers syndrome, Juvenile Polyposis syndrome,  Serrated Polyposis syndrome and others)

Bennie Upchurch, MD
Director of Compliance and Coding; Associate Professor of Clinical Medicine

 

Jon P. Walker, MD
Director of Endoscopic Ultrasound; Medical Director of Endoscopy – Stoneridge Internal Medicine; Assistant Professor of Clinical Medicine

Clinical Interests
Endoscopic Ultrasound

 

Jeffrey Wenzke, MD
Assistant Professor of Clinical Medicine

Clinical Interests
Diagnostic & Therapeutic Endoscopy; Inflammatory Bowel Disease; Quality Improvement

 

Cheng Zhang, MD, PhD
Assistant Professor of Clinical Medicine

 

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Office: 614-293-6255

Fax: 614-293-8518