Our Team Members


The NIH Foregut team

The Foregut Team includes experts in the diagnosis and treatment of the diseases listed below. Our clinical experience and active research offers patients the highest quality care in the setting of groundbreaking clinical trials.

Pancreas, Liver & Bile ducts


  • Pancreatic cancer
  • Intraductal papillary mucinous neoplasms (IPMN)
  • Ampullary cancer
  • Duodenal cancer
  • Liver cancer (Hepatocellular carcinoma, HCC)
  • Metastatic cancer to the liver (i.e. metastatic colorectal cancer)
  • Bile duct cancer (Cholangiocarcinoma)
  • Gallbladder cancer

Esophagus & Gastric


  • Barrett’s esophagus
  • Esophageal cancer
  • Gastroesophageal junction cancer
  • Gastric cancer
  • Gastrointestinal stromal tumor (GIST)
  • Hereditary gastric cancer

Anesthesiology

Sandy Orfgen, M.D.
Ning Miao, M.D.

Clinical Pharmacy

Dan Zlott, PharmD

Critical Care Medicine

Anthony Suffredini, M.D.
Nancy Munro, R.N., ACNP-BC 

Gastroenterology/Hepatology

Theo Heller, M.D.
Chris Koh, M.D., M.H.Sc.
Sheila Kumar, M.D., M.S.

Interventional Radiology

Elliot Levy, M.D.
Venkatesh Krishnasamy, M.D.
Brad Wood, M.D.

Medical Oncology

Christine Alewine, M.D., Ph.D.
Julius Strauss, M.D.

Diagnostic Radiology

Elizabeth Jones, M.D.

Surgical Oncology

Jeremy Davis, M.D.
Jonathan Hernandez, M.D.



Thoracic Surgery

David Schrump, M.D.

Nuclear Medicine

Mark Ahlman, M.D.

Nutrition

Rachael Lopez, M.P.H., R.D.

Pain & Palliative Care

Ann Berger, M.D.

Pathology

David Kleiner, M.D., Ph.D.
Martha Quezado, M.D.

Radiation Oncology

Deborah Citrin, M.D.
Jennifer Jones, M.D., Ph.D.
Aparna Kesarwala, M.D., Ph.D.
Freddy E. Escorcia, M.D., Ph.D.

Research Nursing

Maureen Connolly, R.N.
Cara Kenney, R.N.
Amynah Pradhan, M.S.N., FNP-BC

Operating Room Nursing

Maureen George, R.N.
Myra Henley, R.N.