Overview
| Subspecialty | Gastroenterology |
|---|---|
| Clinical Interests | Ulcerative Colitis |
| Peptic Ulcer Disease | |
| Endoscopy | |
| Ulcer Disease | |
| Languages | English |
| Spanish | |
| Gender | Male |
| james.marion@mssm.edu | |
| Education and Training | MD, Columbia Univ. Col. of Phy. & Surg. |
| Residency, Internal Medicine, Columbia-Presbyterian Medical Ctr. | |
| Residency, Internal Medicine, Columbia-Presbyterian Medical Center | |
| Fellowship, Gastroenterology, Mount Sinai Hospital |

