Geno J. Merli, MD, FACP, a board-certified specialist in internal medicine and physical medicine and rehabilitation, is Director of the Jefferson Center for Vascular Disease at Jefferson Medical College and Senior Vice President and Chief Medical Officer at Thomas Jefferson University Hospital. Dr. Merli received his medical degree from Jefferson Medical College and completed his residency in rehabilitation medicine and internal medicine at Thomas Jefferson University Hospital.

Dr. Merli is a nationally recognized expert in the areas of prophylaxis for and management of deep-vein thrombosis and pulmonary embolism (DVT/PE), as well as for the medical consultation of surgical patients. His research interests have focused on prophylaxis for DVT/PE and the management of DVT in acute spinal cord injury, total joint replacement, trauma, and high-risk cancer patients.

Former editor-in-chief of Internal Medicine, Dr. Merli currently serves on the editorial board of Patient Care. He is also a reviewer for the Journal of General Internal Medicine, Archives of Internal Medicine, Annals of Internal Medicine, Chest, and JAMA. He is co-editor of the book Medical Management of the Surgical Patient and a co-chair for a national course on the perioperative care of the surgical patient with medical problems.

Dr. Merli is a fellow of the American College of Physicians and a member of American Venous Forum, the Society of General Internal Medicine, and the International Society of Thrombosis and Hemostasis.