Departmental News

INTRODUCING NEW FACULTY: Colorectal Surgeon (Dr. David E. Rivadeneira) + Vascular Surgeon (Dr. Antonios P. Gasparis)

We are very pleased to introduce David E. Rivadeneira, MD, who has joined our faculty as an assistant professor of surgery and member of our Division of Surgical Oncology. He comes to Stony Brook from the Lahey Clinic in Massachusetts, where he recently completed his fellowship training in colon and rectal surgery.

At Stony Brook, Dr. Rivadeneira will provide a full range of consultative, diagnostic, and therapeutic services involving surgery for patients with diseases of the small bowel, colon, rectum, and anus. In addition to his practice in surgical oncology, he will also practice general surgery as a colorectal specialist.

Dr. Rivadeneira has a major interest in laparoscopic and other minimally invasive procedures for the treatment of colon and rectal diseases, including cancer.

His expertise encompasses the surgical management of inflammatory bowel disease including ileoanal reservoir (Parks j-pouch), diverticulitis, familial polyposis, rectovaginal fistula, incontinence, prolapse, anorectal abscess, fistula, fissure, and hemorrhoids. He also performs colonoscopy.

A colorectal specialist,
Dr. Rivadeneira will also practice general surgery,
in addition to doing surgical oncology.

Board-certified in surgery, Dr. Rivadeneira received his MD from Howard University in 1995. For his outstanding performance as a medical student, he was elected to Alpha Omega Alpha Honor Medical Society, and also selected for inclusion in Who's Who in American Colleges and Universities.

In 2002, he completed his residency in general surgery at Weill Medical College of Cornell University, training at both New York Presbyterian Hospital-Cornell Medical Center and Memorial Sloan-Kettering Cancer Center.

At Weill Cornell Medical College from 1997 to 1999, he did a two-year NIH-funded surgical oncology research fellowship investigating cancer-mediated immunology and nutrition. Among his current research interests are tumor immunology, the effect of minimally invasive surgery on the immune system, and surgical nutrition.

In June 2003, Dr. Rivadeneira received the Lahey Clinic Alumni Association award for outstanding academic achievement in colon and rectal surgery.

For consultations/appointments with Dr. Rivadeneira, please call 631-444-4545.

We are very pleased to introduce Antonios P. Gasparis, MD, who has joined our faculty as an assistant professor of surgery and member of our Division of Vascular Surgery.

Board-certified in surgery and with expertise in endovascular surgery, Dr. Gasparis recently completed his fellowship training in vascular surgery here at Stony Brook. His outstanding performance merited his appointment to our faculty.

During the summer of 2003, Dr. Gasparis completed special advanced training in endovascular surgery at Texas Tech University Health Sciences Center in Lubbock.

At Stony Brook, Dr. Gasparis will practice the full range of general vascular and endovascular surgery, adding further experience to our endovascular program.

Dr. Gasparis will provide the new minimally invasive endovenous treatment of varicose veins known as percutaneous closure.

In addition, he will serve as medical director of Stony Brook's Non-Invasive Vascular Laboratory and as co-director of the multidisciplinary Leg and Foot Ulcer Treatment Group.

A graduate of New York University, Dr. Gasparis received his MD from SUNY-Syracuse in 1996, and completed his residency in general surgery there in 2001.

For consultations/appointments with Dr. Gasparis, please call 631-444-4545.

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