Our Team

The Hernia Center treats simple and complex hernias of the abdominal wall.

Zachary L. Gleit, MD, FACS

Phone: 212.305.0319

Zachary L. Gleit, MDZachary L. Gleit, MD, has served as Director of Surgery at the Allen Hospital since 2008 and has practiced surgery at NewYork-Presbyterian/Columbia University Medical Center since 2001. After completing his undergraduate education at Harvard College, he received his medical degree at Harvard Medical School/Harvard-MIT Division of Health Sciences and Technology, followed by surgical training at NewYork-Presbyterian/Columbia. He traveled to Ethiopia in 1998 as part of a humanitarian mission with Doctors Without Borders. Dr. Gleit’s surgical practice in the Hernia Center and in the Division of General Surgery includes hernia repair, gall bladder surgery, colorectal surgery, appendectomy, and splenectomy.  He has a special interest in abdominal wall reconstruction and complicated abdominal wall and groin hernias.

Spencer E. Amory, MD, FACS

Phone: 212.305.5221

Spencer E. Amory, MDDr. Amory received his medical training from Johns Hopkins and Columbia Universities. He developed techniques in laparoscopic cholecystectomy that enabled his group to have the lowest open cholecystectomy rates in the state. In addition, Dr. Amory has earned a reputation for his diagnostic acumen in complex surgical problems and for highly individualized and personalized care. In recognition of his exceptional care of patients, collegiality with peers, and outstanding outcomes, Dr. Amory was awarded the the 2014 Jerry Gliklich Award for Exemplary Clinical Care, formerly "Practitioner of the Year" award, by the NewYork-Presbyterian/Columbia University Medical Center Society of Practitioners.