Dr. Usama Gergis and Mary Gergis sold a four-bedroom, two-bath home at 13-50 137th St. in Queens to Christopher Casatelli for $617,000 on March 8.

The home in Whitestone was built in 1955.

Dr. Gergis specializes in hematology and medical oncology at New York-Presbyterian Hospital. He is also an assistant professor of medicine and assistant attending physician in the hematology and medical oncology division at Weill Cornell Medical College.

He received his M.D. from the University of Cairo and completed his residency and fellowship at Brooklyn Hospital Center.

According to BlockShopper.com, there have been 7,129 home sales in Queens during the past 12 months, with a median sales price of $407,000.

Address: 13-50 137th Street
Buyer(s): Casatelli and Christopher
Seller(s): Gergis, Usama, Gergis and Mary
Sale date: Mar. 8, 2012