The Hospital for Special Surgery will occupy nearly 99,000 square feet of space at 777 Third Ave. beginning in January 2018. The Hospital for Special Surgery will occupy nearly 99,000 square feet of space at 777 Third Ave. beginning in January 2018.

NEW YORK CITY—The Hospital for Special Surgery will be shifting some of its New York City operations to four full floors at 777 Third Ave. in Midtown East in a transaction that involves a sublease with Avon and a direct lease with the building ownership.