Dana-Farber / BIDMC Future Cancer Hospital

Boston’s Longwood Medical Area is getting the region’s only hospital built solely for cancer patients. Dana-Farber Cancer Institute and Beth Israel Deaconess Medical Center began construction in April 2026 on a new 300-bed inpatient cancer hospital, a $1.68 billion building designed by Payette. The project physically links the two institutions, with the first oncology patients expected in 2031.

Project Scope

The hospital spans about 450,000 square feet across 10 inpatient floors, rising on the current site of the Joslin Diabetes Center along Brookline Avenue. Every decision in the program points at one population. This isn’t a general hospital with an oncology wing; it’s an inpatient building shaped entirely around cancer care, from the room layouts to the clinical adjacencies. Payette designed it to flex as treatment changes, since the protocols and equipment that define oncology today may look different by the time the doors open in 2031.

The bigger structural idea is the connection itself. The new building ties Dana-Farber directly to Beth Israel Deaconess, backed by a clinical collaboration that also includes Harvard Medical Faculty Physicians at BIDMC. A patient who today moves between separate institutions for inpatient and specialized care would, in the new model, stay inside one connected campus.

Why It Matters

Longwood is one of the most concentrated medical districts in the world, and building anything new in it is a tight, complicated job: an active hospital campus, no spare land, and zero tolerance for disrupting the care going on next door. Putting a 10-floor inpatient tower on the Joslin site, while Longwood keeps running at full tilt, is the kind of constrained urban healthcare build that tests a contractor’s logistics more than its structural engineering.

For patients, the case is simpler. A dedicated inpatient cancer hospital with the area’s research muscle behind it addresses a real capacity gap, and the direct link between Dana-Farber and BIDMC is meant to smooth the handoffs that fragment care today. The build will run through 2031, a long road on a hard site. It joins a wave of billion-dollar U.S. hospital projects, and it’s among the most specialized of them.

Project Team & Details