Østfold Hospital Trust is located in the southeastern part of Norway and serves 300 000 patients in the region. The hospital has about 5 000 employees which includes both medical and administrative personell. The hospital supplies full range of health services of diagnostics, treatment and rehabilitation.

In November 2015, a large new hospital in Kalnes (Sarpsborg) was completed. The new hospital is one of the most modern hospitals in Europe and is on the leading edge of service oriented innovation.