St Lukes opened a new hospital in Twin Falls on May of 2011. The hospital was built on a 40 acre lot on Poleline Road in Twin Falls.

Since the hospital has been completed, St Lukes has constructed a helicopter hanger and a surgery center.

On January 25th 2017, Michelle Bartlome, Public Relations Manager at St Lukes Magic Valley, announced that construction will continue on the St Lukes campus.

St Lukes will be constructing a new Medical Office Building. The building will be a two-story, 57,640 square foot building. Construction and equipment costs are estimated at $27.2 million.

The building will be located on the east end of the St Lukes property on Poleline Road. Currently, St Lukes offers services that will be offered in the new medical office building at other St Lukes Twin Falls locations. Services include: outpatient clinics and services, including Internal Medicine, Occupational Medicine, Endocrinology and Diabetes Management, Otolaryngology (ENT), Rehab Services, Pain Medicine, outpatient laboratory draw station and outpatient imaging services.

The St Lukes Medical Office Building plans to open it's doors to the public in February of 2018.