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Avera Heart Hospital in Sioux Falls is undergoing a $21.5 million, three-story expansion.

The 35,000-square-foot addition will house advanced diagnostic imaging services.

This project is the largest since the hospital opened in 2001 and will increase patient access.

Avera Heart Hospital in Sioux Falls continues to grow with a groundbreaking held Nov. 3 for a $21.5 million, three-story addition that will expand the hospital’s diagnostic imaging capabilities and administrative space, according to an Avera press release .

The 35,000-square-foot addition, located on the north side of the Sioux Falls hospital facing Interstate 229, south of 69th and Louise, represents the largest construction project since the hospital opened in 2001.

The addition will house imaging

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