The Atrium is a fully redeveloped medical building with prominent tenants including: CHI Memorial CHI Memorial Convenient Care CHI Memorial Lab/X-Ray CHI Memorial National Home Care CHI Memorial Nuclear Medicine CHI Memorial Pediatric Diagnostic Associates CHI Memorial Primary Care Associates CHI Memorial Regional Sleep Center Center for Sports Medicine and Orthopedics Center for Sports Medicine and Orthopedics  -  Rehab Services Distefano Medical Spa Hayes Hand Center Mary Ellen Lochar Breast Center Memorial Health Services NovaMed Surgery Center Pediatric Eye Specialists Plastic Surgery Group StartFragment The Heart Institute Woolfson Eye Institute