Chest/Cardiothoracic Radiologist Commonwealth Radiology Associates – Boston, MA Commonwealth Radiology Associates is an innovative and dynamic combination of advanced clinical practice, entrepreneurship, and technology-driven, academic-level care. CRA’s highly-desirable practice model provides our radiologists with an academic career as well as all the benefits they would expect from an elite private practice in one of the most well-respected healthcare markets in the world. As a physician with Commonwealth Radiology Associates, you will have many advantages including: A Practice Environment that has a Priority on Work-life Balance and Flexibility. Autonomy, Flexibility, and Faster Decision-Making.