Cardiothoracic Surgeon John Craig, MD, FACS, Joins The Chattanooga Heart Institute


At The Chattanooga Heart Institute, Dr. Craig joins cardiothoracic surgeons Matthew Richey, MD, and James Zellner, MD, along with 27 cardiologists and three vascular surgeons. This team of experts is the region’s heart and vascular leader – providing compassionate care while effectively treating heart disease, no matter how complex. The Chattanooga Heart Institute’s board‐certified cardiologists—including specialists in interventional procedures, electrophysiology, imaging, and vascular disease—exceed national standards for education, training, and skill.  Their collaboration with cardiothoracic surgeons and vascular surgeons means they can offer the most comprehensive cardiac and vascular care in the area. 

In 2022, CHI Memorial was named best regional hospital by U. S. News and World Report. The healthcare system’s cardiac team was also recognized in 2022 as high performing in the treatment for heart attack and heart failure, heart bypass surgery, and abdominal aortic aneurysm repair.  They are dedicated to providing patients with exceptional care using cutting-edge technology. 

The Chattanooga Heart Institute offers seven convenient locations in Tennessee and North Georgia.  Dr. Craig will practice at The Chattanooga Heart Institute office located at 2501 Citico Avenue, Chattanooga, TN 37404.  For more information or to schedule an appointment with one of The Chattanooga Heart Institute’s cardiothoracic surgeons, call 423.697.2000.  Learn more at