
Meet Dr. Dy

Dr. Johnny R. Dy is a board-certified cardiologist with the only private cardiology practice in Caldwell County.
Interventional Cardiologist in Caldwell County
Welcome to Cross River Cardiology
Cross River Cardiology provides comprehensive care of cardiovascular disease in Lenoir, North Carolina. Dr. Johnny R. Dy is a board-certified and fellowship-trained cardiologist who has successfully treated hundreds of satisfied patients in more than two decades of practice. Our warm and inviting office features many advanced on-site facilities including stress testing, EKG, peripheral vascular ultrasound, 2D echocardiograms, holter and event monitors, blood draws, and a pacemaker clinic for your convenience.
At Cross River Cardiology, Dr. Dy diagnoses and treats heart and vascular conditions such as coronary and peripheral artery disease, high blood pressure, high cholesterol, arrhythmia, heart attack, and more. To ensure that you receive the most effective care possible, we conduct many non-invasive heart tests right in our office, and Dr. Dy is experienced in performing interventional cardiology procedures such as cardiac catheterization, angioplasty, and stenting. Our patients know that Dr. Dy always takes the time to listen to their concerns and carefully explain their diagnosis and treatment options.
For quality, compassionate cardiovascular care from the only private cardiology practice in Caldwell County, call our Lenoir, NC cardiologist at (828) 572-0778 or request an appointment online.