Cardiology Associates, established in 1979, provides comprehensive cardiovascular care services to patients through a team of cardiologists and vascular surgeons. The practice offers a wide range of office-based cardiology services, such as pacemaker and defibrillator interrogations, exercise treadmill stress testing, echocardiography, carotid duplex ultrasound, holter and event monitoring, and cardiology consultation. Its hospital-based cardiology services include cardiac catheterization, interventional cardiology, electrophysiologic evaluation, radiofrequency abilation, transesophageal and contrast echocardiography, intravascular ultrasound, endomyocardial biopsy, valvuloplasty, and peripheral vascular angioplasty. The center also collaborates with various hospitals, such as Washington Hospital Center and Anne Arundel Medical Center to provide long-term preventive care. Cardiology Associates is located in Washington, D.C.