Cardiac catheterization, left heart, from arterial approach; with coronary angiography, bypass graft
Describing a cardiac catheterization procedure focused on the left heart, performed from an arterial approach, with additional coronary angiography of bypass graft(s).
CPT code 91120 represents a cardiac catheterization procedure specifically targeting the left heart, performed from an arterial approach, with the additional component of coronary angiography focused on bypass graft(s) such as internal mammary, free arterial, and venous grafts. This comprehensive diagnostic procedure involves visualizing the left heart chambers, associated structures, and assessing the patency of bypass grafts. The abbreviation emphasizes the specific cardiac focus, the arterial approach, and the inclusion of coronary angiography of bypass graft(s) as integral components of the procedure. Healthcare providers utilize this code when performing diagnostic evaluations of the left heart with a detailed assessment of bypass graft(s), contributing to accurate coding and billing for the services rendered.