A Consultant Interventional Cardiologist performs and manages complex minimally invasive cardiac procedures using catheters, like angioplasty and stenting, for diagnosing and treating cardiovascular diseases. Key responsibilities include managing cardiac patients in outpatient, inpatient, and emergency settings, collaborating with other medical professionals, providing expert clinical care, and educating junior medical staff. They analyze test results, develop treatment plans, and contribute to departmental quality improvement and research.