Dr. Grewal is a cardiologist who has practiced at OhioHealth Riverside Methodist Hospital in Columbus, Ohio since 1997. He is a native of Northeast Ohio and graduate of Northeastern Ohio Medical University, and completed his training in cardiology at University Hospitals of Cleveland, and cardiac imaging at Allegheny General Hospital in Pittsburgh. He is board certified in cardiology, echocardiography, nuclear cardiology imaging, and cardiac CT imaging. He is a Fellow of the American College of Cardiology (FACC), as well as the American societies of Echocardiography (FASE) and Nuclear Cardiology (FASNC). He is a board member of the Intersocietal Accreditation Commission, Nuclear Division.
Dr. Grewal is currently System Chief of Cardiovascular Imaging for the OhioHealth Physician Group. He is the former Chief of the Cardiovascular Clinical Operating Council at Riverside Hospital. His clinical interests include general cardiology, cardiac imaging, heart valve disease, cardiovascular prevention, and sports cardiology. He is co-founder of the heart wellness blog, www.hearthealth.docs, and is a contributor to the video blogging site, vidoyen.com. He is an avid runner who has completed 5 marathons, and also enjoys cycling, hiking, and golf.