Dr. Raina is Director of the Advanced Heart Failure Cardiology and Pulmonary Hypertension Programs at Allegheny General Hospital and Professor of Medicine at Drexel University School of Medicine. He is a nationally renowned physician with expertise in the diagnostic evaluation and management of advanced heart failure, heart transplant, mechanical circulatory support and pulmonary hypertension. He is also an experienced echocardiographer with expertise in interventional echocardiography. His particular clinical and research interests focus on advanced imaging of the right ventricle in pulmonary arterial hypertension and in patients with mechanical circulatory support. He has published extensively in this field with numerous peer-reviewed manuscripts, abstracts and book chapters. Dr. Raina was named one of Pittsburgh Magazine's "Best Doctors" from 2019 through 2025.