Leadership Team

Neil J. Weissman, MD, FACC, FAHA, FASE

Neil J. Weissman, MD, is Director of Cardiac Ultrasound and Ultrasound Core Laboratories at the Cardiovascular Research Institute at Washington Hospital Center, President of Medstar Health Research Institute and Professor of Medicine at Georgetown University School of Medicine in Washington, DC.
Dr. Weissman's research interests include valvular heart disease, contrast echo, left ventricular remodeling and intravascular imaging. His ultrasound Core Laboratory has served as a site for over 100 multicenter trials, including multiple studies on pharmacologic effects of valvular and ventricular function, prosthetic valve assessments, and intracoronary therapies. Additionally, Dr. Weissman has served as principal investigator for numerous studies. Dr. Weissman has published hundreds

of abstracts and original reports in such well-regarded journals as the New England Journal of Medicine, JAMA, Annals of Internal Medicine, American Journal of Cardiology, American Heart Journal, and the Journal of theAmerican College of Cardiology. He also has written several review articles and book chapters and recently wrote a textbook on Cardiac Imaging.

Dr. Weissman received his medical degree from Cornell University Medical College in New York City. He then completed his internship, residency, and chief residency in internal medicine at the New York Hospital in New York City. He followed his residency training with a clinical and Research Fellowship in cardiology and a fellowship in cardiac ultrasound at Massachusetts General Hospital in Boston, Massachusetts. Prior to moving to the Washington Hospital Center, he was the director of the clinical echo lab at Georgetown University. Dr. Weissman is internationally recognized as an expert in cardiac ultrasound and served on several national organizations, including the Chair of the Guidelines and Standards Committee and Chair of the Scientific Sessions of the American Society of Echocardiography and Chair of the Program Committee for Imaging for the annual Scientific Sessions of the American College of Cardiology in 2006. He is on the editorial board of leading cardiovascular journals, such as JACC and Circulation and he was elected by his peers to be Governor of the American College of Cardiology, District of Columbia chapter.

Click here to see Dr. Weissmans published works

Federico M. Asch, M. D.

Federico M. Asch, MD, FACC, FASE, is the Associate Director of the Cardiovascular Core Lab, Director of Cardiac Imaging Research, Assistant Professor of Medicine (Cardiology) at Georgetown University and a member of the faculty at the Medstar Heart and Vascular Institute at MedStar Washington Hospital Center. He is vice-chair of the IRB at MedStar Health Research Institute / Washington Hospital Center.

Dr Asch is active in different national organizations: he is Chair of the Guidelines and Standards Committee, member of the Scientific Sessions planning and a member of the IT Task Force for the American Society of Echocardiography and a member of the Digital Steering Committee of the American College of Cardiology. He is a member of review boards for the NHLBI including the SMARTT program and participates as peer reviewer for multiple medical journals such as JAMA, Annals of Internal Medicine, JACC, Circulation, JASE, EHJCVI and others. Among other studies, Dr Asch is Principal Investigator for GenTAC, a multicenter national registry of patients with genetically-related thoracic aortic aneurysms and related cardiac conditions and chairs the Imaging Subcommittee for this study.

Dr. Asch is a frequent invited speaker at national meetings and is board certified in cardiology. His areas of interest are pathologies of the aorta, myocardial viability, critical care cardiology, 3-D echocardiography, contrast echocardiography, and valvular heart disease. Dr. Asch has published several articles in peer-reviewed journals including the New England Journal of Medicine, Circulation, JACC and the American Heart Journal. He received his Medical Degree from the Universidad de Buenos Aires Medical School and completed a Cardiology Fellowship at Instituto Cardiovascular de Buenos Aires in Argentina. He then completed an Echocardiography fellowship, followed by a residency and fellowship in Cardiovascular Disease at the Georgetown University/MedStar Washington Hospital Center/DC VA Medical Center program.

E-mail: federico.asch@medstar.net

Click here to see Dr. Asch's published works

Petros Okubagzi, MD

Petros is the Director of the Cardiovascular Research Program.

E-mail: Petros.G.Okubazi@medstar.net

M. Therese Tupas-Habib, RDCS

Therese joined the MedStar Health Research Institute in 2000 and currently serves as the Manager of the Cardiovascular Core Lab. She received her B.S. in Psychology form the University of Santo Tomas in the Philippines and a Graduate Certificate in Public Health from the Johns Hopkins University. She has over 15 years of echo sonography experience in both the clinical and research settings. Therese is a member of the American Society of Echocardiography and is a case reviewer for the Intersocietal Commission for the Accreditation of Echocardiography Laboratories.

E-mail: maria.t.tupas-habib@medstar.net