Faculty: Division of Cardiology
Faculty of the Division of Cardiology are world-renowned experts in all aspects of cardiac care who offer consultation and patient evaluation, as well as provide the most advanced diagnostic and treatment techniques.

Allen J. Taylor, MD, FACC, FAHA, Chief
Professor of Medicine; Chairman of Cardiology at MedStar Heart & Vascular Institute
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
202-444-5111
Specialties: Cardiovascular Diseases
Medical Degree: Johns Hopkins University, 1988
Internship: Walter Reed Army Medical Center, 1989
Residency: Walter Reed Army Medical Center, 1991
Fellowship: University of Virginia, 1994
Certification: Internal Medicine, 1991; Cardiovascular Disease, 1994; Cardiovascular Computed Tomography, 2007
Special Interests: Cardiovascular prevention, cardiovascular imaging, heart failure management, cardiovascular research

Zayd A. Eldadah, MD, PhD
Assistant Professor of Medicine; Director of Cardiac Electrophysiology, MedStar Heart & Vascular Institute
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
(202) 444-8843
Specialties: Cardiology, Cardiac electrophysiology
Medical Degree: Johns Hopkins University School of Medicine, 1996
Internship: Johns Hopkins Hospital, 1997
Residency: Johns Hopkins Hospital, 1999
Fellowship: Johns Hopkins Hospital, 2004
Certification: Internal Medicine, 1999; Cardiovascular Disease, 2003; Clinical Cardiac Electrophysiology, 2006
Special Interests: Heart rhythm disorders, atrial fibrillation, sudden cardiac death, applications of advanced technology to heart care

Margaret B. Fischer, MD
Director, Congenital and Structural Arrhythmia Program at MedStar Washington Hospital Center
MedStar Washington Hospital Center
Washington, DC 20007
(202) 444-8843
Specialties: Cardiac Electrophysiology
Medical Degree: Medical College of Ohio, Toledo, 1986
Internship: St. Louis University/Cardinal Glennon Children’s Hospital, 1987
Residency: St. Louis University/Cardinal Glennon Children’s Hospital, 1990
Fellowship: Texas Heart Institute/Baylor College of Medicine, 1993; Cleveland Clinic, 1995
Certification: Internal Medicine, 1999; Pediatric Cardiology, 1996
Special Interests: Adult congenital heart disease, inherited rhymthm disorders

Christy Kaiser, MD, FACC
Assistant Professor of Medicine; Assistant Program Director, Cardiovascular Disease Fellowship Program
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
202-444-5111
Specialties: Cardiovascular Diseases
Medical Degree: Baylor College of Medicine, 2009
Internship: Duke University Medical Center, 2010
Residency: Duke University Medical Center, 2012
Fellowship: MedStar Georgetown University Hospital, 2015
Certification: Internal Medicine, 2012; Cardiovascular Disease, 2015; Echocardiography, 2015
Special Interests: General cardiology, heart failure

Richard L. Morrissey, MD, FACC, FACP, FASE
Professor of Medicine; Associate Medical Director; Hospital Administration
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
(202) 444-8833
Specialties: Cardiovascular Diseases
Medical Degree: Uniformed Services University of the Health Sciences, 1985
Internship: National Naval Medical Center, 1986
Residency: National Naval Medical Center, 1990
Fellowship: National Naval Medical Center, 1992; Massachusetts General Hospital, Echocardiography, 1993
Certification: Internal Medicine, 1990, 2000, 2010; Cardiovascular Disease, 1993, 2003, 2013
Special Interests: Coronary artery disease, echocardiography, preventive cardiology, valvular heart disease, general cardiology

Monvadi B Srichai-Parsia, MD, MS
Professor of Medicine and Radiology; Vice-Chief, MedStar Heart & Vascular Institute; Director, Cardiac Non-Invasive Imaging Laboratory
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
202-444-5111
Specialty: Cardiovascular Diseases
Graduate School: New York University, 2013
Medical School: Johns Hopkins School of Medicine, 1992
Internship: Columbia Presbyterian Medical Center, 1997
Residency: Columbia Presbyterian Medical Center, 1999
Fellowship: Cardiology, Cleveland Clinic Foundation, 2002; Advanced Cardiovascular Imaging, Cleveland Clinic Foundation, 2004
Certification(s): Internal Medicine, 1999, 2010; Cardiovascular Disease, 2004, 2012; Nuclear Cardiology, 2004; Comprehensive Echocardiography, 2005; Cardiovascular Computed Tomography, 2013
Special Interests: Advanced cardiac imaging (cardiac MR, cardiac, CT, echocardiography), Multimodality cardiac imaging, Heart failure, Congenital heart disease, Comparative effectiveness research

Athanasios Thomaides, MD
Associate Professor of Medicine
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
(202) 444-8833
Specialty: Cardiovascular Disease, Cardiac Electrophysiology
Medical School: University of Texas Medical School at San Antonio, 2006
Residency: Indiana University School of Medicine, 2009
Fellowship: Temple University Hospital, 2013; MedStar Georgetown University Hospital/Washington Hospital Center, 2015
Certification(s): Internal Medicine, 2011; Adult Echocardiography, 2012; Cardiovascular Disease, 2013; Cardiac Electrophysiology, 2016
Special Interests: Atrial fibrillation, ventricular tachycardia, pacemakers and defibrillators, cardiac re-synchronization therapy, supraventricular tachycardias, laser lead extraction

Carolina I. Valdiviezo-Schlomp, MD
Associate Professor of Medicine; Director, Clinical Cardiology
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
202-444-5111
Specialties: Cardiovascular Diseases
Medical Degree: Universidad Autonoma De Guadalajara, 2000
Residency: Mount Sinai Medical Center, 2007
Fellowship: Albert Einstein/Montefiore Medical Center, 2009; Johns Hopkins University School of Medicine, 2011
Certification: Internal Medicine, 2007; Cardiovascular Disease, 2010; Adult Echocardiography, 2012
Special Interests: Artherosclerotic cardiovascular diseases, coronary artery disease, cardiovascular disease prevention, Cardiac CT, echocardiography, women’s cardiovascular health, cardiovascular disease in pregnancy

Anam Akbar Waheed, BM MD
Attending
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
202-444-5111
Specialties: Cardiac Imaging
Medical Degree: Aga Khan University, Karachi, Pakistan, 2013
Residency: University of Pittsburgh Medical Center, 2018
Fellowship: Boston University Medical Center, Department of Cardiology, 2021
Advanced Fellowship: Brigham and Women’s Hospital, Harvard Medical School, Department of Cardiology & Radiology, 2023
Certification: Internal Medicine, 2018; Cardiovascular Disease, 2021; Echocardiography, 2021; Nuclear Cardiology, 2021; Cardiac CT, 2022; Cardiac MRI, 2023
Special Interests: Atrial Flutter, Cardiomyopathy, Cardiovascular Stress Testing, Coronary Artery Disease, Electrocardiogram, Heart Disease, High Cholesterol Management, Holter Monitoring, Hypertension Treatment, Ischemic Cardiomyopathy, Lymphedema, Myocardial Infarction, Stress Echocardiography

Ricardo Nieves, MD
Attending
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
202-444-5111
Specialties: General Cardiology
Medical Degree: University of Pittsburgh School of Medicine, 2016
Residency: University of Pittsburgh Medical Center, 2019
Fellowship: University of Pittsburgh Medical Center, 2022
Advanced Fellowship: University of Pittsburgh Medical Center, 2023
Certification: Internal Medicine, Echocardiography, Cardiovascular Disease, Cardiac MRI
Special Interests: Cardiac MRI

Charles German, MD
Assistant Professor of Medicine; Director of Preventative Cardiology; Preventative Cardiologist
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
202-444-5111
Specialties: Preventative Cardiology
Medical Degree: The University of Texas Medical Branch at Galveston, 2014
Residency: University of Alabama Birmingham, Internal Medicine, 2017
Fellowship: Wake Forest University Baptist Medical Center, 2021
Certification: Internal Medicine, Cardiovascular Medicine
Special Interests: Preventative Cardiology

Margaret Stevenson, MD
Attending
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
202-444-5111
Specialties: Critical Care Medicine, Cardiology
Medical Degree: University of Connecticut School of Medicine, 2016
Residency: Beth Israel Deaconess Medical Center, 2019
Fellowship: University of Connecticut Health Center, 2022
Advanced Fellowship: Stanford University Medical Center, 2023
Certification: Internal Medicine

Cyrus A. Hadadi, MD
Associate Director of Cardia Arrhythmia Research
MedStar Health & Vascular Institute
Washington, DC 20007
Specialties: Cardiac Electrophysiology
Medical Degree: Drexel University College of Medicine, 2011
Residency: University of Maryland Medical System, 2014
Fellowship: Geisinger Community Medical Center, 2017
Advanced Fellowship: MedStar Washington Hospital Center, 2019
Certification: Internal Medicine
Special Interests: Epicardial Catheter Ablation for Complex Ventricular Tachycardia, Interventional Cardiac Resynchronization Therapies, Heart Rhythm Disorders

Tania A. Vora, MD
Attending
MedStar Health & Vascular Institute
Washington, DC 20007
Specialties: Advanced Heart Failure Cardiology
Medical Degree: Georgetown University Medical Center, 2010
Residency: Georgetown University School of Medicine GME, 2013
Fellowship: MedStar Washington Hospital Center, 2017
Advanced Fellowship: MedStar Washington Hospital Center, 2018
Certification: Internal Medicine, Cardiovascular Diseases, Advanced Heart Failure and Transplant Cardiology
Special Interests: Acute and Chronic Heart Failure, Infiltrative Cardiomyopathies, Advanced Heart Failure

S. Waqas Haider, MBBS, MD, MPH
Director of the Pericardial Disease Program; Attending Cardiologist
MedStar Georgetown University Hospital
Pasquerilla Healthcare Center (PHC), 5th Floor
Washington, DC 20007
202-444-5111
Specialties: Pericardial Syndromes, Recurrent Pericarditis, Inflammatory Cardiac Conditions
Medical Degree: Ziauddin University, 2012
Residency: St. Luke’s-Roosevelt Hospital Center-Roosevelt Division, 2017
Fellowship: St. Luke’s-Roosevelt Hospital Center-Roosevelt Division, 2021
Certification: Internal Medicine, Cardiovascular Disease, Echocardiography, Nuclear Cardiology