David Hsi - Cardiology - Stamford Health - Fairfield County, CT

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David Hsi

David Hsi, MD

Chief, Cardiology, Co-Director, Heart & Vascular Institute, and Professor of Clinical Medicine at Columbia University College of Physicians & Surgeons


Member of: Stamford Health Medical Group

About Me

Dr. Hsi is a Fellow of the American College of Cardiology and American Society of Echocardiography. He has published extensively in peer reviewed publications such as the Circulation, Heart and Mayo Clinic Proceedings. He has special interest in advanced heart imaging, valve disease, sports cardiology, genetics and vascular medicine, and provides meticulous and individualized care for all his patients.

Dr. Hsi has developed an excellent rapport with primary care physicians, cardiologists and surgical colleagues in order to promote the highest quality of care and customer service.

He received the Excel Award during his medical residency; American College of Cardiology Travel Award for Cardiology Fellows; Outstanding Service Award in Cardiology, Mentor Award for Teaching of Cardiology Fellows; Best Physician Award (Cardiology) in New Jersey; Top Doctors (Cardiology) Philadelphia Magazine; and Top Doc (Cardiology) in Fairfield County, CT, by Castle Connolly in 2016.


Chinese and English

Special Interests

  • Coronary artery disease 
  • Lipid disorders 
  • Hypertension 
  • Heart valve disease 
  • Advanced non-invasive cardiac imaging 
  • Sports cardiology 
  • Pregnancy related heart disease


  • Cardiovascular Disease


Medical School

Shanghai Medical University


Tufts University School of Medicine


Harvard Medical School

Published Work

Liwen Liu MD, Mengyao Zhou MBBS, Lei Zuo MBBS, Jing Li MBBS, Wensheng Chen MD,

Bo Xu, MBBS, David H. Hsi MD

Echocardiography Guided Liwen Procedure™ for the treatment of obstructive hypertrophic cardiomyopathy in a patient with prior aortic valve replacement surgery-Liwen procedure for intra-myocardial radiofrequency ablation.

Echocardiography. 2018;1–3

Weichun Wu MD, David H. Hsi MD, Haiping Wang MBBS, Chao Dong MD, LiLi Niu MD, Hao Wang MD, PhD. A rare case of mitral valve dissection and aortic-left ventricular tunnel associated with possible autoimmune vasculitis.

Echocardiography. 2018;1–2.

Zhang CJ, Pei XL, Song FY, Guo Y, Zhang QL, Shu XH, Hsi DH*, Cheng LL*.

Early anthracycline-induced cardiotoxicity monitored by echocardiographic Doppler parameters combined with serum hs-cTnT.

Echocardiography. 2017 Sep 24. doi: 10.1111/echo.13704. [Epub ahead of print]

Early anthracycline-induced cardiotoxicity monitored by echocardiographic Doppler parameters combined with serum hs-cTnT.

Zhang CJ1, Pei XL1,2, Song FY1, Guo Y3, Zhang QL3, Shu XH1, Hsi DH4, Cheng LL1.

Echocardiographic Classification and Surgical Approaches to Double-Outlet Right Ventricle for Great Arteries Arising Almost Exclusively from the Right Ventricle

Kun-Jing Pang, Hong Meng, Sheng-Shou Hu, Hao Wang, David Hsi, Zhong-Dong Hua, Xiang-Bin Pan and Shou-Jun Li

Selecting an appropriate surgical approach for double-outlet right ventricle (DORV), a complex congenital cardiac malformation with many anatomic variations, is difficult. Therefore, we determined the feasibility of using an echocardiographic...

Texas Heart Institute Journal Aug 2017, Vol. 44, No. 4 (August 2017) pp. 245-251

Abstract | Full Text | PDF (623 KB) 

Gajanana D, Wheeler D, Hsi D, Kovach R, George JC. Percutaneous Balloon Aortic Valvuloplasty and Clinical Outcomes in Severe Aortic Stenosis: Correlation of Procedural Technique and Efficacy. J Interv Cardiol. 2016 Aug 5. doi: 10.1111/joic.12330.

Acute Coronary Thrombosis and Multiple Coronary Aneurysms in a 22-Year-Old Man with the Human Immunodeficiency Virus

Jennifer Ayers, Ryan Mandell, Kintur Sanghvi, Rania Aboujaoude and David H. Hsi

The human immunodeficiency virus (HIV) can cause diverse cardiovascular complications. In HIV patients on antiretroviral therapy, the prevalence of myocardial infarction has steadily increased over the years. Young patients who are naïve to antiretroviral...

Texas Heart Institute Journal Apr 2014, Vol. 41, No. 2 (April 2014) pp. 208-211

Abstract | Full Text | PDF (399 KB)

Board Certifications

  • Cardiovascular Disease - American Board of Internal Medicine
  • Diplomate - Adult Comprehensive Echocardiography - National Board of Echocardiography
  • Internal Medicine - American Board of Internal Medicine
  • Vascular Medicine - American Board of Vascular Medicine

Academic Appointment

Professor of Clinical Medicine, Columbia University College of Physicians & Surgeons

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The majority of the physicians on the Stamford Hospital Medical Staff are not employees or agents of the Hospital. They are independent practitioners who have been granted the privilege of using the Hospital's facilities for the care and treatment of their patients. This includes, but is not limited to, emergency department physicians, anesthesiologists, radiologists, surgeons, cardiologists, obstetricians, pathologists and other consultants who may treat patients.

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