Mario Gioia, MD

sh logowhiteMember of the Stamford Health Medical Group

Stamford Health Medical Group - Cardiology

29 Hospital Plaza
Suite 502
Stamford, CT 06902

Main: (203) 348-7410
Fax: (203) 961-8488

Stamford Health Medical Group - Cardiology

372 Danbury Road
Suite 197
Wilton, CT 06897

Main: (203) 348-7410
Fax: (203) 961-8488

About Me

Dr. Gioia practices cardiovascular medicine at Stamford Health. His practice includes patients with coronary artery disease, valvular heart disease, hypertension, high cholesterol, heart failure, as well as those who have undergone cardiovascular surgery and interventional procedures.

Dr. Gioia completed his internal medicine residency at Morristown Medical Center where he also served as chief resident. He also completed his cardiology fellowship at Morristown Medical Center. Throughout his training, he received numerous awards including the American College of Physicians Young Achiever Award, Outstanding Interpersonal Skills/Communication Award, and Outstanding Professionalism Award.

He has a special interest in echocardiography including transesophageal echocardiography, nuclear imaging, stress testing, and preventative cardiology.

He resides in Fairfield County with his wife and children.

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Cardiovascular Disease


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Education & Training


Morristown Medical Center


Morristown Medical Center

Medical School

St. Georges University School of Medicine

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Published Work

Gioia M, Amoun T, Alawieh H, Bangash A, Shahzad R, Horgan S, Uretsky S, Safirstein J. A Rare Case of Primary Intracardiac Diffuse Large B-cell Lymphoma: Multimodality Imaging to the Rescue. CASE (American Society of Echocardiography). 2019.

Gioia M, Shahzad R, Safirstein J. Type A Aortic Dissection in an Asymptomatic 28-Week Pregnant Patient with Marfan Syndrome. Int J Clin Cardiol. 2017 Jan; 4:089.

Board Certifications

American Board of Internal Medicine


American Board of Internal Medicine, National Board of Echocardiography, American Society of Nuclear Cardiology, American Board of Internal Medicine

If You Are in Need of Emergency Care, Call 911.

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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