Charles Peniston, MD, FRCS(C)

Media Releases

Get to know Cardiovascular Surgeon Dr. Charles MacLean Peniston, who serves the population of Newmarket, Ontario.

Dr. Charles MacLean Peniston, MD, FRCS(C), FACS, is a highly trained and qualified surgeon with an extensive expertise in all facets of his work. Dr. Charles MacLean Peniston has been in practice for more than two decades and is currently serving patients within his own private practice in Newmarket, Ontario, Canada. Furthermore, he is affiliated with Southlake Regional Health Center. 

Dr. Peniston’s career in medicine began in 1981 when he graduated from McGill University in Montreal, Quebec. Following the completion of his Medical Degree, he completed an internship at Queens University and residency at the University of Toronto. He remained at the University of Toronto to undertake his fellowship training in cardiac surgery. 

Working within Southlake Regional Health Centre, Dr. Peniston serves as the Head of the Transcatheter Aortic Valve Implantation (TAVI) program. He is renowned across Canada as an expert in adult heart surgery, and he stays current with the latest advances in his field by remaining an active member of many professional organizations including the Society of Thoracic Surgeons, the Canadian Medical Association, and the Ontario Medical Association. He attributes his success to the support of his parents, who were excellent role models.

Recommended Articles

• Heart Palpitations: When Is It a Sign of Something Serious?

  Heart palpitations, although it feels like a scary experience, are not always a sign of something serious. These palpitations are harmless but there are some instances when it could be a signal to a serious heart disease, especially if it is associated with other symptoms. This article explains...

• What are the Causes of Heart Failure?

  Heart failure refers to the condition where the organ fails to pump enough blood to different parts of the body to meet the demand. The disease refers to the weak pumping power of heart. In this condition, the rate of flow of blood through the heart is slow and the pressure increases. In most cases,...

• Stem Cell Treatment Heals the Damage Caused by Heart Attacks

  A new study has shown that muscle damage due to a heart attack can be corrected by stem cell treatment. This included a small number participants, but they have shown that stem cell treatment is an effective method to help patients recover from a heart attack. The study was directed by Eduardo...

• What are the Side Effects of the Clonidine Drug?

  Hypertension or high blood pressure is a condition that causes an immense force of blood on the walls of the arteries. This pressure could sometimes be so high that it could eventually lead to certain health conditions. High blood pressure is one of the leading causes of stroke and other serious...

• What You Need to Know About Coronary Heart Disease (CHD)

  What is CHD?Coronary heart disease (CHD) is the disease that develops when there is an insufficient oxygen supply to the heart muscle by the coronary arteries. The most common reason for this is atherosclerosis of the coronary arteries with cholesterol plaques formation and narrowing of the arterial...

• Everything You Need to Know About Lupus

  What is lupus?Lupus or systemic lupus erythematosus is an autoimmune disorder that may affect skin, kidneys, brain, and other organs. According to Lupus Foundation of America, about 1.5 million people in U.S. have lupus. This condition is seen more in women than in men....