Dr. Ismail El-Hamamsy
Dr. Ismail El-Hamamsy
Heart Surgeon
Dr. Ismail El-Hamamsy
About Dr. Ismail El-Hamamsy,
Heart Surgeon
Hello! My name is Dr. Ismail El-Hamamsy and I am a cardiac surgeon having graduated from Universite de Montreal in 2000. To date, I have performed approximately 2,500 cardiac surgeries, of which 1,800 involved heart valve procedures. I regularly perform surgery at The Mount Sinai Hospital. Read more...
70 Patient Reviews for
Dr. El-Hamamsy
"My name is Brianna Baumberger, and I am a 26-year-old from Nebraska. I was born with a bicuspid aortic valve with severe aortic stenosis. My mother often tells me that even at birth, a nursing student was able to recognize my heart murmur because it was so pronounced. Throughout my life, I underwent several balloon valvuloplasty procedures and was fortunate to avoid open-heart surgery.
In 2024, I began seeing a cardiologist who specializes in adult congenital heart disease. During one of my appointments, I was informed that my aortic valve pressure had become borderline severe, and that continued exposure to this pressure could have long-term detrimental effects on my heart. This completely caught me off guard: it was time to start planning for open-heart surgery. I was surprised because I felt like my normal self and had never experienced any symptoms. Processing that news was difficult, but my family and I quickly shifted our focus to researching every possible option to determine the best path forward.
After countless hours of research, I felt that the Ross procedure was the best choice for me. Because my pulmonary valve was healthy, the procedure offered several advantages, including avoiding lifelong blood thinners and providing the potential for excellent long-term outcomes. It gave me hope that I could return to living a full and active life.
Once I decided on the procedure, the next challenge was finding the right surgeon. In the fall of 2025, my mother and I traveled to meet with three surgeons in Nebraska, California, and New York. Each was highly qualified, but after meeting Dr. El-Hamamsy and his team at Mount Sinai, I knew I had found the place where I wanted to have my surgery.
From the moment we arrived, everyone made us feel welcomed and cared for. Our consultation lasted nearly three hours, and at no point did anyone make us feel rushed. Every member of the team took the time to answer our questions thoroughly and thoughtfully, ensuring that my family and I fully understood the procedure and what to expect. Their expertise was immediately evident, but what stood out even more was the genuine compassion they showed us throughout the visit.
Leemor, the program manager, was invaluable in helping us coordinate the logistics of traveling from Nebraska to New York for my surgery. She assisted us in securing affordable accommodations at Bubba and Bean Lodges, making an overwhelming process much more manageable. I am also incredibly grateful to Arielle, who worked tirelessly for several months to help my family navigate the insurance approval process. Thanks to her persistence and dedication, my procedure was ultimately covered by our insurance.
Today, I am eight weeks post-op from my Ross procedure, and I can confidently say that choosing Dr. El-Hamamsy and the team at Mount Sinai was one of the best decisions I have ever made. Every person involved in my care—from the nurses and advanced practice providers to the physicians and support staff—treated me with exceptional kindness, professionalism, and compassion. They made sure I felt informed, comfortable, and fully prepared before I was discharged from the hospital.
At my one-week follow-up appointment, I met with Dr. Chen, who had been involved in my care from my initial consultation throughout my surgery and hospital stay. She took the time to answer every question my family and I had and made sure we felt confident and supported before returning home.
Looking back, I am incredibly grateful for the care I received from Dr. El-Hamamsy and his entire team. Their experience with the Ross procedure gave me complete confidence that I was in the best possible hands. While open-heart surgery is a life-changing experience, they approached it with a level of skill, precision, and confidence that brought tremendous comfort to both me and my family.
Because of their expertise and compassionate care, I now have the opportunity to look toward the future with renewed health and optimism. I will always be thankful for everything they did for me, and I would wholeheartedly recommend Dr. El-Hamamsy and the entire Mount Sinai team to anyone considering the Ross procedure."
"Dr. El-Hamamsy and the entire Mount Sinai team were extraordinary. Every person on the team, starting with the Program Manager, Leemor Selitto, to Drs. Chen, Williams and Calin, and including all of the nurses, PAs, NPs and others in both the ICU and step down unit, were amazing.
I am 3 weeks post-surgery and feeling great. Thank you!"
My Specialties &
Clinical Interests
My heart surgery specialties include:
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Ross procedure
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Valve-sparing aortic root replacement
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Aortic valve repair
In addition, I have research and clinical interests specific to:
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Aortic aneurysms and connective tissue disease
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Long-term outcomes of aortic reconstructive surgery
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Innovative aortic surgical approaches
Education, Training & Certificates
Dr. Ismail El-Hamamsy, heart surgeon, graduated from Universite de Montreal in 2000.
After medical school, Dr. El-Hamamsy completed an extensive Cardiac Surgery Residency at University de Montreal, within the Montreal Heart Institute, in 2006.
Then, Dr. El-Hamamsy completed a special doctorate program, The Living Aortic Valve, under the supervision of world-renowned heart surgeon, Sir Magdi Yacoub, at the Imperial College London in the United Kingdom.
Dr. El-Hamamsy is one of the leading Ross Procedure specialists as he recently completed his 400th Ross Procedure.
Schedule Appointment with Dr. Ismail El-Hamamsy, MD
To schedule an appointment with Dr. El-Hamamsy, you can:
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Call (516) 260-4180 right now -
The office of Dr. El-Hamamsy is located at 1190 Fifth Avenue, New York City, New York 10029. To get driving directions to this office, please click the map below.
Watch Educational Videos with Dr. Ismail El-Hamamsy
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Surgeon Q&A: 4 Must-Know Facts About The Ross Procedure -
Research Alert: Ross Procedure Leads to Improved Survival Benefit for Aortic Valve Patients -
Ross Procedure Advantages for Aortic Valve Replacement with Dr. Ismail El-Hamamsy & Dr. Paul Stelzer
News & Online References Featuring Dr. Ismail El-Hamamsy
Here is the latest news featuring Dr. Ismail El-Hamamsy: