Dr. Mark E. Lieb, MD, Mount Kisco, NY

What patients are saying

Overall rating

4.97

“He takes his time. Listen carefully to what my needs are and explains everything in language that I can understand. He is thorough”

Less than 6 months ago

“He is a very good doctor in my opinion! He is right on top of all aspects of my care. He always gives me time to ask questions and then takes the time to explain his answers. I would like you to k ow that I credit Dr Lieb with getting the ball rolling to saving my life. He handled my case like the professional that he is!!”

Less than 6 months ago

About Dr. Mark E. Lieb

Dr. Mark E. Lieb is a highly respected cardiologist at Optum Medical in Mount Kisco, NY. With a deep commitment to heart health, he provides expert care for patients managing cardiovascular conditions, emphasizing preventive strategies and individualized treatment plans. Dr. Lieb earned his medical degree from Boston University before completing his internship and residency at Mount Sinai Hospital. He also finished a cardiology fellowship at the Icahn School of Medicine at Mount Sinai. He is board-certified in cardiovascular disease by the American Board of Internal Medicine and holds certification from the Certification Board of Nuclear Cardiology. He is affiliated with Northern Westchester Hospital, where he provides outstanding care. Recognized for his excellence in cardiology, Dr. Lieb has received numerous accolades, including Best Doctors in America, New York Magazine Best Doctors Award, Castle Connolly Top Doctor, and multiple honors from Westchester Magazine. His dedication to his patients and expertise in cardiovascular care make him a trusted provider in his community.

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Areas of expertise

This doctor's experience enhances their expertise in similar cases. Below are the conditions or surgeries they treat most frequently.

Heart failure

Cardiomyopathy

Coronary Artery Disease

Abnormal heart rate/rhythm due to sick sinus syndrome

Intermittent racing heartbeat (PSVT)

Heart valve disorders

Heart failure

Cardiomyopathy

Coronary Artery Disease

Abnormal heart rate/rhythm due to sick sinus syndrome

Office location

Optum Medical Care, New York

100 S Bedford Rd, Mount Kisco, NY 10549

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Education and background

Practice names

Optum Medical Care, New York

Hospital affiliations

Northern Westchester Hospital

Board certifications

Cardiovascular Disease (American Board of Internal Medicine)
Certification Board of Nuclear Cardiology

Education and training

Medical School - Boston University, Doctor of Medicine
Mount Sinai Hospital, Internship in Internal Medicine
Icahn School of Medicine at Mount Sinai, Fellowship in Cardiology
Mount Sinai Hospital, Residency in Internal Medicine

Awards and publications

Castle Connolly Top Doctor
Best Doctors in America: 2013, 2015, 2017-2018, 2019-2020
New York Magazine Best Doctors Award: 2013, 2015, 2017, 2019, 2021-2024

Languages spoken

English

Provider's gender

Male

NPI number

1619921749

Patient reviews

All reviews have been submitted by patients after interacting with the practice.

Overall rating

4.97

Your trust is our top concern, so providers can't pay to alter or remove reviews. We also don't publish reviews that contain any private patient health information. Learn more here

60 reviews

Most relevant

Great doctor explains everything very well, addresses all questions, seems to really care about my health