About
Herbert A. C. earned his medical degree from the State University of New York, Downstate Medical Center. He completed both his internship and residency in Internal Medicine at The Brookdale Hospital Medical Center. His fellowship training in Cardiovascular Diseases followed at Lenox Hill Hospital. He holds board certifications in both Internal Medicine and Cardiovascular Diseases from the American Board of Internal Medicine.
Preventive cardiology sits at the center of Dr. Insel's clinical work. He lectures on the topic regularly and co-authored the article "Eat Your Way to a Healthy Heart" with nutritionist Jennifer Insel for The Hill. He uses risk calculator software to assess each patient's individual risk for stroke or heart attack. Patients consistently describe him as thorough, compassionate, and responsive. New York Times Magazine has included him in its Super Doctors list multiple times, and he has earned recognition as one of America's Top Cardiologists from the Consumers' Research Council of America. com. Dr. Insel remains committed to independent private practice, keeping his focus entirely on his patients' health.
Education & Training
Medical School
State University of New York, Downstate Medical Center
Residency
Internal Medicine, The Brookdale Hospital Medical Center
Fellowship
Cardiovascular Diseases, Lenox Hill Hospital
Additional Training
Internship in Internal Medicine, The Brookdale Hospital Medical Center
Certifications
Conditions Treated
Who is Dr. Insel right for?
Dr. Insel is a strong fit for adults seeking a cardiologist who also manages their general internal medicine needs. Patients managing high blood pressure, high cholesterol, arrhythmia, or elevated cardiovascular risk benefit from his preventive focus. He works well with busy professionals who want direct physician access and longer appointment times through the Concierge Choice program. Patients who prefer an independent doctor with no hospital system affiliations will find his practice especially appealing. Those navigating complex cardiac conditions, including heart valve disease, cardiomyopathy, or peripheral artery disease, benefit from his diagnostic depth and specialist coordination.
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Frequently Asked Questions
Dr. Insel treats a wide range of cardiovascular and internal medicine conditions. These include high blood pressure, high cholesterol, chest pain, palpitations, shortness of breath, cardiac arrhythmia, heart disease, atherosclerosis, heart valve disease, cardiomyopathy, peripheral artery disease, and stroke risk. He also manages general internal medicine needs for his concierge patients.
Yes. Dr. Insel holds dual board certifications from the American Board of Internal Medicine, one in Internal Medicine and one in Cardiovascular Diseases. C. designation, indicating fellowship in the American College of Cardiology.
Dr. Insel earned his medical degree from the State University of New York, Downstate Medical Center. He completed his internship and residency in Internal Medicine at The Brookdale Hospital Medical Center. He then trained in Cardiovascular Diseases through a fellowship at Lenox Hill Hospital.
Preventive cardiology is Dr. Insel's primary clinical passion. He lectures on the topic regularly and uses risk calculator software to evaluate each patient's personal cardiovascular risk profile. His approach combines early detection, lifestyle coaching, and individualized treatment planning.
Dr. Insel takes a humanistic approach and gives individual attention to each patient. He remains an independent physician with no hospital system affiliation, which means he orders tests and makes referrals based entirely on each patient's needs. Patients describe him as thorough, personable, and genuinely invested in their wellbeing.
Dr. Insel has earned multiple honors, including repeated inclusion in New York Times Magazine's Super Doctors list and recognition as one of America's Top Cardiologists by the Consumers' Research Council of America. com, and recognition in Leading Physicians of the World.
Yes, through the Concierge Choice membership program, Dr. Insel takes an active role in coordinating and directing both your cardiac care and your overall medical care. He serves as your internist as well as your cardiologist for concierge members.
Yes. Registered dietitian nutritionist Jennifer Insel works closely with Dr. Insel at the practice. She offers one-on-one nutritional counseling and InBody 570 body composition testing. Dr. Insel and Jennifer Insel co-authored the article "Eat Your Way to a Healthy Heart" for The Hill.
Doctor profile last updated June 11, 2026