What patients are saying
Overall rating
4.69
Average wait time
4.40
Bedside manner
4.72
“My visit was quick and the staff was excellent . The doctor was very friendly and informative. Would 100% recommend ”
Taji H.Less than 3 months ago
“Doc was very professional & ans my ?s seems to want 2 help me w my typical angina/ cad
As scared as I am im trusting him w my heart issue ”
Lori W.December 27, 2025
About Dr. Glenn Gandelman
Dr. Glenn Gandelman is board certified in Cardiology, Echocardiography, and Nuclear Cardiology. He specializes in cardiovascular imaging, diagnostic and preventive cardiovascular disease. He started his Greenwich cardiology practice in 2005.
Dr. Gandelman received his undergraduate degree at Cornell University and he earned his MD from New York Medical College. His internship and residency in internal medicine were at North Shore/LIJ. Dr. Gandelman completed his cardiology fellowship at Westchester Medical Center. He also earned the Masters in Public Health (MPH) degree, specializing in healthcare management and community health initiatives. He is an associate clinical professor of medicine at New York Medical College and a Clinical Instructor at Yale, New Haven Hospital.
Dr. Gandelman is married and has two young children.
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In-network insurances
99% of patients have successfully booked with these insurances
Aetna
BlueCross BlueShield
Cigna
Emblem Health
Medicare
UnitedHealthcare
UnitedHealthcare Oxford
Areas of expertise
This doctor's experience enhances their expertise in similar cases. Below are the conditions or surgeries they treat most frequently.
Coronary Artery Disease
High cholesterol
Atrial fibrillation and atrial flutter
Heart valve disorders
Cerebrovascular disease
Chronic high blood pressure
Coronary Artery Disease
High cholesterol
Atrial fibrillation and atrial flutter
Heart valve disorders
Office locations
1 of 2
Education and background
Practice names
Hospital affiliations
- Greenwich Hospital
- Stamford Hospital
Board certifications
- Certification Board of Nuclear Cardiology
- National Board of Echocardiography
- Cardiovascular Disease (American Board of Internal Medicine)
Education and training
- Medical School - New York Medical College, Doctor of Medicine
- Long Island Jewish Medical Center, Residency in Internal Medicine
- Westchester Medical Center, Fellowship in Cardiology
- New York Medical College, Master's in Healthcare Management and Community Health Initiatives
- Long Island Jewish Medical Center, Internship in Internal Medicine
Professional memberships
- American College of Cardiology
- American Society of Echocardiography
- American Society of Nuclear Cardiology
Awards and publications
- New York State Assembly Citation For Outstanding Community Service, 2009 Awarded by Assemblyman Alec Brook Krasny, 46th Assembly District
- Russek Award – 2004 Awarded to a Selected Cardiology Fellow at the New York Cardiovascular Symposium
- New York Medical College – Cor Et Manus, Award of Distinction, 1999 Awarded to the Member of the Graduating Class Who Has Shown Service to Both the Community and the Medical School.
- Clinical Instructor at Yale University School of Medicine, New Haven, CT
- Assistant Clinical Professor of Medicine at New York Medical College, Valhalla, NY
Languages spoken
- English
- Russian
Provider's gender
Male
NPI number
1033117437
Patient reviews
All reviews have been submitted by patients after interacting with the practice.
Overall rating
4.69
Wait time
4.40
Bedside manner
4.72
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
447 reviews
Most relevant
My visit was quick and the staff was excellent . The doctor was very friendly and informative. Would 100% recommend
Less than 3 months agoTaji H.Verified patient
Excellent doctor- took the time to provide thorough care. Super friendly staff. Clean office. Would highly recommend.
June 19, 2023Initials hidden
Very Informative and comprehensive. Explained my condition and alternatives treatements. Made me a participant in the process
May 8, 2013Ron D.Verified patient
The entire staff took their time with me. No rushing. They were all really smart and very nice.
December 5, 2024Virginia R.Verified patient
Great physician with a warm disposition. Was always very supportive in assisting me with next steps.
August 21, 2024Initials hidden
The examination was very thorough and well executed.
I couldn't ask for a better examination
with Thanks
Don Kramer
November 22, 2016Donald K.Verified patient
Dr Gandelman is great. Just great. Expert, reassuring, explains clearly and in easy to understand terms. He is great.
October 27, 2015Doug J.Verified patient
Saw me right on time, was quick and easy. If you are getting your Flight Physical, I highly recommend Dr. Gandelman.
August 29, 2018Michael W.Verified patient
Got right to it. We discussed what I was being treated for. He wrote me a prescription. I was out in 10 minutes.
August 12, 2015Mark C.Verified patient
Dr Gandelman and staff where welcoming, knowledgeable and great all around! We will be seeing him again in 2 wks.
April 14, 2021Nicholas R.Verified patient
Dr. Gandelman is very comprehensive in his exam.
He takes the time to explain everything and you never feel rushed.
June 23, 2016Marie A.Verified patient
This was my first visit with this Doctor. I was thoroughly impressed with both him and the staffers in his office.
February 29, 2016Chuck T.Verified patient
The doctor was very informative and completely all the needed testing all in the initial visit. Very thorough!
April 20, 2021Initials hidden
Because I scheduled through the app and because I was a new patient, the wait was longer than anticipated.
August 16, 2019Taylor K.Verified patient
He was very courteous and thorough. He is Board Certified and I couldn't have been happier with my visit.
August 5, 2016James G.Verified patient
Great doctor ! Helped me to understand my problems and gave good advise besides medical care. Recommend !
April 16, 2014Arturs K.Verified patient
Best team ever…
Students were at a very high level of professionalism
March 4, 2025Cedric L.Verified patient
Dr G was very concerned, caring and made good suggestions. I will definitely become a regular patient.
December 12, 2016Initials hidden
Dr gandelman and his office staff are exceptional would highly recommend !
More than 1 year agoInitials hidden
Outstanding! Great doctor. I'll definitely be coming back in the future if I have other medical needs.
More than 1 year agoInitials hidden
Clearly experienced and knows what he is doing.
Very respectful
March 13, 2025Sahair K.Verified patient
Very professional and strategic.. Nurses and staff were very friendly and accommodating as well.
June 23, 2016Robert S.Verified patient
Great staff. Highly recommend Dr. Gandelman. Glad to know I can count on him for medical advice.
May 18, 2016Jose E.Verified patient
Excellent & very professional I had a good experience that make me feel special ????????????????
July 28, 2015Michel L.Verified patient
Did thorough exam. Listened to all concerns and discussed diagnosis. Friendly and efficient.
December 15, 2021Dileep K.Verified patient
Everyone in the office was very nice and professional. Dr. was very caring and informative.
November 6, 2019Kiya F.Verified patient
Very professional, knowledgeable, Courteous doctor and staff! Pleased by quality of care!
December 3, 2018Initials hidden
Very nice very relaxed with him and that's tough for me I'm not comfy with many doctors ??
August 10, 2015Janet S.Verified patient
Very professional. Took the time to clearly explain everything. Knowledgeable and polite.
April 10, 2015Nirmal T.Verified patient
He is fantastic I alway feel that he really cares about me and that is the bottom line.
November 23, 2015Patricia S.Verified patient
Upfront and to the point. Professional and breaks it down so you know what's going on.
December 26, 2014Marc R.Verified patient
I SAW HIS NURSE FOR INR CHECK.
ASK ME AGAIN ON FRIDAY WHEN HE CHECKS THE ULTRA SOUND.
September 9, 2013James S D.Verified patient
It's a busy place, but the staff were all very attentive, friendly, and professional.
October 11, 2017Christopher G.Verified patient
dr gandelman is wonderful compassionate and understanding im happy to be his patient
July 11, 2014Judith S.Verified patient
Dr. Gandelman was very professional, and to the point. Very methodic and calculated.
More than 1 year agoInitials hidden
Smart Doctor, took plenty of time to listen and give his advice. Didn't seem rushed.
November 28, 2012Joshua B.Verified patient
Dr. Gandelman and his staff are always friendly and explain everything in detail.
More than 1 year agoInitials hidden
Amazing bedside manner and truly professional. He has a great deal of patience.
April 11, 2015Jose A.Verified patient
Dr. Gandelman was great. Very thorough and made the appointment quick and easy.
April 30, 2018Amanda M.Verified patient
Professional. Staff is pleasant to deal with and have a good sense of humor.
May 12, 2014Annabel R.Verified patient
Had a good experience with this provider and the office staff
October 16, 2023Aretha B.Verified patient
I would refer this cardiology to my friends. Staff were so friendly.
May 19, 2022Maggie M.Verified patient
dr Gandelman is the best cardiologist he takes care of me and my family
March 11, 2014Aniko P.Verified patient
Dr Gandelman is as good as it gets. attentive. Intelligent and caring
April 23, 2014Eric P.Verified patient
Dr Gandelman is an excellent professional and his staff is terrific
September 22, 2015Steve SVerified patient
Excellent. The doctor is thorough and always inspires confidence.
February 25, 2016Stephen P.Verified patient
very reassuring cardiologist
informative and caring
great staff
November 23, 2015Donna N.Verified patient
I was very satisfied with the patient approach and the results
June 13, 2014Joseph F.Verified patient
Excellent service and pertinent test done same day. Awesome.
August 30, 2017Initials hidden
Extremely thoughtful and comprehensive. Much appreciated.
More than 1 year agoInitials hidden
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Is Dr. Glenn Gandelman accepting new patients?
Dr. Glenn Gandelman generally accepts new patients on Zocdoc. You can see Dr. Gandelman's earliest availability on Zocdoc and schedule an appointment online.
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Yes, you can make an appointment online with Dr. Gandelman using Zocdoc. It’s simple, secure, and free.
Which hospital is Dr. Glenn Gandelman affiliated with?
Dr. Glenn Gandelman is affiliated with Greenwich Hospital and Stamford Hospital.
What practice does Dr. Glenn Gandelman work with?
Dr. Glenn Gandelman works with Glenn Gandelman, M.D..
Where is Dr. Glenn Gandelman's office located?
Dr. Glenn Gandelman has 2 office locations, including in New York and Greenwich, view full addresses on Dr. Gandelman's profile.
Which board certifications does Dr. Glenn Gandelman have?
Dr. Glenn Gandelman is certified by Certification Board of Nuclear Cardiology, National Board of Echocardiography, and Cardiovascular Disease (American Board of Internal Medicine).
What are common reasons for patients to see Dr. Glenn Gandelman?
Dr. Glenn Gandelman frequently sees patients for Cardiology Consultation , Cardiology Follow Up , High Blood Pressure / Hypertension, New Patient Visit, and X-ray. You can see other visit reasons for Dr. Glenn Gandelman on their profile.
What languages does Dr. Glenn Gandelman speak?
Dr. Glenn Gandelman speaks English and Russian.
How do patients rate Dr. Glenn Gandelman in reviews?
447 patients have reviewed Dr. Glenn Gandelman. The overall rating for this doctor is 4.69/5. They have a 4.72/5 rating for bedside manner and a 4.4/5 rating for wait time. You can read individual reviews and ratings on their profile.