Joonun Choi, MD

University	Degree	Focus	Graduated
New York Medical College	Medical Degree		2001

Institution	Focus	Year
Residency - St Vincent Hosp		Not Specified

Certification	Cert. Body	Year
Internal medicine Sub-Specialty: Cardiovascular Disease	Internal Medicine	Not Specified

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Review by Anonymous on May 29, 2026 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Excellent... ”

Excellent

Verified Patient

“Excellent...”

Excellent

Anonymous 05/29/2026

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Review by Anonymous on March 27, 2026 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Choi and the team that conduc... ”

Dr Choi and the team that conducted the test were excellent. I would highly recommend them.

Verified Patient

“Dr Choi and the team that conduc...”

Dr Choi and the team that conducted the test were excellent. I would highly recommend them.

Anonymous 03/27/2026

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Review by Anonymous on April 01, 2025 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Choi is always very approchab... ”

Dr Choi is always very approchable, professional and caring. I'm very happy with the care he shows and provides.

Verified Patient

“Dr Choi is always very approchab...”

Dr Choi is always very approchable, professional and caring. I'm very happy with the care he shows and provides.

Anonymous 04/01/2025

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Review by Anonymous on February 01, 2025 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Knew my history and gave me help... ”

Knew my history and gave me helpful advice for living and heart health.

Verified Patient

“Knew my history and gave me help...”

Knew my history and gave me helpful advice for living and heart health.

Anonymous 02/01/2025

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Review by Anonymous on March 24, 2024 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Very very good... ”

Very very good

Verified Patient

“Very very good...”

Very very good

Anonymous 03/24/2024

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Review by Anonymous on May 17, 2026 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Choi is professional, thought... ”

Dr Choi is professional, thoughtful and very informative. Over many visits he has made me extremely comfortable with my condition and the necessary care. I have highly recommended him multiple times

Verified Patient

“Dr Choi is professional, thought...”

Dr Choi is professional, thoughtful and very informative. Over many visits he has made me extremely comfortable with my condition and the necessary care. I have highly recommended him multiple times

Anonymous 05/17/2026

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Review by Anonymous on November 07, 2025 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ As before my rating is AAAAA. An... ”

As before my rating is AAAAA. And I can go on with AAAAA.

Verified Patient

“As before my rating is AAAAA. An...”

As before my rating is AAAAA. And I can go on with AAAAA.

Anonymous 11/07/2025

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Review by Anonymous on March 28, 2025 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Choi always gives impression ... ”

Dr Choi always gives impression of Listening well & encouraging me positively.

Verified Patient

“Dr Choi always gives impression ...”

Dr Choi always gives impression of Listening well & encouraging me positively.

Anonymous 03/28/2025

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Review by Anonymous on June 18, 2024 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ I'm very happy with the service... ”

I'm very happy with the service

Verified Patient

“I'm very happy with the service...”

I'm very happy with the service

Anonymous 06/18/2024

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Review by Anonymous on March 22, 2024 -

Stamford Health Medical Group Cardiology - 29 Hospital Plaza Suite 502

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Seems to be a very concerned abo... ”

Seems to be a very concerned about my health

Verified Patient

“Seems to be a very concerned abo...”

Seems to be a very concerned about my health

Anonymous 03/22/2024

Physician Assistant - Cardiology

Highlights

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Summary

Provider Training

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Medical Specialties

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Office & Staff Evaluation Not rated

Provider Evaluation

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Affiliated Practices

Stamford Health Medical Group Cardiology

Stamford Health Medical Group Cardiology

Practice Colleagues

Ricardo Benenstein, MD - Physician Assistant

Salvatore Carbonaro, MD, MS - Physician Assistant

Arzhang Fallahi, MD - Physician Assistant

Anna Koulova, MD - Physician Assistant

Mario Gioia, MD - Physician Assistant

Mark Steuerwald, MD - Physician Assistant

Wayne Miller, MD - Physician Assistant

Mina Owlia, MD - Physician Assistant

Gregory D'Onofrio, MD - Physician Assistant

Evelyn Cusack, MD - Physician Assistant

Procedures & Services

Procedures & Treatments Offered

Commonly Prescribed Medications

Accepted Insurance

Accepted Insurance