Dr. Justin Mao, MD
Cardiology*•Male•Age 49
Cardiology*
Dr. Justin Mao, MD is a cardiologist in Naperville, IL and has over 20 years of experience in the medical field. He graduated from Rosalind Franklin University Chicago Medical School in 2001. He specializes in Cardiology and Clinical Cardiac Electrophysiology.

Ascension Medical Group Genesys Heart Center
1512 N Naper Blvd Ste 176 Naperville, IL 60563Accepting new patients
Hospital Highlight
Dr. Mao is affiliated with Edward Hospital-Main Campus Naperville, a highly rated and top awarded hospital for cardiology.
At a Glance
- Areas of ExpertiseDr. Mao specializes in the areas of Cardiovascular Disease & Clinical Cardiac Electrophysiology. • See board certifications
- Explains Conditions Well
- Practices at Top Hospital
- Hospital Satisfaction
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Dr. Mao's Reviews
Likelihood to recommend Dr. Mao
5.0
5 Star | 100% | 100% |
4 Star | 0% | 0% |
3 Star | 0% | 0% |
2 Star | 0% | 0% |
1 Star | 0% | 0% |
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Claim your profileOverall Patient Satisfaction
Likelihood of recommending Dr. Mao to family and friends is 5 out of 5
About Me
biography
Dr. Justin Mao, MD is a cardiologist in Naperville, IL and has over 20 years of experience in the medical field. He graduated from Rosalind Franklin University Chicago Medical School in 2001. He specializes in Cardiology and Clinical Cardiac Electrophysiology.Cardiology
Clinical Cardiac Electrophysiology
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Rosalind Franklin University Chicago Medical School
Medical School, 2001
Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.
Learn more about medical license public record checkLocations
Ascension Medical Group Genesys Heart Center
Advocate Health Care
Chicagoland Advanced Retina Care LTD.
Affiliated Hospitals
- Recipient of 9
hospital awardsPatient Safety Excellence Award™ (2025)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all awardsAmerica’s 100 Best Hospitals for Cardiac Care Award™ (2023)
Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications
View all patient feedbackHow patients felt about the care they received at this hospital.
84%Patients said they were given information about recovering at home78%Patients said that doctors always listened to them and explained things well2% higher than the national average
- Recipient of 11
hospital awardsAmerica’s 100 Best Hospitals for Cardiac Care Award™ (2025, 2024, 2023)
Superior clinical outcomes in coronary intervention procedures (angioplasty with stent)
View all awardsAmerica’s 100 Best Hospitals for Coronary Intervention Award™ (2025, 2024, 2023)
Superior clinical outcomes in coronary intervention procedures (angioplasty with stent)
View all patient feedbackHow patients felt about the care they received at this hospital.
89%Patients said they were given information about recovering at home5% higher than the national average
77%Patients said that doctors always listened to them and explained things well1% higher than the national average
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