Dr. Katherine Heretis, M.D. graduated from Ross University School of Medicine. She completed her residency at Mount Sinai School of Medicine. She performed a research fellowship at New York University School of Medicine, Department of Cardiothoracic Surgery and then continued her cardiology fellowship training in New York at the Weill-Cornell Medical College. Her areas of interest include Echocardiography, Nuclear Medicine, Cardiovascular Computed Tomography, Women’s Health, and Weight Management.
Dr. Katherine Heretis, M.D. graduated from Ross University School of Medicine. She completed her residency at Mount Sinai School of Medicine. She performed a research fellowship at New York University School of Medicine, Department of Cardiothoracic Surgery and then continued her cardiology fellowship training in New York at the Weill-Cornell Medical College. Her areas of interest include Echocardiography, Nuclear Medicine, Cardiovascular Computed Tomography, Women’s Health, and Weight Management.
The reviews listed below were collected independently of Chicago Cardiology Institute through rater8. Each review represents an authentic and verified patient experience.
Dr. Heretis is always professional while still being warm and approachable. She takes the time to listen, explain, and guide you toward better health. Her calm, caring presence always makes you feel at ease.
(1 week ago)
Nov-2025
Attentive to my medical needs and listens patiently.
(2 weeks ago)
Nov-2025
I’ve learned that IF you don’t know a little something about your body and if you don’t know what questions to ask, then you’re “up the creek with no paddle.
(3 weeks ago)
Nov-2025
She is amazing. Very thorough and dedicated to find answers.
(1 month ago)
Nov-2025
Very understanding and took her time to explain things
(1 month ago)
Oct-2025
Very concerned and helpful
(2 months ago)
Sep-2025
Thorough and deliberative.
(2 months ago)
Sep-2025
Very pleased with Dr. Heretis. She takes time to answer questions and to ask them, when necessary. I never feel rushed with her.
(2 months ago)
Sep-2025
I was skipped in the room waiting fior the doctor.
(3 months ago)
Aug-2025
First time patient of Dr. Heretis and I couldn’t be happier. What a wonderful CARING, COMPASSIONATE and KNOWLEDGEABLE Doctor! It was nice to have a Cardiologist who actually knows what she is talking about. I am so glad she is my Doctor.
(3 months ago)
Aug-2025
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CCI: Schaumburg
804 East Woodfield Road Suite 300 Schaumburg, IL 60173
CCI: Oak Park
7035 West North Avenue Oak Park, IL 60302
Dr. Katherine Heretis, M.D. is a graduate from Ross University School of Medicine. She completed her internship at New York Medical College and her residency at Mount Sinai School of Medicine. She performed a research fellowship at New York University School of Medicine, Department of Cardiothoracic Surgery and then continued her cardiology fellowship training in New York at the Weill-Cornell Medical College. Dr. Heretis was on staff at New York-Presbyterian Queens, Weill-Cornell Medical College as an Assistant Professor of Clinical Medicine, Co-director of Cardiovascular Inpatient Consultative Services, and Co-Director of Cardiovascular Disease Fellows Clinic for several years before returning home to Chicagoland. Dr. Heretis is board certified in Internal Medicine, Cardiovascular Medicine, Nuclear Cardiology, Echocardiography, Cardiovascular Computed Tomography, and Obesity Medicine. Her areas of interest include Echocardiography, Nuclear Medicine, Cardiovascular Computed Tomography, Women’s Health, and Weight Management. Dr. Heretis is also fluent in Greek.
Dr. Heretis is always professional while still being warm and approachable. She takes the time to listen, explain, and guide you toward better health. Her calm, caring presence always makes you feel at ease.
Attentive to my medical needs and listens patiently.
I’ve learned that IF you don’t know a little something about your body and if you don’t know what questions to ask, then you’re “up the creek with no paddle.
She is amazing. Very thorough and dedicated to find answers.
Very understanding and took her time to explain things
Very concerned and helpful
Thorough and deliberative.
Very pleased with Dr. Heretis. She takes time to answer questions and to ask them, when necessary. I never feel rushed with her.
I was skipped in the room waiting fior the doctor.
First time patient of Dr. Heretis and I couldn’t be happier. What a wonderful CARING, COMPASSIONATE and KNOWLEDGEABLE Doctor! It was nice to have a Cardiologist who actually knows what she is talking about. I am so glad she is my Doctor.