Dr. Hong Jun “Francisco” Yun, M.D., earned his medical degree at the Chicago Medical School, and completed his residency at Thomas Jefferson University Hospital. He then finished his fellowships in cardiovascular disease and interventional cardiology at Beaumont Hospital. A triple board-certified interventionalist and former Chief Fellow, Dr. Yun specializes in high-risk PCI, coronary atherectomy, and percutaneous heart pump insertions. Joining HCCI, he holds additional board certifications across four distinct non-invasive imaging modalities.
Dr. Hong Jun “Francisco” Yun, M.D., earned his medical degree at the Chicago Medical School, and completed his residency at Thomas Jefferson University Hospital. He then finished his fellowships in cardiovascular disease and interventional cardiology at Beaumont Hospital. A triple board-certified interventionalist and former Chief Fellow, Dr. Yun specializes in high-risk PCI, coronary atherectomy, and percutaneous heart pump insertions. Joining HCCI, he holds additional board certifications across four distinct non-invasive imaging modalities.
The reviews listed below were collected independently of Heart Care Centers of Illinois through rater8. Each review represents an authentic and verified patient experience.
Great
(5 days ago)
Aug-2026
Dr. Yun is a fantastic doctor that you can trust. He's very knowledgeable and takes time listening to you which is a plus.
(5 days ago)
Aug-2026
.
(1 week ago)
Aug-2026
Explained test results and symptoms in a way I completely understood. Great bedside manor. He should be teaching other doctors how to talk to patients.
(1 week ago)
Aug-2026
Spend time to answer your questions and not heading for the door puts you at ease
(1 week ago)
Aug-2026
He's an awesome doctor! Always thorough, informative, and very friendly.
(1 week ago)
Aug-2026
HCCI: Mokena Clinic
10260 West 191st Street Suite 102 Mokena, IL 60448
Dr. Hong Jun “Francisco” Yun, M.D., is Interventional Cardiologist with Heart Care Centers of Illinois. He is triple-board certified in Interventional Cardiology, Cardiovascular Disease and Internal Medicine.
He is skilled in performing cardiac catheterizations from both the radial (wrist) and femoral approach (groin). He has extensive experience with all aspects of Interventional Cardiology including balloon angioplasty with stenting, high-risk PCI, coronary atherectomy, and insertion of percutaneous heart pumps (i.e. intra-aortic balloon pumps and impella).
In addition, he is experienced in general cardiology and is board-certified in four non-invasive imaging modalities: 1) Echocardiography including performing trans-esophageal echos, 2) Nuclear stress tests, 3) Cardiac CT, and 4) Vascular ultrasounds.
He graduated from Northwestern University and received his medical degree from the Chicago Medical School. He completed his Internal Medicine training at Thomas Jefferson University Hospital in Philadelphia, PA. He completed both his Cardiovascular Disease and Interventional Cardiology training at Beaumont Hospital in Royal Oak, MI where he served as Chief Interventional Cardiology Fellow.
He is a native to the Southwest suburbs of Chicago and is glad to be back to serve the community he grew up in. He is married and has two children. He enjoys playing tennis, golf, and traveling with his family.
Great
Dr. Yun is a fantastic doctor that you can trust. He's very knowledgeable and takes time listening to you which is a plus.
.
Explained test results and symptoms in a way I completely understood. Great bedside manor. He should be teaching other doctors how to talk to patients.
Spend time to answer your questions and not heading for the door puts you at ease
He's an awesome doctor! Always thorough, informative, and very friendly.