3 Best Cardiologists in Louisville, KY

Expert-recommended Top 3 Cardiologists in Louisville, Kentucky. All of our cardiologists actually face a rigorous 50-Point Inspection, which includes customer reviews, history, complaints, ratings, satisfaction, trust, cost and general excellence. You deserve only the best!

Chandhiran Rangaswamy, MD - Louisville, KY Cardiologists - Doctor Portrait Image
Chandhiran Rangaswamy, MD - Louisville, KY Cardiologists - Clinic Logo
7+ YEARS IN TBR
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CHANDHIRAN RANGASWAMY, MD

201 Abraham Flexner Way, Unit 1101,
Louisville, KY 40202 Directions

Since 1998

Specialty:

Acute Coronary Syndrome Attack Block and Failure Atherosclerosis Hypertension Heart Diseases High Cholesterol Unstable Angina Cardiac Arrhythmia Arrhythmias Chest Problems Chest Wall Pain Heart Valve Disease High Blood Pressure. Myocardial Ischemia Peripheral Artery Disease

"Dr. Chandhiran Rangaswamy finished his medical education at the University of Louisville School of Medicine. He completed his residency in Internal Medicine at the Cleveland Clinic Educational Foundation. Dr. Chandhiran Rangaswamy completed his Fellowship in Cardiovascular Disease and Fellowship in Interventional Cardiology at the University of Michigan. He has over 27 years of experience in the field. He has a special interest in interventional cardiology, peripheral artery disease, congestive heart failure, and cardiovascular medicine. Dr. Chandhiran Rangaswamy is fluent in English. He is affiliated with University of Louisville Hospital, UofL Health-Jewish Hospital, Baptist Health Hardin, and UofL Health-Shelbyville Hospital.

2026 Update: Dr. Rangaswamy has extensive experience in Adult Congenital Heart Conditions, Interventional Cardiac Procedures, and Heart Conditions"

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License #41788

Contact:

(502) 581-1951

Mon-Fri: 8:30am - 4pm
Sat & Sun: Closed

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Michael P. Flaherty, MD, PhD, FACC, FSCAI - Louisville, KY Cardiologists - Doctor Portrait Image
Michael P. Flaherty, MD, PhD, FACC, FSCAI - Louisville, KY Cardiologists - Clinic Logo
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MICHAEL P. FLAHERTY, MD, PHD, FACC, FSCAI

REGIONAL HEART SPECIALISTS
6400 New Dutchmans Parkway, Suite 335,
Louisville, KY 40205 Directions

Since 2002

Specialty:

Coronary Artery Disease Structural Heart Disease Cardiomyopathy and Heart Failure Hypertensive Disease Preventative Cardiology Arrhythmia Management Cardiac Echocardiography Cardiac Electrocardiography Lower Extremity Blockage Assessment Carotid Artery Doppler Ultrasound

"Dr. Michael P. Flaherty earned his medical degree from the University of Louisville School of Medicine. He completed his residency in Internal Medicine at Boston University Medical Center. Dr. Michael P. Flaherty completed his fellowship in Cardiovascular Disease at the University of Louisville School of Medicine and his fellowship in Interventional Cardiology at Johns Hopkins University. He is board-certified by the American Board of Internal Medicine in Interventional Cardiology. His clinical specialties are Cardiovascular Disease Prevention, Percutaneous peripheral arterial interventions, Percutaneous Coronary Intervention, and the treatment of adult congenital heart disease: atrial septal defects, patent foramen ovale, pulmonic valvular stenosis, and patent ductus arteriosus. He is a Boston University/Johns Hopkins-trained physician-scientist. Dr. Michael P. Flaherty is an international figure in clinical research who is known regionally as the doctor who completed the majority of “firsts” in non-surgical procedures in Kentuckiana. He has committed his professional life to providing evidence-based integrative cardiovascular care to the Kentuckiana community. His integrative/functional approach to heart disease focuses on the prevention of disease. Dr. Michael P. Flaherty is the president of Regional Heart Specialists.

2026 Update: He has over 20 years of experience in the medical field. Dr. Flaherty has extensive experience in Adult Congenital Heart Conditions and Heart Conditions."

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License #39600

Contact:

(502) 497-1335

Mon-Fri: 8:30am - 4:30pm
Sat & Sun: Closed

TBR® Inspection Report:

Igor Singer, MD, FRACP, FACP, FACC, FACA, FHRS - Louisville, KY Cardiologists - Doctor Portrait Image
Igor Singer, MD, FRACP, FACP, FACC, FACA, FHRS - Louisville, KY Cardiologists - Exterior Image
Igor Singer, MD, FRACP, FACP, FACC, FACA, FHRS - Louisville, KY Cardiologists - Treatment Room Image
6+ YEARS IN TBR
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IGOR SINGER, MD, FRACP, FACP, FACC, FACA, FHRS

HEART CENTER
3801 Springhurst Boulevard, Suite 104,
Louisville, KY 40241 Directions

Since 1976

Specialty:

Coronary Artery Disease Heart Failure Arrhythmias Valvular Disease Atrial Fibrillation Dizziness Peripheral Vascular Disease Hypertension Pacemaker and Implantable Defibrillators Implantation and Follow-up Catheter Ablation Lipid Disorders Cardiac Asthma Multiple Myeloma

"Dr. Igor Singer is board-certified in internal medicine and cardiovascular diseases. He graduated from the University of New South Wales, Faculty of Medicine. He completed his internal medicine training at Sinai Hospital and cardiology training at the Johns Hopkins Hospital in Baltimore. Dr. Igor Singer is an internationally recognized clinician, researcher, and professor of medicine who provides outstanding heart care. He is an expert in cardiac arrhythmias and cardiology. He is a Fellow of the Royal Australasian College of Physicians (FRACP), Fellow of the American Internal Medicine (FACP), American College of Cardiology (FACC), Fellow of the American College of Angiology (FACA) and Fellow of the Heart Rhythm Society (FHRS). He is a member of the American College of Cardiology (FACC). He has been involved in major clinical studies that brought state-of-the-art technology and treatments to the forefront of medicine. Dr. Igor Singer is the author of more than 100 peer-reviewed manuscripts, abstracts, and presentations. He has authored widely recognized textbooks in cardiology and cardiac electrophysiology. Dr. Igor Singer practices at Heart Center, and he answers the phone 24/7.

2026 Update: Dr. Igor Singer has over 45 years of experience in the medical field."

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License #25392

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