Overview
Dr. Alex H. Velasquez is an Assistant Professor of Clinical Medicine at the University of Miami Miller School of Medicine and a board‑certified cardiologist specializing in clinical cardiac electrophysiology. He earned his medical degree from the University of Miami and completed his Internal Medicine residency and Cardiovascular Disease fellowship at the University of Texas Health Science Center at Houston, where he also served as Chief Resident and Chief Cardiology Fellow. He returned to Florida to complete advanced fellowship training in Clinical Cardiac Electrophysiology at the University of Miami/Jackson Memorial Hospital and joined the UM faculty in 2017. Dr. Velasquez focuses on the diagnosis and management of complex cardiac arrhythmias, with expertise in catheter ablation for atrial fibrillation, supraventricular tachycardias, and ventricular arrhythmias. He performs physiologic and leadless pacing, as well as implantation of cardiac defibrillators—including subcutaneous and extravascular systems designed to minimize lead‑related complications. His clinical approach emphasizes evidence‑based, patient‑centered care and the integration of advanced electrophysiologic technologies to improve outcomes for patients with rhythm disorders. In April 2025, Dr. Velasquez was appointed Interim Program Director of the Cardiovascular Diseases Fellowship, where he leads postgraduate training, curriculum development, and mentorship for fellows specializing in cardiovascular medicine. He remains active in academic scholarship, with peer‑reviewed publications and national presentations on sudden cardiac death risk stratification, conduction disturbances after transcatheter aortic valve replacement, and mechanisms and management of atrial fibrillation. He is a member of the American College of Cardiology and the Heart Rhythm Society. Dr. Velasquez is also committed to community engagement, serving as a preceptor for the Department of Community Service at the Miller School of Medicine and participating in outreach initiatives such as the San Juan Bosco Clinic and Miami Mission.
Dr. Velasquez is highly rated in 17 conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Ectopic Heartbeat, Arrhythmias, Cardiac Ablation, and Pacemaker Implantation.
He is actively involved in clinical research, co-authoring 10 peer reviewed articles. Dr. Velasquez is currently accepting new patients.
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Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Dr. Raul D. Mitrani is a cardiologist and heart rhythm specialist at the University of Miami Health System. He is a Professor of Clinical Medicine at the University of Miami Miller School of Medicine and serves as Director of Clinical Cardiac Electrophysiology. Dr. Mitrani specializes in diagnosing and treating heart rhythm disorders, including atrial fibrillation, ventricular arrhythmias, and other complex electrical conditions of the heart. He received his medical degree from Columbia University and completed advanced training in cardiology and cardiac electrophysiology. With decades of experience, Dr. Mitrani offers a full range of advanced treatments, including catheter ablation, pacemakers, and implantable defibrillators, with a focus on delivering safe, personalized, and effective care. Dr. Mitrani is also actively involved in clinical research and education, helping advance new therapies while training the next generation of physicians. He is committed to partnering with his patients, taking time to listen, and providing clear guidance to help them make informed decisions about their heart health. Dr. Mitrani is highly rated in 29 conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Paroxysmal Supraventricular Tachycardia (PSVT), Arrhythmias, Cardiac Ablation, and Pacemaker Implantation. Dr. Mitrani is currently accepting new patients.
Jeffrey Goldberger is a Cardiac Electrophysiologist and a Cardiologist practicing medicine in Miami, Florida. Dr. Goldberger is highly rated in 19 conditions, according to our data. His clinical expertise encompasses Atrial Fibrillation, Cardiac Arrest, Arrhythmias, Cardiac Ablation, and Pacemaker Implantation. Dr. Goldberger is currently accepting new patients.
Public Health Trust Of Miami Dade County Florida
Assaf Tzur is a Cardiac Electrophysiologist and a Cardiologist practicing medicine in Miami, Florida. Dr. Tzur is highly rated in 50 conditions, according to our data. His clinical expertise encompasses Inappropriate Sinus Tachycardia (IST), Familial Ventricular Tachycardia, Timothy Syndrome, Long QT Syndrome 2, and Pacemaker Implantation. Dr. Tzur is currently accepting new patients.
Frequently Asked Questions about Dr. Alex H. Velasquez
How do I make an appointment with Dr. Alex H. Velasquez?
You can book an appointment with Dr. Alex H. Velasquez by calling their office at 305-243-5554. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Alex H. Velasquez a top-rated expert for Atrial Fibrillation?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Alex H. Velasquez is classified as an Distinguished expert for Atrial Fibrillation, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Alex H. Velasquez specialize in?
While Dr. Alex H. Velasquez is a Cardiac Electrophysiology, they have specific expertise in Atrial Fibrillation, Ectopic Heartbeat, and Arrhythmias. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Cardiac Electrophysiology.
Does Dr. Alex H. Velasquez participate in research or clinical trials?
Yes. Dr. Alex H. Velasquez has published 10 articles and abstracts on conditions like Atrial Fibrillation. You can view a list of Dr. Alex H. Velasquez's latest peer-reviewed publications and clinical trial participation on their profile to see if they are active in new treatments.
Does Dr. Alex H. Velasquez accept my insurance?
Dr. Alex H. Velasquez accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 305-243-5554 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Atrial FibrillationDr. Velasquez isDistinguished. Learn about Atrial Fibrillation.
- Ectopic HeartbeatDr. Velasquez isDistinguished. Learn about Ectopic Heartbeat.
- Advanced
- ApoplexyDr. Velasquez isAdvanced. Learn about Apoplexy.
- ArrhythmiasDr. Velasquez isAdvanced. Learn about Arrhythmias.
- Atrial TachycardiaDr. Velasquez isAdvanced. Learn about Atrial Tachycardia.
- Atrioventricular Nodal Reentrant Tachycardia (AVNRT)
- Brugada SyndromeDr. Velasquez isAdvanced. Learn about Brugada Syndrome.
- FaintingDr. Velasquez isAdvanced. Learn about Fainting.
- Experienced
- AnginaDr. Velasquez isExperienced. Learn about Angina.
- Aortic Valve StenosisDr. Velasquez isExperienced. Learn about Aortic Valve Stenosis.
- Arrhythmogenic Right Ventricular Cardiomyopathy
- Arterial EmbolismDr. Velasquez isExperienced. Learn about Arterial Embolism.
- Bidirectional TachycardiaDr. Velasquez isExperienced. Learn about Bidirectional Tachycardia.
- Cardiac AblationDr. Velasquez isExperienced. Learn about Cardiac Ablation.