The cardiology
your heart deserves.
Advanced diagnostics, fellowship-trained specialists, and unhurried care in one Miami-Dade practice.
"It feels like a clinic from another era — but with all the modern technology." — Patient, Coral Gables
Twelve sub-specialties.
One coordinated team.
From prevention to structural heart care, your plan is coordinated by one team.
Preventive Cardiology
Personalized risk reduction with advanced lipidology and lifestyle medicine.
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Advanced Echocardiography
IAC-accredited 2D, 3D, strain and stress echo — read in-house, same day.
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Electrophysiology & Arrhythmia
Atrial fibrillation, ablation, pacemakers, ICDs and remote monitoring.
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Interventional Cardiology
Radial-first PCI, structural heart, and complex coronary intervention.
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Heart Failure & Cardiomyopathy
Guideline-directed therapy, remote monitoring and advanced HF clinic.
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Women's Heart Program
Sex-specific risk assessment, pregnancy cardiology and microvascular care.
Learn more →The diagnostic rigor of a research center. The warmth of a private practice.
Built for careful diagnosis, clear answers, and a calmer patient experience.
Time, restored.
New-patient visits run a full 60 minutes — because the most powerful diagnostic instrument is still a careful conversation.
One roof, one team.
Echo, stress, vascular ultrasound, holter, calcium scoring and labs are all under one roof — most results read same-day.
Every chart, reviewed.
Every imaging study and every device download is reviewed by a fellowship-trained sub-specialist — never solely by an algorithm.
A faculty trained at the institutions that train cardiologists.
Sub-specialists trained at leading academic programs, practicing as one coordinated group.
Elena Marquez, MD, FACC
Founder & Chief Medical Officer
Interventional Cardiology · Structural Heart
Rohan Patel, MD, PhD, FHRS
Director of Electrophysiology
Atrial Fibrillation · Ablation · Devices
Sofia Castellanos, MD, FACC
Director, Women's Heart Program
Women's Cardiology · Cardio-Obstetrics
Dr. Marquez didn't just save my life — she gave me back my mornings on the bay. Three years on, my heart is stronger than it was at fifty.Read more patient stories →
Heart health, written by the people who treat it.
Lp(a): The Cholesterol Test You Probably Have Not Had — and Why It Matters
A once-in-a-lifetime test that reshapes how we estimate cardiovascular risk for roughly one in five adults.
Atrial Fibrillation After Fifty: A Practical Roadmap
New onset AFib is not a sentence — it is a fork in the road. Here is the modern playbook for rate, rhythm, and stroke prevention.
Pregnancy and the Heart: What Every Woman Should Know
Cardiovascular disease is now the leading cause of maternal mortality in the United States. The good news: it is largely preventable.
Schedule a consultation with a DHG physician.
Most new patients are seen within seven days. We accept the major commercial plans, Medicare, and self-pay.