Have you and your family had your flu shot? It's more important than ever this year! Schedule via MyChart or call for an appointment in SF, the East Bay or San Mateo.
Find a clinic
Find a clinic

Gregory Marcus

MD

Cardiologist and electrophysiologist

About me

Dr. Gregory Marcus is a cardiologist and electrophysiologist who specializes in the diagnosis and treatment of arrhythmias, including cardiac mapping and catheter ablation for atrial fibrillation, supraventricular tachycardias and ventricular arrhythmias. He is also an expert in implanting pacemakers, biventricular devices and defibrillators.

In his research, Marcus studies atrial arrhythmias, specifically serologic markers and genetic factors important to the disease. He is the principal investigator on research grants awarded by the National Institutes of Health and American Heart Association.

Marcus earned his medical degree from George Washington University School of Medicine & Health Sciences. He completed his residency at Stanford Medicine. He then completed his training in cardiovascular medicine and cardiovascular electrophysiology at UCSF.

  • Education

    George Washington University School of Medicine, 1998

  • Residencies

    Stanford Hospital and Clinics, Internal Medicine, 2002

    UCSF Medical Center, Cardiology, 2004

  • Fellowships

    UCSF Medical Center, Cardiac Electrophysiology, 2006

  • Academic Title

    Professor

Conditions I specialize in

Treatments I provide

Cardiac Electrophysiology and Arrhythmia Service

400 Parnassus Ave., Fifth Floor
San Francisco, CA 94143

(415) 353-2554
M-F, 8 a.m. - 5 p.m.

Cardiovascular Genetics Program

535 Mission Bay Blvd. South
San Francisco, CA 94158

(415) 353-2873
Tu | Th, noon - 4 p.m

Selected research

Decorative Caduceus

Transseptal vs Retrograde Aortic Ventricular Entry to Reduce Systemic Emboli

incidence of new cerebral embolic lesions measured by magnetic resonance imaging (MRI) post-ablation as compared to pre-ablation imaging studies

Recruiting

My work

UCSF study on marijuana legalization finds uptick in drug abuse, decrease in chronic pain reports

Contact me

Providers on my team

Share