Deepu Alexander, MD

Deepu Alexander, MD

Dr. Alexander joined Brookhaven Heart in 2012. He practices clinical cardiology with a special emphasis on heart failure, valvular heart disease and coronary artery disease. He serves as Clinical Assistant Professor in Cardiology at Stony Brook University Medical Center and as an attending cardiologist at Brookhaven Memorial Hospital Medical Center. His expertise in cardiovascular imaging complements the comprehensive cardiovascular service provided at Brookhaven Heart. He is passionate about offering high quality, individually tailored care to each patient.

Medical School

  • Kasturba Medical College, India


  • Fellowship in Cardiovascular Medicine, Stony Brook University Hospital, New York
  • Fellowship in Cardiovascular CT and MRI, St. Francis Hospital, Roslyn, New York
  • Residency in Internal Medicine, Stony Brook University Hospital, New York

Board Certifications

Academic Affiliation

Clinical Assistant Professor, Stony Brook School Of Medicine

Areas of Expertise & Interest

Welcome to Brookhaven Heart

  • ➤ Use online appointment booking for non-emergent medical conditions only. 
  • ➤ If your insurance requires a referral to see a specialist, you should obtain it from your PCP prior to your visit, failing which you shall be responsible for full payment for the visit.
  • ➤ Please bring your medications, results of recent labs, and tests if any on the day of your visit 
  • ➤ Please bring your updated insurance card and a valid form of ID such as a driver’s license.
  • ➤ Co-payments are due on the day of the visit. We accept credit cards, cash, or check.
  • ➤ When you arrive at our facility, please ask our staff to register you for the patient portal, which enables you to access your medical record, view lab results, request refills, and send e-messages to our office. 

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