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Charles Julian Lowenstein, M.D.

Photo of Dr. Charles Julian Lowenstein, M.D.
  • Director, Division of Cardiology
  • Professor of Medicine

Specializes in: Adults (18+ years)


Adult Congenital Heart Disease, Cardiology, Cardiovascular Disease Prevention, Cardiovascular Diseases, General Cardiology, Heart Disease

Research Interests

Vascular biology

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Johns Hopkins Medicine - Green Spring Station

Appointment Phone: 443-997-0270
10755 Falls Road
Pavilion I Suite 360
Lutherville, MD 21093 map


Charles Lowenstein, M.D., is a cardiologist in Baltimore, Maryland. He also serves as director of the Division of Cardiology and co-director of the Johns Hopkins Heart and Vascular Institute.

Dr. Lowenstein originally came to Johns Hopkins as a cardiology fellow in 1991 after completing his medical residency at Massachusetts General Hospital and a research fellowship at the Massachusetts Institute of Technology. In 1993, he joined the Johns Hopkins faculty and helped lead the Ciccarone Center for the Prevention of Heart Disease until he was recruited in 2009 to become the chief of cardiology and director of the Aab Cardiovascular Research Institute at the University of Rochester School of Medicine and Dentistry.

He has served on the NIH Atherosclerosis and Inflammation Cardiovascular Sciences study section, and is a member of the Sarnoff Cardiovascular Research Foundation, an organization that funds medical student research. Dr. Lowenstein’s research focuses on vascular biology, exploring molecular mechanisms of vascular inflammation and thrombosis. more


  • Director, Division of Cardiology
  • Professor of Medicine

Departments / Divisions



  • MD, Harvard Medical School (1986)


  • Massachusetts General Hospital / Medicine (1989)


  • Massachusetts General Hospital / Medicine (1991)
  • Johns Hopkins University School of Medicine (1993)

Board Certifications

  • American Board of Internal Medicine / Cardiovascular Disease (2004)
  • American Board of Internal Medicine / Internal Medicine (1989)

Research & Publications

Research Summary

  • Mechanisms of exocytosis. 
  • Platelets and endothelial cells communication. 
  • Role of microRNA in endothelial cells. 
  • Vascular inflammation effects from Nitric Oxide. 

Activities & Honors


  • Peter Dolphin Award, 2005
  • Sir William Osler Young Investigator Award, 2003
  • Young Investigators Conference on Atherosclerosis Award, 2000


  • NIH Atherosclerosis and Inflammation Cardiovascular Sciences study section
  • Sarnoff Cardiovascular Research Foundation
  • InterUrban Clinical Club
  • American Society for Clinical Investigation

Patient Ratings & Comments

The Patient Rating score is an average of all responses to physician related questions on the national CG-CAHPS Medical Practice patient experience survey through Press Ganey. Responses are measured on a scale of 1 to 5, with 5 being the best score. Comments are also gathered from our CG-CAHPS Medical Practice Survey through Press Ganey and displayed in their entirety. Patients are de-identified for confidentiality and patient privacy.

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