Dr. Daniel S. O'connor

Gregg Stone is a Cardiologist in New York,, New York. Dr. Stone is highly rated in 28 conditions, according to our data. His top areas of expertise are Heart Attack, Coronary Heart Disease, Mitral Valve Regurgitation, Percutaneous Coronary Intervention (PCI), and Heart Bypass Surgery.

Susheel Kodali is a Cardiologist in New York, New York. Dr. Kodali is highly rated in 24 conditions, according to our data. His top areas of expertise are Aortic Valve Stenosis, Tricuspid Regurgitation, Aortic Regurgitation, Transcatheter Aortic Valve Replacement (TAVR), and Aortic Valve Replacement.

Ajay J. Kirtane, MD, SM, is the Director of Columbia Interventional Cardiovascular Care and Professor of Medicine at Columbia University Irving Medical Center. He is an internationally-renowned leader in the field of Interventional Cardiology, with a particular focus on providing exceptional and evidence-based care to patients with complex coronary and peripheral vascular disease. In addition to his clinical commitments, Dr. Kirtane has a strong interest in clinical education and research, serving as Chief Academic Officer of the Division of Cardiology, and as director of several international, national, and regional educational conferences in Interventional Cardiovascular Medicine. Dr. Kirtane’s research interests are in clinical trials and outcomes of device-based and pharmacologic interventions to help patients with cardiovascular disease. He is/has been Principal Investigator and serves on the steering committees of numerous clinical trials in interventional cardiovascular medicine and has authored over 700 peer-reviewed publications.Born in Brooklyn, New York, and raised in Bergen County, New Jersey, Dr. Kirtane is a graduate of Ridgewood High School, Princeton University, and Columbia University College of Physicians and Surgeons, and completed his residency/chief residency in Internal Medicine at the University of California – San Francisco. He then completed fellowships in Cardiovascular Disease and Coronary and Peripheral Vascular Intervention at Beth Israel Deaconess Medical Center / Harvard Medical School and additionally obtained a Masters of Science in Clinical Epidemiology from the Harvard School of Public Health prior to moving back to Columbia. In his free time, Dr. Kirtane has avid interests in music and sports, and lives in New Jersey with his family. Dr. Kirtane is highly rated in 26 conditions, according to our data. His top areas of expertise are Coronary Heart Disease, Heart Attack, Aortic Valve Stenosis, Percutaneous Coronary Intervention (PCI), and Atherectomy.