Our Team

Tel: 212.305.4980

Fax: 212.305.2439

Michael Borger, MD, PhD

Surgical Director,  Aortic Surgery Program at NewYork-Presbyterian/Columbia University Medical Center

Hiroo Takayama, MD, PhD

Co-Director, Hypertrophic Cardiomyopathy Center at NewYork-Presbyterian/Columbia University Medical Center
Assistant Director, Aortic Surgery Program

Isaac George, MD

Surgical Director, Transcatheter Cardiovascular Therapies
Director, Hybrid Coronary Interventions
Assistant Professor of Surgery, Division of Cardiothoracic Surgery, Department of Surgery, NewYork-Presbyterian/Columbia University Medical Center
Attending Surgeon, Heart Valve Center

Richard M. Green, MD

Associate Chief, Division of Cardiac, Thoracic and Vascular Surgery, NewYork-Presbyterian/Columbia University Medical Center

Craig R. Smith, MD

Chair, Department of Surgery
Surgeon-in-Chief, NewYork-Presbyterian Hospital/Columbia University Medical Center

Mary Beth Duffy, NP

This team is carefully coordinated by Mary Beth, a highly experienced cardiac surgical nurse practitioner, who rapidly assesses incoming patients, obtains critical test results, and directs patients to the appropriate specialists for treatment.

Stephen Moore, LCSW

Stephen Moore, social worker, meets with patients after surgery. When patients have recovered enough to move to the step-down floor, Stephen conducts an evaluation to see if they need rehabilitation services. For patients who need rehabilitation, he facilitates the arrangements for the appropriate service.

Michelle Castro

Michelle Castro, financial coordinator, works with every patient to secure presurgical approval and coverage by patients' insurance companies.