Our Team

Columbia University Medical Center
Attending Physicians

Julian A. Abrams, MD
Attending Physician
Phone: 212.305.1909
Fax: 212.305.1081

Matthew Bacchetta, MD, MBA, MA
Attending Surgeon
Phone: 212.305.3408
Fax: 212.305.3474

Marc Bessler, MD
Director, Minimal Access Surgery Center
Attending Surgeon
Phone: 212.305.9506
Fax: 212.342.1996

Frank D'Ovidio, MD, PhD
Surgical Director, Lung Transplant Program
Director, Ex Vivo Lung Perfusion Program
Phone: 212.305.3408
Fax: 212.305.3474

Mark E. Ginsburg, MD
Associate Director, General Thoracic Surgery
Attending Surgeon
Phone: 212.305.3408
Fax: 212.305.3474

Lyall A. Gorenstien, MD, FRCS(C), FACS
Attending Surgeon
Phone: 212.305.3408
Fax: 212.305.3474

Charles J. Lightdale, MD
Attending Interventional Gastroenterologist
Phone: 212.305.3423
Fax: 212.305.5576

John Poneros, MD
Assistant Director, Endoscopy
Attending Interventional Gastroenterologist
Phone: 212.305.1909
Fax: 212.305.5576

Beth Schrope, MD
Attending Surgeon
Phone: 212.305.9441
Fax: 212.305.5992

Joshua R. Sonett, MD
Chief, General Thoracic Surgery
Phone: 212.305.3408
Fax: 212.305.3474