Our Team


Treatment for patients at the Center for Acute Respiratory Failure occurs in the Medical ICU at NewYork-Presbyterian/Columbia. Our ICU is supported by expert clinicians from every relevant medical and surgical subspecialty, including all areas of pulmonary and critical care medicine and thoracic surgery. In addition, our multidisciplinary team includes critical care nurses and nurse practitioners, respiratory therapists, critical care-trained pharmacists (PharmD), critical care physical and occupational therapists, nutritionists, speech therapists, social workers, and pastoral care staff.

For descriptions of clinical team roles, click here »

Senior Leadership

Daniel Brodie, MD
Director, Medical ECMO Program

Matthew Bacchetta, MD
Director, Adult ECMO Program

Neil Schluger, MD
Chief of the Division of Pulmonary, Allergy, and Critical Care Medicine

Joshua Sonett, MD
Chief of General Thoracic Surgery

Byron Thomashow, MD
Senior Clinical Advisor

Jahar Bhattacharya, MD, PhD
Research Director

Assistant Director, Medical ECMO Program

Cara Agerstrand, MD

ECMO Surgeons

Matthew Bacchetta, MD
Michael Ebright, MD
Lyall Gorenstein, MD
Mark Ginsburg, MD
Roy Oommen, MD
Joshua Sonett, MD

Medical ECMO Program Attendings

Darryl Abrams, MD
Cara Agerstrand, MD
Jennifer Cunningham, MD
Madhavi Parekh, MD
Anil Trindade, MD
Natalie Yip, MD

Co-Chief Nurse Practitioners

Allyson Klein
Paul Boerem

Pulmonary Hypertension Consultant to the ECMO team

Erika Berman Rosenzweig, MD
Medical Director, The Pulmonary Hypertension Comprehensive Care Center of CUMC–NYP

ECMO Surgical Fellow

Peter Liou, MD

Perfusion Team

  • James Beck, CCP
    Director of Perfusion
  • Kenmond Fung, CCP
    Chief Perfusionist
  • Dana Apsel, CCP
    ECMO Trainer

Director of Nursing for Med-Surg

Ernesto Perez, MSN, RN, CCRN

Patient Care Director, Medical ICU

Winsome Max Overstreet, MSN, RN, MBA, MHCMC

Clinical Nurse Specialist

Patrick Ryan, RN

Patient Services Representative

Joan Walker

Critical Care Pharmacists

Amy Dzierba, PharmD
Justin Muir, PharmD

Medical ECMO Program Administrator

Susan Tanzi Pfeifer, MBA

Medical ECMO Program Coordinator

Crystal Anderson, MPH