Pulmonary, Critical Care & Sleep Medicine
Leadership Team
Meet Our Executive Leadership Team
John A. Belperio, MD
Division Chief
David Sayah, MD, PhD
Clinical Chief | Medical Director, Lung Transplant Program
Our Leadership Team
Ravi S. Aysola, MD
Section Chief, Sleep Medicine
Igor Barjaktarevic, MD, PhD
Medical Director, COPD Program | Medical Director, Liver Transplant ICU
Steven Y. Chang, MD, PhD
Medical Co-Director, Ronald Reagan Medical Center Medical Intensive Care Unit
Colleen L. Channick, MD
Co-Director, Interventional Pulmonary Program
Richard N. Channick, MD
Co-Director, Pulmonary Vascular Disease Program | Medical Director, Acute and Chronic Thromboembolic Disease Program
Patricia H. Eshaghian, MD
Medical Director, Adult Cystic Fibrosis Program
Oscar A. Estrada Paz, MD
Medical Director, Santa Monica Hospital Medical Intensive Care Unit
Tao He, MD, PhD
Medical Director, San Fernando Valley Interventional Pulmonology
Rita Kachru, MD
Section Chief, Clinical Immunology & Allergy
Kathryn H. Melamed, MD
Program Director, Pulmonary & Critical Medicine Fellowship
Nida Qadir, MD
Medical Co-Director, Ronald Reagan Medical Center Medical Intensive Care Unit
Rajan Saggar, MD
Co-Director, Pulmonary Vascular Disease | Program Director, Pulmonary Hypertension Program
S. Samuel Weigt, MD
Medical Director, Interstitial Lung Disease Center
Michelle R. Zeidler, MD
Program Director, Sleep Medicine Fellowship