Download from app store
We have detected that you are using an Ad Blocker.
PracticeUpdate is free to end users but we rely on advertising to fund our site. Please consider supporting PracticeUpdate by whitelisting us in your ad blocker.
We have sent a message to the email address you have provided, . If this email is not correct, please update your settings with your correct address.
The email address you provided during registration, , does not appear to be valid. Please update your settings with a valid address before to continue using PracticeUpdate.
Please provide your AHPRA Number to ensure that you are given the correct level of access to our site.
Peter Marshall MD, MPH

Peter S. Marshall MD, MPH

Vice Chief for Medical Critical Care and Clinical Associate Professor, Department of Medicine, Division of Pulmonary, Critical Care & Sleep Medicine, Keck School of Medicine of USC, Los Angeles, California

Peter S. Marshall, MD, MPH, completed his medical training at the University of Connecticut in 1995 and then completed a residency in internal medicine in 1998 at Yale-New Haven Hospital (YNHH). During his Pulmonary and Critical Care Fellowship (2002–2005) at the Yale School of Medicine, Dr. Marshall earned a Master of Public Health in chronic disease epidemiology.

After completing his Pulmonary and Critical Care Fellowship, Dr. Marshall went into practice for 3 years with Pulmonary Associates of Lehigh Valley Health Network (LVHN), caring for critically ill patients in med-surg, neuro, cardiac and trauma intensive care units. In addition, he was a member of the tele-intensive care unit staff of the LVHN Advanced ICU. During his time at Pulmonary Associates of LVHN, Dr. Marshall was the Medical Director of Respiratory Care and a member of the LVHN institutional review board.

In 2008, Dr. Marshall returned to Yale as an Assistant Professor. His central duties were in the care of medical ICU patients, with some critical consultation in other specialty ICUs. In 2011, Dr. Marshall was appointed the Medical Director of Respiratory Care and remained in this role until May 2019. His other roles at Yale School of Medicine included the Medical Directorships of the Medical Step-Down Unit, InSight Tele-ICU, and the Associate Directorship of the Medical ICU.

Dr. Marshall joined the faculty of the Keck hospital of USC in June 2019 as the Vice Chief for Medical Critical Care. He was formerly on the Board of Directors of the National Association for the Direction of Respiratory Care (NAMDRC) and currently serves as a board member on the National Board of Respiratory Care (NBRC).

Dr. Marshall’s research (and clinical) interests are in ICU outcomes and management of pulmonary embolism. He also has a clinical interest in Tele-ICU medicine. Throughout his career, Dr. Marshall has been a partner in the practice of respiratory care.


Dr. Marshall has nothing to disclose.