The leadership team of the Interventional Pulmonary (IP) Fellowship Program is dedicated to providing exceptional mentorship and support to fellows, guiding them throughout their training, and fostering a collaborative and nurturing environment. Both the Program Director and Associate Program Director also serve as faculty members and clinic providers, contributing their expertise to the Fellows' clinical education, academic development, and patient care, ensuring they receive the personalized guidance needed to thrive.
David Berkowitz, MD
Associate Professor of Medicine
Director of Interventional Pulmonology
Program Director, Interventional Pulmonary Fellowship Program
Emory University Hospital
Dr. Berkowitz completed his medical residency at Harvard University in Cambridge, MA, and his pulmonary-critical care fellowship training at Emory University in Atlanta, GA. He completed an additional one-year of Interventional Pulmonary fellowship training at Beth Israel Deaconess Hospital in Boston, MA, before returning to Emory to join the Interventional Pulmonology program in 2009. He has been the director of the Interventional Pulmonology Program at Emory since 2012 and also serves as the medical director of Respiratory Therapy at Emory University Hospital.
Abesh Niroula, MBBS
Assistant Professor of Medicine
Associate Program Director, Interventional Pulmonary Fellowship Program
Dr. Niroula completed medical school from Kathmandu University, Nepal in 2009. He graduated in 2015 from the internal medicine residency program at Abington Hospital-Jefferson Health in Abington, PA. He was appointed as a chief resident in the Department of Internal Medicine from 2015-2016. He completed his pulmonary, critical care fellowship training at Einstein Healthcare Network in Philadelphia, PA, and an additional one-year of interventional pulmonary fellowship training at Emory University. He has since joined the Interventional Pulmonology Program at Emory University in 2020.

Careen Campbell Allen
Program Coordinator, Interventional Pulmonary Fellowship
Careen Campbell Allen holds a Bachelor of Science degree from the University of Maryland University College and is currently pursuing a Master’s in Nonprofit Management. With extensive experience in program management and nonprofit governance, Careen now serves as the Program Coordinator for the Interventional Pulmonary Fellowship. In this role, she plays a pivotal part in overseeing the program’s administration and coordination, helping to drive the growth and success of Emory’s academic initiatives.