Daniel J O'Hearn

Daniel J O'Hearn, MD

Pulmonary and Critical Care Medicine
Primary Location:
Sleep Disorders Center

4th Floor

1222 Jefferson Park Ave.

Charlottesville, VA 22903

Secondary Locations:


ABMS Certification:
Critical Care Medicine
Pulmonary Disease
Sleep Medicine
Research Interests:

Sleep Medicine

Clinical Practice:
Sleep Disorders, Pulmonary & Respiratory Care



Dr. Daniel J. O’Hearn grew up in Syracuse, NY. He did his undergraduate studies at the University of Notre Dame du Lac in Notre Dame, Indiana.

Graduating with honors, he went on to receive his medical degree from the State University of New York Health Science Center at Syracuse. He completed a residency in Internal Medicine at the University of Pittsburgh Medical Center and then fellowship training in pulmonary medicine, critical care medicine and sleep medicine at Johns Hopkins University.

After his fellowship, Dr. O’Hearn took a faculty position as an assistant professor of Medicine at SUNY Stony Brook Health Sciences Center in Stony Brook, New York. While in New York, he served on the Institutional Review Board in conjunction with being a staff physician at the Department of Veterans Affairs Medical Center in Northport, NY.

In addition to his other roles in New York, Dr. O’Hearn was an attending physician at the world-class rehabilitation and renowned assisted living community, Gurwin Jewish Geriatric Center. In 2002, he moved to Portland, Oregon working at Oregon Health & Science University (OHSU), as an assistant professor for seven years then was promoted to an associate professor of medicine.

While at OHSU, he was the program director of the sleep medicine fellowship and the director of sleep medicine at the Portland VA Medical Center. In 2016, he moved to Seattle, Washington, where he has worked at the University of Washington as an associate professor of medicine and attending physician with Puget Sound Veterans Administration Medical Center.

In 2019, Dr. O’Hearn joined UVA as a professor of medicine with a primary focus in the care of sleep disorders, neuromuscular disease, pulmonary disease and critical care.

Dr. O’Hearn research interests are in ventilatory strategies in advanced lung disease and neuromuscular disease.

Outside of work, Dr. O’Hearn enjoys time with his family, church, study and horticulture.


State University of New York Health Science Center at Syracuse
Univeristy of Pittsburgh Medical Center
Johns Hopkins University