Dr. Gregg Stephen Hartman, MD is a Professor in the Department of Anesthesiology at the Dartmouth-Hitchcock Medical Center. He received a Doctor of Medicine degree from Cornell University Medical College. His research interests are Anesthesiology, Perioperative Care, Medicine, Ultrasound, Perioperative Transesophageal Echocardiography, Thoracic Anesthesia, Pain Medicine, Pain Management