Dr. Thomas W. Abernathy is a gastroenterologist in Baltimore, Maryland and is affiliated with multiple hospitals in the area, including Ascension St. Agnes Hospital and Johns Hopkins Medicine-Howard County Medical Center. He received his medical degree from Drexel University College of Medicine/Hahnemann University and has been in practice for more than 20 years. Dr. Thomas W. Abernathy has expertise in treating colonoscopy, upper gi endoscopy, gastroenteritis, among other conditions - see all areas of expertise. Dr. Thomas W. Abernathy accepts Medicare, Aetna, Humana, Cigna, Blue Cross, United Healthcare - see other insurance plans accepted. Dr. Thomas W. Abernathy is highly recommended by patients.