Dr. David Onsager graduated from Rush Medical College Of Rush University in 1988.
Dr. Onsager has two offices in Illinois where he specializes in Cardiac Surgery and Thoracic Surgery. Learn more.
Dr. Onsager works with six hundred and twenty-eight doctors including Dr. Lili Farrokh Siar and Dr. Hassan Shah.
Cardiovascular and heart conditions, such as ischemic, rheumatic, valvular, or congenital heart disease, endocarditis and atherosclerosis, impact a large percentage of the population. Dr. David Onsager is a cardiac surgeon dedicated to the surgical healing of these widespread heart issues in Chicago, IL. He may perform operations such as surgical implantation of pacemakers and defibrillators, heart valve repair, heart transplant surgery, or coronary artery bypass.
Following rigorous and lengthy training, thoracic surgeons are uniquely qualified to perform complex surgeries on the chest, or thorax as it is sometimes called. Their focus is usually on the lungs, esophagus, and other areas of the chest, and may also include the heart. As such, Dr. Onsager may see patients in Illinois for a wide range of surgeries, for example removing cancer causing tumors from the esophagus and chest wall, or even a lung transplant.
Rush Medical College
MD • 1988
Please Note: The information displayed below is sourced from the 2014 Medicare Physician and Other Supplier National Provider Identifier (NPI) Aggregate Report. It's important to remember that the statistics below are not inclusive of all patients treated by Dr. Onsager, but only those who participate in Medicare.