Thomas Joseph Desmarais, MD

Dr. Thomas Desmarais specializes in vascular surgery and cardiovascular surgery, focusing on conditions affecting blood vessels throughout the body. He earned his medical degree from Geisel School of Medicine at Dartmouth and brings 12 years of clinical experience to his practice.

Dr. Desmarais is affiliated with Barnes Jewish Hospital and practices in Billings, Montana. His expertise includes treating peripheral artery disease, which affects blood flow to the legs and arms. He also addresses claudication, a condition that causes leg pain during walking, and manages carotid artery disease that can affect blood flow to the brain. Dr. Desmarais performs diagnostic procedures including Doppler ultrasound to assess blood flow, ankle-brachial index testing to detect circulation problems, and carotid artery ultrasound to evaluate neck arteries.