Dr. Thomas John Gianis, MD

Dr. Thomas Gianis is a vascular surgeon who specializes in treating conditions affecting the blood vessels throughout the body. With 13 years of clinical experience, he focuses on both vascular surgery and general surgical procedures. Dr. Gianis earned his medical degree from Ross University School of Medicine and completed his surgical residency at Vanderbilt University Medical Center, where he received comprehensive training in advanced surgical techniques.

Dr. Gianis practices at multiple locations throughout San Antonio, Texas, including The San Antonio Vascular and Endovascular Clinic, with additional locations in Charlottesville, Virginia, and Floresville, Texas. He treats patients with atherosclerosis and peripheral artery disease, conditions that affect blood flow in the arteries. His expertise includes performing ankle-brachial index tests to assess circulation in the legs and Doppler ultrasounds to evaluate blood flow. Dr. Gianis also performs carotid artery ultrasounds to …examine the major blood vessels that supply the brain.