Samantha M John, CRNP

Vei Shaun Siow, MD Vei Shaun Siow, MD, is a vascular surgeon with AHN Cardiovascular Institute. He provides patient-centered care for aortic aneurysms, carotid disease, dialysis access, peripheral vascular disease, and limb salvage. Dr. Siow is skilled at a wide array of surgeries for patients in need of vascular care. He went to medical school at Sidney Kimmel Medical College in Philadelphia, Pennsylvania. Dr. Siow did his residency and his fellowship in vascular surgery at UPMC in Pittsburgh, Pennsylvania. He is certified by the American Board of Surgery and is associated with the Society for Vascular Surgery and the American College of Surgeons. Dr. Siow welcomes patients ages 18 and older.

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