Dr. Koh earned her MD from Tufts University in Boston, Massachusetts, completed a residency in diagnostic radiology at St. Luke\'s Roosevelt Hospital in New York and a fellowship in interventional radiology at Columbia Presbyterian in New York. She is board certified by the American Board of Radiology with a subspecialty certification in vascular and interventional radiology and is also board certified in phlebology. Dr. Koh has served as an assistant professor at the Baylor College of Medicine and she has been involved national presentations for the Radiologic Society of North America and the Society for Interventional Radiology and Hemodialysis Access. Dr. Koh specializes in the proper diagnoses and expert treatment of problematic veins. She has performed thousands of endovascular procedures under x-ray and ultrasound guidance and is recognized by her patients and staff as a doctor who is dedicated to providing the highest quality care.