Dr. Sean McWilliams, M.D., is a dual board-certified specialist in Phlebology and Family Practice. Since 2006, he has focused exclusively on treating venous disease, serving as a National Medical Director and training specialists nationwide. Expert in advanced procedures like VenaSeal, Varithena, and laser ablation.
Dr. Sean McWilliams, M.D., is a dual board-certified specialist in Phlebology and Family Practice. Since 2006, he has focused exclusively on treating venous disease, serving as a National Medical Director and training specialists nationwide. Expert in advanced procedures like VenaSeal, Varithena, and laser ablation.
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Dr McWilliams is great. The treatments that I get from Doctor McWilliams are about and beyond of any other Vein Doctors in his field . If I could give him more stars I would.
(2 weeks ago)
Apr-2026
McWilliams Vein Center
180 Danada Square W Wheaton, IL 60189
Dr. Sean McWilliams, M.D., is board-certified in family practice and phlebology. As a board-certified diplomate of the American Board of Venous and Lymphatic Medicine, Dr. McWilliams has met the rigorous standards of knowledge, skills, and experience to provide quality care to vein disease patients. Dr. McWilliams' interest in vein disease began during his residency when he noticed the lack of treatment options for people suffering from venous insufficiency.
His interest increased during his years in family practice, trying to find adequate treatment for the large volume of patients he would encounter on a daily basis in his practice who suffered from venous disease. Dr. McWilliams is a Member of both the American Vein and Lymphatic Society and the American Academy of Family Physicians.
Since 2006, Dr. McWilliams has dedicated himself full-time to treating venous disease. He has trained extensively in the most current treatment modalities for all forms of venous disease including endovenous laser ablation, endovenous radiofrequency ablation, Venaseal, Varithena, ultrasound-guided sclerotherapy, and visually guided sclerotherapy. He has served as Regional Medical Director, Senior Medical Director, and National Medical Director for one of the largest venous and lymphatic specialty groups in the nation. He has trained numerous physicians and venous specialists currently practicing across the United States.
Dr. McWilliams is Board Certified in Phlebology and Family Practice. He holds a B.S. degree in both Biology and Chemistry from Quincy University. He received a Master's in Applied Physiology and a Doctorate of Medicine from The Chicago Medical School. He completed his family practice residency at MacNeal Hospital in Berwyn, Illinois.
In his spare time, Dr. McWilliams enjoys spending time with his wife and three children and enjoys fishing, skiing, and other outdoor activities.
Dr McWilliams is great. The treatments that I get from Doctor McWilliams are about and beyond of any other Vein Doctors in his field . If I could give him more stars I would.