MarkJosephBrennanDOFSVS, RVT

Summary

• Mark Brennan, DO, is a vascular surgeon located in Johnson City, NY. He completed his medical education at the Philadelphia College of Osteopathic Medicine, where he also did an internship. He fulfilled his general surgery residency at Kettering Health Network in Dayton, OH and then completed a fellowship in vascular surgery at the Osteopathic Medical Center of Dallas/Fort Worth TX. In 2012, he received the CMS Meaningful Use Stage 1 Certification from NextGen Healthcare. A Registered Vascular Technologist, he also obtained board certification from the American Board of Vascular Medicine. He remains a Clinical Associate Professor at SUNY/Upstate. He has practiced general, trauma, and vascular surgery for 25 years.