Executive Staff Bios

  • Frank R. Lewis Jr., M.D.
    Executive Director
  • Dr. Frank Lewis became executive director of the ABS in 2002. A Maryland native, Dr. Lewis received his medical degree from the University of Maryland and completed his general surgery residency at the University of California–San Francisco. He then completed an NIH trauma fellowship at San Francisco General Hospital. Prior to the ABS, Dr. Lewis was chair of the department of surgery at Henry Ford Hospital in Detroit and professor of surgery at Case Western Reserve University. Before going to Detroit, he was professor and vice chair of the department of surgery at UC San Francisco and chief of surgery at San Francisco General Hospital.
  • Dr. Lewis is a past chair of the ABS and the Residency Review Committee for Surgery of the ACGME. He is also a past president of the American Association for the Surgery of Trauma and the Shock Society. He has also served as first vice-president of the American College of Surgeons (ACS), as well as chair of the ACS Board of Governors and the ACS Committee on Trauma. Dr. Lewis' clinical interests center on trauma and critical care. He is certified by the ABS in general surgery.
  • Jo Buyske, M.D.
    Associate Executive Director
  • Dr. Jo Buyske joined the ABS in 2008. Dr. Buyske was previously chief of surgery and director of minimally invasive surgery at Penn Presbyterian Medical Center in Philadelphia and associate professor of clinical surgery at the University of Pennsylvania School of Medicine. Originally from New York City, she attended medical school at Columbia University and completed her general surgery residency at Massachusetts General Hospital in Boston. She began her career as an assistant clinical professor of surgery at Tufts University on staff at the Lahey Clinic in Burlington, Massachusetts, before coming to Philadelphia.
  • Dr. Buyske is a recent past president of the Society of American Gastrointestinal and Endoscopic Surgeons and a former ABS director. She also serves on the editorial boards of Archives of Surgery and Surgical Endoscopy. Her clinical experience specializes in applications of minimally invasive surgery to all areas of general and gastrointestinal surgery. She is certified by the ABS in general surgery.
  • At the ABS, Dr. Buyske oversees the development and administration of all ABS examinations, ensuring they are clinically relevant and adhere to best practices.
  • Mark A. Malangoni, M.D.
    Associate Executive Director
  • Dr. Mark Malangoni joined the ABS in 2011. Dr. Malangoni was previously chairman of the department of surgery and surgeon-in-chief at MetroHealth Medical Center in Cleveland, Ohio, and professor of surgery at Case Western Reserve University. Dr. Malangoni began his career as assistant professor of surgery at the Medical College of Wisconsin in Milwaukee. He was then chief of surgery at Humana Hospital–University of Louisville and associate professor of surgery at the University of Louisville before moving to Cleveland. A native of East Chicago, Indiana, Dr. Malangoni attended medical school and completed his general surgery residency at Indiana University.
  • Dr. Malangoni is a former chair of the ABS and former vice chair of the Residency Review Committee for Surgery of the ACGME. He is also a past chair of the ACS Advisory Council for General Surgery and the ACS Board of Governors, and a past president of the Central Surgical Association and Surgical Infection Society. His clinical interests focus on surgery of the abdomen and gastrointestinal tract, surgical infection and trauma. He is certified by the ABS in general surgery and surgical critical care.
  • At the ABS, Dr. Malangoni is responsible for the development of the ABS Maintenance of Certification (MOC) Program as well as the ABS' participation in SCORE.
  • Bruce A. Perler, M.D.
    Associate Executive Director for Vascular Surgery
  • Dr. Bruce Perler joined the ABS in 2016, succeeding Dr. Robert Rhodes. In addition to his ABS position, Dr. Perler is the Julius H. Jacobson II Professor of Surgery and vice chair for clinical operations and financial affairs at Johns Hopkins University, as well as director of the vascular noninvasive laboratory. He previously served for more than a decade as chief of the division of vascular surgery and endovascular therapy, and is the founder and past director of the vascular surgery training program. Originally from New Bedford, Massachusetts, he completed his medical degree at Duke University and his general surgery residency and vascular surgery fellowship at Massachusetts General Hospital. He joined Johns Hopkins in 1982 as assistant professor of surgery.
  • Dr. Perler has served as president of the Society for Vascular Surgery, Southern Association for Vascular Surgery, Eastern Vascular Society, and Chesapeake Vascular Society, and on the executive council of the Association of Program Directors in Vascular Surgery. He is co-editor of Rutherford's Vascular and Endovascular Surgery, 9th Edition and past senior editor of the Journal of Vascular Surgery. Dr. Perler is certified by the ABS in vascular surgery and previously in general surgery.
  • As associate executive director for vascular surgery, Dr. Perler oversees all activities associated with vascular surgery training, assessment and certification.
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