John McCallum, MD, MPH

John McCallum, MD, MPH

Investigator, The Lundquist Institute
Division of Vascular Surgery, Harbor-UCLA Medical Center

Outcomes following Vascular Surgery

Research Description

Dr. McCallum studies patient outcomes following and the comparative effectiveness of vascular surgical and endovascular intervention using clinical, administrative and quality assurance data. His research focuses on peripheral artery disease of the leg, carotid artery and mesentery, as well as aortic aneurysm disease and dialysis access.


  • MD, 2010, Northwestern University Feinberg School of Medicine
  • MPH, 2015, Harvard T.H. Chan School of Public Health

Recent and/or Significant Publications

Swerdlow NJ, McCallum JC, Liang P, Li C, O'Donnell TFX, Varkevisser RRB, Schermerhorn ML. Select type 1 and 3 endoleaks at the completion of fenestrated endovascular aneurysm repair resolve spontaneously. J Vasc Surg. 2019 Aug; 70(2): 381–390.
McCallum JC, Wyers MC, Soden PA, Eidt JF, Guzman RJ, Schermerhorn ML, Chaikof EL, Hamdan AD. Vascular fellow and resident experience performing infrapopliteal revascularization with endovascular procedures and vein bypass during training. J Vasc Surg. 2018 Nov; 68(5): 1533–1537.
Shean KE, McCallum JC, Soden PA, Deery SE, Schneider JR, Nolan BW, Rockman CB, Schermerhron ML, Society for Vascular Surgery Vascular Quality Initiative. Regional variation in patient selection and treatment for carotid artery disease in the Vascular Quality Initiative. J Vasc Surg. 2017 Jul; 66(1):112-121. doi: 10.1016/j.jvs.2017.01.023. Epub 2017 Mar 27.
Darling JD, McCallum JC, Soden PA, Meng Y, Wyers MC, Hamdan HJ, Schermerhorn ML. Predictive ability of the Society for Vascular Surgery Wound, Ischemia, and foot Infection (WIfI) classification system following infrapopliteal endovascular interventions for critical limb ischemia. J Vasc Surg. 2016 Sep; 64(3): 616–622..
Schermerhorn ML, Buck DB, O'Malley AJ, Curran T, McCallum JC, Darling J, Landon BE. Long-Term Outcomes of Abdominal Aortic Aneurysm in the Medicare Population. N Engl J Med. 2015 Jul 23; 373(4): 328–338.