Ziad F. Gellad, MD

Associate Professor of Medicine
Member in the Duke Clinical Research Institute
Campus mail 2301 Erwin Road, Duke North - DUMC 3703, Durham, NC 27710
Phone (919) 668-7802

I am a gastroenterologist and health services researcher with an interest in optimizing health care value. My current research is focused on the use of systems engineering methodologies, including discrete event simulation modeling, to improve the quality and efficiency of health care delivery.

In Their Words

Education and Training

  • Fellow in Gastroenterology, Medicine, Duke University, 2006 - 2009
  • Medical Resident, Medicine, Duke University, 2003 - 2006
  • M.D., Johns Hopkins University, 2003
  • M.P.H., Johns Hopkins University, 2002

Publications

Rubenstein, JH, Enns, R, Heidelbaugh, J, Barkun, A, and Clinical Guidelines Committee, . "American Gastroenterological Association Institute Guideline on the Diagnosis and Management of Lynch Syndrome." Gastroenterology 149, no. 3 (September 2015): 777-782. (Review)

PMID
26226577
Full Text

Gellad, Z, Chermak, D, Brown, E, and Taheri, J. "Automating Endoscopy Unit Efficiency Metrics: Leveraging the Electronic Health Record for Process Improvement." May 2015.

Scholars@Duke

Mansouraty, G, and Gellad, ZF. "Website Review: Review of patient-oriented websites on hemorrhoids." Gastroenterology (April 25, 2015).

PMID
25921369
Full Text

Gellad, ZF. "Endoscopy unit efficiency." Gastroenterology & hepatology 10, no. 5 (May 2014): 315-317.

PMID
24987316
Scholars@Duke

Gellad, ZF, and Taheri, J. "Reply." Clinical Gastroenterology and Hepatology 12, no. 3 (March 1, 2014): 527-. (Letter)

Full Text

Gellad, ZF, Voils, CI, Lin, L, and Provenzale, D. "Physician perceptions on colonoscopy quality: results of a national survey of gastroenterologists." Gastroenterology research and practice 2014 (January 2014): 510494-.

PMID
24734039
Full Text

Taheri, J, Gellad, Z, Burchfield, D, and Cooper, K. "Simulation as a guide for systems redesign in gastrointestinal endoscopy: Appointment template redesign." Proceedings of the 2013 Winter Simulation Conference - Simulation: Making Decisions in a Complex World, WSC 2013 (December 1, 2013): 2204-2214.

Full Text

Gellad, Z, Burchfield, D, Cooper, K, and Taheri, J. "Impact of Propofol on Endoscopy Unit Efficiency: A Discrete Event Simulation Model." October 2013.

Scholars@Duke

Gellad, ZF, Thompson, CP, and Taheri, J. "Endoscopy unit efficiency: quality redefined." Clin Gastroenterol Hepatol 11, no. 9 (September 2013): 1046-1049.e1.

PMID
23978500
Full Text

Gellad, ZF, Voils, CI, Lin, L, and Provenzale, D. "Clinical practice variation in the management of diminutive colorectal polyps: results of a national survey of gastroenterologists." Am J Gastroenterol 108, no. 6 (June 2013): 873-878.

PMID
23735908
Full Text

Pages