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

Jackson, GL, Zullig, LL, Zafar, SY, Powell, AA, Ordin, DL, Gellad, ZF, Abbott, D, Schlosser, JM, Hersh, J, and Provenzale, D. "Using NCCN clinical practice guidelines in oncology to measure the quality of colorectal cancer care in the veterans health administration." J Natl Compr Canc Netw 11, no. 4 (April 1, 2013): 431-441.

PMID
23584346
Scholars@Duke

Gellad, Z. "Personalisation of colorectal cancer screening." The Lancet Oncology 14, no. 8 (2013): 673-675.

Full Text

Gellad, Z. "Personalisation of colorectal cancer screening." The Lancet Oncology (2013).

PMID
23746987
Full Text

Chan, JL, Lin, L, Feiler, M, Wolf, AI, Cardona, DM, and Gellad, ZF. "Comparative effectiveness of i-SCAN™ and high-definition white light characterizing small colonic polyps." World J Gastroenterol 18, no. 41 (November 7, 2012): 5905-5911.

PMID
23139606
Full Text

Gellad, Z, Burchfield, D, Cooper, K, and Taheri, J. "Continuous Nursing Care in GI Endoscopy Improves Nurse and Room Utilization and Decreases Patient Wait Time." AMERICAN JOURNAL OF GASTROENTEROLOGY 107 (October 2012): S778-S779.

Scholars@Duke

Gellad, ZF, Muir, AJ, McHutchison, JG, Sievert, W, Sharara, AI, Brown, KA, Flisiak, R, Jacobson, IM, Kershenobich, D, Manns, MP, Schulman, KA, and Reed, SD. "Cost-effectiveness of truncated therapy for hepatitis C based on rapid virologic response." Value Health 15, no. 6 (September 2012): 876-886.

PMID
22999138
Full Text

Gellad, ZF, Taheri, J, Burchfield, D, Cooper, K, Lothrop, S, and AL-Kawas, FH. "Discrete Event Simulation Modeling: A Valuable Tool to Optimize Endoscopy Unit Efficiency." April 2012.

Scholars@Duke

Gellad, ZF, Reed, SD, and Muir, AJ. "Economic evaluation of direct-acting antiviral therapy in chronic hepatitis C." Antivir Ther 17, no. 6 Pt B (2012): 1189-1199. (Review)

PMID
23186646
Full Text

Taheri, J, Gellad, Z, Burchfield, D, and Cooper, K. "A simulation study to reduce nurse overtime and improve patient flow time at a hospital endoscopy unit." Proceedings - Winter Simulation Conference (2012).

Full Text

Gellad, ZF, Naggie, S, Reed, SD, Clark, PJ, Thompson, AJ, Schulman, KA, and Muir, AJ. "THE COST-EFFECTIVENESS OF A TELAPREVIR-INCLUSIVE REGIMEN AS INITIAL THERAPY FOR GENOTYPE 1 HEPATITIS C INFECTION IN INDIVIDUALS WITH THE CC IL-28B POLYMORPHISM." October 2011.

Scholars@Duke

Pages