Stephen A. McClave, M.D., FACN, FASGE, FASPEN, AGAF

Stephen A. McClave, M.D.

Stephen A. McClave, M.D., FACN, FASGE, FASPEN, AGAF

  • Professor of Medicine
  • Director of Clinical Nutrition
UofL Physicians Outpatient Center
401 East Chestnut Street, Ste. 310
Louisville, KY 40202

502-852-6991 - Academic Office
502-588-4600 - Patient Appointments


Clinical Expertise
Critical Care Nutrition; Monitoring Patients on Early Enteral Tube Feeding; Aspiration and Gastric Residual Volumes; Endoscopic Ultrasound


Board Certifications

  • American Board of Internal Medicine -
    Internal Medicine / Gastroenterology
  • American Board of Physician Nutrition Specialists

Education and Training

  • Medical School: The Ohio State University
  • Residency: Medical University of South Carolina Medical Center
  • Fellowship: University of South Florida

Featured Publications

  • McClave SA, Martindale RG. Why do current strategies for optimal nutritional therapy neglect the microbiome? Nutrition. 2019 Apr;60:100-105. doi: 10.1016/j.nut.2018.09.024. Epub 2018 Oct 5. PubMed PMID: 30551119.
  • McClave SA, Patel JJ, Weijs PJM. Editorial: Introduction to the 2018 ESPEN guidelines on clinical nutrition in the intensive care unit: food for thought and valuable directives for clinicians! Curr Opin Clin Nutr Metab Care. 2019 Mar;22(2):141-145. doi: 10.1097/MCO.0000000000000545. PubMed PMID: 30640737.
  • Deane AM, Chapman MJ, Reintam Blaser A, McClave SA, Emmanuel A. Pathophysiology and Treatment of Gastrointestinal Motility Disorders in the Acutely Ill. Nutr Clin Pract. 2019 Feb;34(1):23-36. doi: 10.1002/ncp.10199. Epub 2018 Oct 7. Review. PubMed PMID: 30294835.
  • Arabi YM, McClave SA. Enteral Nutrition Should Not Be Given to Patients on Vasopressor Agents. Crit Care Med. 2018 Aug 21. doi: 10.1097/CCM.0000000000003362. [Epub ahead of print] PubMed PMID: 30134303.
  • Mundi MS, Patel J, McClave SA, Hurt RT. Current perspective for tube feeding in the elderly: from identifying malnutrition to providing of enteral nutrition. Clin Interv Aging. 2018 Aug 1;13:1353-1364. doi: 10.2147/CIA.S134919. eCollection 2018. Review. PubMed PMID: 30122907; PubMed Central PMCID: PMC6080667.
  • Bhutiani N, Schucht JE, Miller KR, McClave SA. Technical Aspects of Fecal Microbial Transplantation (FMT). Curr Gastroenterol Rep. 2018 Jun 9;20(7):30. doi: 10.1007/s11894-018-0636-7. Review. PubMed PMID: 29886561.
  • El-Kersh K, Cavallazzi R, McClave SA, Saad M. Reply. J Crit Care. 2018 Jun;45:251-252. doi: 10.1016/j.jcrc.2018.02.007. PubMed PMID: 29754943.
  • McClave SA, Patel J, Bhutiani N. Should fecal microbial transplantation be used in the ICU? Curr Opin Crit Care. 2018 Apr;24(2):105-111. doi: 10.1097/MCC.0000000000000489. PubMed PMID: 29432297.
  • Patel JJ, Rosenthal MD, McClave SA, Martindale RG. Tempering the Clinical Effects of Early Myeloid-derived Suppressor Cell Expansion in Severe Sepsis and Septic Shock. Am J Respir Crit Care Med. 2018 Mar 1;197(5):677-678. doi: 10.1164/rccm.201708-1701LE. PubMed PMID: 28984471.
  • McClave SA, Lowen CC, Martindale RG. The 2016 ESPEN Arvid Wretlind lecture: The gut in stress. Clin Nutr. 2018 Feb;37(1):19-36. doi: 10.1016/j.clnu.2017.07.015. Epub 2017 Jul 29. Review. PubMed PMID: 28818344.