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

  • Weijs PJM, McClave SA. Editorial: The relevance of nutrition therapy on outcome from critical illness: early feeding in the ICU versus ongoing support following discharge to the ward. Curr Opin Clin Nutr Metab Care. 2020 Mar;23(2):89-90. doi: 10.1097/MCO.0000000000000629. PubMed PMID: 32028320.
  • McClave SA, Omer E. Clinical nutrition for the gastroenterologist: the physiologic rationale for providing early nutritional therapy to the hospitalized patient. Curr Opin Gastroenterol. 2020 Mar;36(2):118-121. doi: 10.1097/MOG.0000000000000618. PubMed PMID: 31990710.
  • McClave SA, Omer E. Clinical nutrition for the gastroenterologist: bedside strategies for feeding the hospitalized patient. Curr Opin Gastroenterol. 2020 Mar;36(2):122-128. doi: 10.1097/MOG.0000000000000617. PubMed PMID: 31895701.
  • Alkhateeb K, Lee BB, Alatassi H, Sanders MA, Omer EM, McClave SA, Fraig M. Comparison between two types of needles for Endoscopic Ultrasound (EUS)-guided fine aspiration biopsy of pancreatic and upper gastrointestinal masses. Diagn Cytopathol. 2020 Mar;48(3):197-202. doi: 10.1002/dc.24361. Epub 2019 Dec 18. PubMed PMID: 31850666.
  • McClave SA, Gualdoni J, Nagengast A, Marsano LS, Bandy K, Martindale RG. Gastrointestinal Dysfunction and Feeding Intolerance in Critical Illness: Do We Need an Objective Scoring System? Curr Gastroenterol Rep. 2020 Jan 7;22(1):1. doi: 10.1007/s11894-019-0736-z. Review. PubMed PMID: 31912312.
  • Arabi YM, McClave SA. Enteral Nutrition Should Not Be Given to Patients on Vasopressor Agents. Crit Care Med. 2020 Jan;48(1):119-121. doi: 10.1097/CCM.0000000000003362. PubMed PMID: 30134303.
  • Weijs PJM, McClave SA. The relevance of nutrition therapy on outcome from critical illness: early feeding in the ICU versus ongoing support following discharge to the ward. Curr Opin Clin Nutr Metab Care. 2019 Dec 27. doi: 10.1097/MCO.0000000000000629. [Epub ahead of print] PubMed PMID: 31895246.
  • McClave SA, Wischmeyer PE, Miller KR, van Zanten ARH. Mitochondrial Dysfunction in Critical Illness: Implications for Nutritional Therapy. Curr Nutr Rep. 2019 Dec;8(4):363-373. doi: 10.1007/s13668-019-00296-y. Review. PubMed PMID: 31713718.
  • Bandy KS, Albrecht S, Parag B, McClave SA. Practices Involved in the Enteral Delivery of Drugs. Curr Nutr Rep. 2019 Dec;8(4):356-362. doi: 10.1007/s13668-019-00290-4. Review. PubMed PMID: 31606851.
  • McClave SA. Factors That Worsen Disease Severity in Acute Pancreatitis: Implications for More Innovative Nutrition Therapy. Nutr Clin Pract. 2019 Oct;34 Suppl 1:S43-S48. doi: 10.1002/ncp.10371. Epub 2019 Jul 22. Review. PubMed PMID: 31332859.