Daniel L. Raines, MD, FACG

Chief of Gastroenterology

Associate Professor of Clinical Medicine 
G. Gordan McHardy MD Endowed Chair in Gastroenterology

1542 Tulane Avenue
Box T4M-2
New Orleans La 70112
Phone (504) 568-4498
Fax (504) 568-2127


MD completed May, 2001
LSU-Shreveport Medical Center


Dr. Raines completed his internship and residency in Internal Medicine at the University of Alabama in Birmingham in 2004. Following the completion of a fellowship in Gastroenterology at LSU Health Sciences Center in New Orleans in 2007, he joined the faculty at the rank of Assistant Professor in the Department of Medicine’s Section of Gastroenterology. In November of that year he was appointed acting chair of this section and remained in that position until appointment as Section Chief in July 2013. Dr. Raines provides instruction to the fellows in clinical gastroenterology with a focus on small bowel disease. His research in small bowel disease has resulted in a specialty expertise in small bowel capsule endoscopy and balloon enteroscopy. He is a member of the American College of Gastroenterology (ACG) and the American Society for Gastrointestinal Endoscopy (ASGE). His recent publications include a textbook of capsule endoscopy and small bowel disease titled "Capsule Endoscopy by Case Study" which has been adopted by the American College of Gastroenterology.

Clinical Interests

Small Bowel Disease
Capsule Endoscopy
Balloon Enteroscopy

Committees & Administrative Responsibilities

Advisory Committee to the Department of Graduate Medical Education

Selected Publications

1. England J, El-Abassi R, Raines DL. “Whipples Disease.” In: A Clinician’s Pearls & Myths in Rheumatology. Springer. 2021 *accepted*

2. Raines DL, Adler D. Double Balloon Enteroscopy: Current Status and Indications. Practical Gastroenterology. October 2021.

3. Hakimiam S. Hanscom M, Stefaniwsky L, Petersile M, Rau P, Raines DL, Cave DR. A role for video capsule endoscopy in the management of acute gastrointestinal bleeding during the COVID 19 pandemic. JAMA. 2021;4(7):e2118796  Pubmed: 34328500

4. Raines DL, Adler DG.The Role of Provocative Testing and Localization of the Video Capsule Endoscope in the Management of Small Intestinal Bleeding.  Gastrointest Endosc Clin N Am. 2021 Apr;31(2):317-330. Pubmed: 33743928 

5. Wild D, Raines DL, et al. Use, Yield and Risk of Device-Assisted Enteroscopy in the USA: Results from a Large Retrospective Multi-Center Cohort. Journal of Clinical Gastroenterology. J Clin Gastroenterol 2021 Oct 1;55(9):792-797. Pubmed:  32947375

6. Raines DL, Adler DA. Provocative Testing and Localization in Video Capsule Endoscopy. Gastrointestinal Endoscopy Clinics of North America. November 2020 

7. Noujaim MG, Parish A, Raines DL, et alYield and Risk of Device-Assisted Enteroscopy in the USA: Results from a Large Retrospective Multi-Center Cohort. Journal of Clinical Gastroenterology. Sept 2020. 

8. Raines DL, Jex K, Nicaud M, Adler, D. Medical Provocation in the Evaluation of Complex Cases of GI Bleeding. Gastrointestinal Endoscopy. Jan 2017.85(1):112-120. PMID: 27343413

9. Raines DL, Spera M, Bollinger E. The Safety and Efficacy of Device-Assisted Enteroscopy in the Setting of Thienopyridine Antiplatelet Therapy. Journal of Clinical Gastroenterology. June 2016. PMID: 27136961

10. Theilin C, Geist J, Hutchings JJ, Raines DL. Clinical Presentations of Secondary Aortoenteric Fistulae. Journal of Gastroenterology and Hepatology Research. May 2015. May 21 (4): 1618-1626.

11. Raines DL, Arbour A, et al. Variation in Small Bowel Length: A Factor in Achieving Total Enteroscopy? Digestive Endoscopy 2014 May; 26 (6)

12. Wang YZ, Raines DL, et al. Surgical Treatment Options for Rectal Carcinoid Cancer: Local versus Radical Excision. The American Surgeon 2014 Jan; 80(1):31-5

13.  Bollinger EA, Saitta P, Raines DL. Distribution of Bleeding Intestinal Angioectasias. World of Journal of Gastroenterology.2012 November 21; 18(43): 6235-6239.

14. Raines D, Chester M, Diebold AE, Mamikunian P, Anthony CT, Mamikunian G, Woltering EA. A prospective evaluation of the effect of chronic proton pump inhibitor use on plasma biomarker levels in humans. Pancreas. 2012 May;41(4):508-11. PubMed PMID: 22460728.

15. Raines DL, Hutchings JJ. Evaluation of Obscure Gastrointestinal Bleeding after a Negative Capsule Endoscopy. In. Capsule Endoscopy by Case Study. Ed. Daniel Raines. Ambris Publishing. 2012