Education

  • BS, Texas A & M University, 1982
  • MD, Baylor College of Medicine, 1986
  • Residency, General Surgery, University of Texas San Antonio, 1986-1993
  • Fellowship in Advanced Laparoscopy, Duke University, 1994-1995

Research Interests

Dr. Philip R. Schauer is the United Companies Life Insurance Co./ Mary Kay and Terrell Brown Chair endowed Professor of Metabolic Surgery at Pennington Biomedical Research Center of Louisiana State University in Baton Rouge and Director of the Metamor Metabolic Institute. He is past president of the American Society for Metabolic & Bariatric Surgery (ASMBS), the former Chair and founder of Obesity Week (2012-present) and Co-Chair of the Diabetes Surgery Summit (2007, 2015, 2019).

Dr. Schauer's clinical interests include obesity, diabetes and metabolic surgery. He has performed more than 9000 operations on 5 continents around the world for severe obesity and diabetes.  His research interests include the pathophysiology of obesity and type 2 diabetes, and outcomes of metabolic surgery.

He is ranked No. 1 in the world as an expert in bariatric surgery by Expertscape. He has authored more than 400 scientific papers, 60 textbook chapters, and 3 textbooks, and he has published work in high impact journals such as New England Journal Medicine, JAMA, Lancet, Nature, Diabetologia, Diabetes Care, Annals of Surgery and others with more than 53,000 citations and a H-index of 106, i10-index of 337. He is principal investigator of the STAMPEDE trail published in New England Journal of Medicine (2012, 2014, 2017) with more than 6000 citations and numerous awards from American Heart Association, American College of Cardiology, NIH and Wall Street Journal.  He has been principal investigator on 3 NIH funded studies evaluating surgical treatment of diabetes and obesity. He is past chairman of the Bariatric Surgery Section of The Obesity Society (TOS). He has been a member of the editorial board of many scientific journals. He has been an invited speaker for more than 200 international lectures, and he has trained more than 200 postgraduate surgeons and 100 fellows. He is the recipient of the SAGES Pioneer in Surgical Endoscopy Award 2018 and the Cleveland Clinic 2015 Sones Award – highest honor for scientific innovation at the Cleveland Clinic.

Curriculum Vitae

Selected Publications

  1. Schauer PR, Kashyap SR, Wolski K, Brethauer SA, Kirwan JP, Pothier CE, Thomas S, Abood B, Nissen SE, Bhatt DL. Bariatric surgery versus intensive medical therapy in obese patients with diabetes. N Engl J Med. 2012 Apr 26;366(17):1567-76. 

  2. Schauer PR, Bhatt DL, Kirwan JP, Wolski K, Aminian A, Brethauer SA, Navaneethan SD, Singh RP, Pothier CE, Nissen SE, Kashyap SR; STAMPEDE Investigators. Bariatric Surgery versus Intensive Medical Therapy for Diabetes - 5-Year Outcomes. N Engl J Med. 2017 Feb 16;376(7):641-651. 

  3. Schauer PR, Ikramuddin S, Gourash W, Ramanathan R, Luketich J. Outcomes after laparoscopic Roux-en-Y gastric bypass for morbid obesity. Ann Surg. 2000 Oct;232(4):515-29. 

  4. Schauer PR, Burguera B, Ikramuddin S, Cottam D, Gourash W, Hamad G, Eid GM, Mattar S, Ramanathan R, Barinas-Mitchel E, Rao RH, Kuller L, Kelley D. Effect of laparoscopic Roux-en Y gastric bypass on type 2 diabetes mellitus. Ann Surg. 2003 Oct;238(4):467-84; discussion 84-5. 

  5. Cottam D, Qureshi FG, Mattar SG, Sharma S, Holover S, Bonanomi G, Ramanathan R, Schauer P. Laparoscopic sleeve gastrectomy as an initial weight-loss procedure for high-risk patients with morbid obesity. Surg Endosc. 2006 Jun;20(6):859-63. 

  6. Brethauer SA, Aminian A, Romero-Talamás H, Batayyah E, Mackey J, Kennedy L, Kashyap SR, Kirwan JP, Rogula T, Kroh M, Chand B, Schauer PR. Can diabetes be surgically cured? Long-term metabolic effects of bariatric surgery in obese patients with type 2 diabetes mellitus. Ann Surg. 2013 Oct;258(4):628-36; discussion 636-7. 

  7. Mattar SG, Velcu LM, Rabinovitz M, Demetris AJ, Krasinskas AM, Barinas-Mitchell E, Eid GM, Ramanathan R, Taylor DS, Schauer PR. Surgically-induced weight loss significantly improves nonalcoholic fatty liver disease and the metabolic syndrome. Ann Surg. 2005 Oct;242(4):610-7; discussion 618-20. 

  8. Kashyap, S.R., Daud, S., Kelly, K.R., Gastaldelli, A., Win, H., Brethauer, S., Kirwan, J.P., & Schauer, P.R. (2010). Acute effects of gastric bypass versus gastric restrictive surgery on B-cell function and insulinotropic hormones in severely obese patients with type 2 diabetes. Int J Obes (Lond), 34(3), 462-471. 

  9. Courcoulas, A.P., Patti, M.E., Hu, B., Arterburn, D.E., Simonson, D.C., Gourash, W.F., Jakicic, J.M., Vernon, A.H., Beck, G.J., Schauer, P.R., Kashyap, S.R., Aminian, A., Cummings, D.E., & Kirwan, J.P. (2024). Long-Term Outcomes of Medical Management vs Bariatric Surgery in Type 2 Diabetes. JAMA, 331 (8), 654-664.

  10. Kachmar M, Albaugh VL, Yang S, Corpodean F, Heymsfield SB, Katzmarzyk PT, Freedman DS, Schauer PR. Disproportionate increase in BMI of ≥60 kg/m2 in the USA. Lancet Diabetes Endocrinol. 2025 Jun;13(6):463-465.

  11. Kachmar M, Corpodean F, LaChute C, Popiv I, Cook MW, Danos DM, Albaugh VL, Moraes DL, Tang WHW, Schauer PR. Clinical Outcomes of Metabolic Surgery on Diuretic Use in Patients With Heart Failure. Am J Cardiol. 2024 Sep 1;226:128-133. 

PubMed Bibliography
ORCID Bibliography
SCOPUS Bibliography
Google Scholar Bibliography 
Expertscape Bibliography