UK HealthCare logo

Practice areas

  • Digestive Diseases and Nutrition

Faculty rank

Professor of Medicine

Clinic information

Clinical interests

  • Advanced Endoscopy
  • Endoscopic Lasers
  • Endoscopic Retrograde Cholangiopancreatography (ERCP)
  • Endoscopic Sphincterotomy
  • Esophageal Motility
  • Gastroesophageal Reflux Disease



University of Tennessee, College of Medicine, Memphis


Eastern Virginia Medical Authority, Norfolk
Hampton Veterans Affairs Medical Center, Hampton, Va.


Duke University Medical Center, Durham, N.C.

Certifications or Special training

American Board of Internal Medicine
American Board of Internal Medicine, Gastroenterology

Additional information


My name is Nicholas Nickl; I received my medical degree from the University of Tennessee, College of Medicine, Memphis. I completed a fellowship at the Duke University Medical Center, Durham, N.C.

I am board certified by the American Board of Internal Medicine in Gastroenterology.


  1. Fockens P, Cohen L, Edmundowicz SA, Binmoeller K, Rothstein RI, Smith D, Lin E, Nickl N, Overholt B, Kahrilas PJ, Vakil N, Abdel Aziz Hassan AM, Lehman GA. Prospective randomized controlled trial of an injectable esophageal prosthesis versus a sham procedure for endoscopic treatment of gastroesophageal reflux disease. Surg Endosc. 2010 Jun; 24(6):1387-97. PMID: 20198491.
    View in: PubMed
  2. Savides TJ, Donohue M, Hunt G, Al-Haddad M, Aslanian H, Ben-Menachem T, Chen VK, Coyle W, Deutsch J, DeWitt J, Dhawan M, Eckardt A, Eloubeidi M, Esker A, Gordon SR, Gress F, Ikenberry S, Joyce AM, Klapman J, Lo S, Maluf-Filho F, Nickl N, Singh V, Wills J, Behling C. EUS-guided FNA diagnostic yield of malignancy in solid pancreatic masses: a benchmark for quality performance measurement. Gastrointest Endosc. 2007 Aug; 66(2):277-82. PMID: 17643700.
    View in: PubMed
  3. Peña LR, Mardini H, Nickl N. An instrument to predict endoscopy tolerance: a prospective randomized study. Dig Dis Sci. 2007 Oct; 52(10):2888-91. PMID: 17394063.
    View in: PubMed
  4. Valentino J, Freeman S, Nickl N. Retrograde esophageal dilation using Savary dilators. Laryngoscope. 2006 Dec; 116(12):2227-8. PMID: 17146401.
    View in: PubMed
  5. Peña LR, Mardini HE, Nickl NJ. Development of an instrument to assess and predict satisfaction and poor tolerance among patients undergoing endoscopic procedures. Dig Dis Sci. 2005 Oct; 50(10):1860-71. PMID: 16187188.
    View in: PubMed
  6. Nickl NJ. The skeptical endoscopist. Gastrointest Endosc. 2005 Sep; 62(3):406-10. PMID: 16111960.
    View in: PubMed
  7. Mosler P, Sherman S, Marks J, Watkins JL, Geenen JE, Jamidar P, Fogel EL, Lazzell-Pannell L, Temkit M, Tarnasky P, Block KP, Frakes JT, Aziz AA, Malik P, Nickl N, Slivka A, Goff J, Lehman GA. Oral allopurinol does not prevent the frequency or the severity of post-ERCP pancreatitis. Gastrointest Endosc. 2005 Aug; 62(2):245-50. PMID: 16046988.
    View in: PubMed
  8. Nickl N. Endoscopic approach to gastrointestinal stromal tumors. Gastrointest Endosc Clin N Am. 2005 Jul; 15(3):455-66, viii. PMID: 15990051.
    View in: PubMed
  9. Varadarajulu S, Eloubeidi MA, Patel RS, Mulcahy HE, Barkun A, Jowell P, Libby E, Schutz S, Nickl NJ, Cotton PB. The yield and the predictors of esophageal pathology when upper endoscopy is used for the initial evaluation of dysphagia. Gastrointest Endosc. 2005 Jun; 61(7):804-8. PMID: 15933679.
    View in: PubMed
  10. Eloubeidi MA, Gress FG, Savides TJ, Wiersema MJ, Kochman ML, Ahmad NA, Ginsberg GG, Erickson RA, Dewitt J, Van Dam J, Nickl NJ, Levy MJ, Clain JE, Chak A, Sivak MV, Wong R, Isenberg G, Scheiman JM, Bounds B, Kimmey MB, Saunders MD, Chang KJ, Sharma A, Nguyen P, Lee JG, Edmundowicz SA, Early D, Azar R, Etemad B, Chen YK, Waxman I, Shami V, Catalano MF, Wilcox CM. Acute pancreatitis after EUS-guided FNA of solid pancreatic masses: a pooled analysis from EUS centers in the United States. Gastrointest Endosc. 2004 Sep; 60(3):385-9. PMID: 15332028.
    View in: PubMed
  11. Nickl NJ. Gastrointestinal stromal tumors: new progress, new questions. Curr Opin Gastroenterol. 2004 Sep; 20(5):482-7. PMID: 15689683.
    View in: PubMed
  12. Ahmad NA, Kochman ML, Brensinger C, Brugge WR, Faigel DO, Gress FG, Kimmey MB, Nickl NJ, Savides TJ, Wallace MB, Wiersema MJ, Ginsberg GG. Interobserver agreement among endosonographers for the diagnosis of neoplastic versus non-neoplastic pancreatic cystic lesions. Gastrointest Endosc. 2003 Jul; 58(1):59-64. PMID: 12838222.
    View in: PubMed
  13. Choudari CP, Nickl NJ, Fogel E, Lehman GA, Sherman S. Hereditary pancreatitis: clinical presentation, ERCP findings, and outcome of endoscopic therapy. Gastrointest Endosc. 2002 Jul; 56(1):66-71. PMID: 12085037.
    View in: PubMed
  14. Kortas DY, Haas LS, Simpson WG, Nickl NJ, Gates LK. Mallory-Weiss tear: predisposing factors and predictors of a complicated course. Am J Gastroenterol. 2001 Oct; 96(10):2863-5. PMID: 11693318.
    View in: PubMed
  15. Johnston TD, Gates R, Reddy KS, Nickl NJ, Ranjan D. Nonoperative management of bile leaks following liver transplantation. Clin Transplant. 2000 Aug;14(4 Pt 2):365-9.
    View in: PubMed