Initiation of Radiofrequency Ablation with Circumferential versus Focal Therapy Does Not Alter Efficacy or Safety in Barrett’s Esophagus: Results from the U.S. RFA Reg...
Pasricha S, Bulsiewicz WJ, Triadafilopoulos G, Wolfsen HC, Lightdale CJ, Ertan A, Camara DS, Komanduri S, Corbett FS, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013Gender Differences and Response to Radiofrequency Ablation for Barrett’s Esophagus: Results from the U.S. RFA Registry
Pasricha S, Bulsiewicz WJ, Rothstein RI, Infantolino A, Ertan A, Camara DS, Dellon ES, Triadafilopoulos F, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013National Practice Patterns in the Timing of Radiofrequency Ablation (RFA) For Barrett’s Esophagus: Results from the U.S. RFA Registry
Pasricha S, Bulsiewicz WJ, Infantolino A, Madanick R, Corbett SF, Pruitt RE, Chmielewski GW, Overholt BF, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013What Is the Histology of Subsquamous Intestinal Metaplasia (SSIM) In Patients with Prior Radiofrequency Ablation (RFA) For Treatment of Barrett’s Esophagus (BE)? Resul...
Hathorn KE, Bulsiewicz WJ, Pruitt RE, Chmielewski GW, Madanick RD, Corbett FS, Rothstein RI, Lightdale CJ, Triadafilopoulos G, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013Effect of Site Volume on Eradication of Barrett’s Esophagus (BE): Results from the U.S. RFA Registry
Pasricha S, Bulsiewicz WJ, Muthusamy VR, Komanduri S, Wolfsen HC, Pruitt RE, Ertan A, Chmielewski GW, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013Compliance with High-dose Acid Suppression Does Not Appreciably Alter the Efficacy or Safety of Radiofrequency Ablation (RFA) In Barrett’s Esophagus (BE): Results from...
Madanick RD, Bulsiewicz WJ, Wolfsen HC, Lightdale CJ, Lyday WD, Triadafilopoulos G, Dellon ES, Rothstein RI, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013Characterization of Patients With Lymphocytic Esophagitis, an Emerging Clinicopathologic Disease
Sarina Pasricha, Amit Gupta, Olga Speck, John T. Woosley, William J. Bulsiewicz, Nicholas J. Shaheen, Evan S. Dellon, Digestive Disease Week, Orlando, FL, 5/1/2013Esophageal Endoscopic Mucosal Resection: Efficacy and Safety At a Tertiary Care Center
Sarina Pasricha, Kelly E. Hathorn, William J. Bulsiewicz, Nan Li, Albert J. Rogers, Ryan D. Madanick, Evan S. Dellon, Nicholas J. Shaheen, Digestive Disease Week, Orlando, FL, 5/1/2013The Efficacy and Safety of Radiofrequency Ablation (RFA) For Treatment of Barrett’s Esophagus Containing Intramucosal Carcinoma (IMC): Results from the U.S. RFA Registry
Hathorn KE, Bulsiewicz WJ, Dellon ES, Rothstein RI, Corbett FS, Muthusamy VR, Overholt BF, Komanduri S, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013Racial Differences in the Characteristics of Barrett's Esophagus (BE) And Response to Radiofrequency Ablation (RFA) Treatment: Results from the U.S. RFA Registry
Li N, Bulsiewicz WJ, Lightdale CJ, Madanick RD, Triadafilopoulos G, Lyday WD, Muthusamy VR, Infantolino A, Overholt BF, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013Surveillance Practices in Community and Academic Settings in Patients Who Achieve Complete Eradication of Intestinal Metaplasia (CEIM) After Radiofrequency Ablation (R...
Li N, Bulsiewicz WJ, Chmielewski GW, Corbett FS, Infantolino A, Dellon ES, Pruitt RE, Camara DS, Lyday WD, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013Predictors of Subsquamous Intestinal Metaplasia (SSIM) In Patients with Prior Radiofrequency Ablation (RFA) For Treatment of Barrett’s Esophagus: Results from the U.S....
Hathorn KE, Bulsiewicz WJ, Ertan A, Overholt BF, Pruitt RE, Lyday WD, Infantolino A, Wolfsen HC, Shaheen NJ, Digestive Disease Week, Orlando, FL, 5/1/2013Durability of Reversion to Squamous Mucosa after Successful Eradication of Barrett’s Esophagus (BE) With Radiofrequency Ablation (RFA): Results from the U.S. RFA Registry
Bulsiewicz WJ, Pasricha S, Komanduri S, Muthusamy VR, Rothstein RI, Wolfsen HC, Lightdale CJ, Overholt BF, Camara DS, Shaheen NJ, AGA/ASGE Joint Session. Digestive Disease Week, Orlando, FL, 5/1/2013Predictors of Recurrent Barrett’s Esophagus after Successful Radiofrequency Ablation in a Nationwide, Multicenter Cohort: Results from the U.S. RFA Registry
Bulsiewicz WJ, Dellon ES, Lyday WD, Ertan A, Camara DS, Komanduri S, Chmielewski GW, Muthusamy VR, Shaheen NJ, AGA/ASGE Presidential Plenary Session, Digestive Disease Week, Orlando, FL, 5/1/2013Overholt. Prior Fundoplication Does Not Improve Subsequent Safety or Efficacy Outcomes of Radiofrequency Ablation (RFA): Results from the U.S. RFA Registry
Nicholas J. Shaheen, William J. Bulsiewicz, William D. Lyday, George Triadafilopoulos, Herbert C. Wolfsen, Srinadh Komanduri, Gary W. Chmielewski, Atilla Ertan, F. Sco..., SSAT Plenary Session, Digestive Disease Week, San Diego, 5/1/2012Predictors of Complete Eradication of Barrett’s Esophagus by Radiofrequency Ablation (RFA) In a Nationwide, Multicenter Cohort: Results from the U.S. RFA Registry
William J. Bulsiewicz, Charles J. Lightdale, Ronald E. Pruitt, George Triadafilopoulos, William D. Lyday, Nicholas J. Shaheen, Digestive Disease Week, San Diego, 5/1/2012Length of Barrett’s Esophagus Predicts Likelihood of Complete Eradication of Intestinal Metaplasia and Number of Treatment Sessions of Radiofrequency Ablation (RFA): R...
William J. Bulsiewicz, Anthony Infantolino, Atilla Ertan, Srinadh Komanduri, Richard I. Rothstein, Herbert C. Wolfsen, Gary W. Chmielewski, F. Scott Corbett, Daniel S...., Digestive Disease Week, San Diego, 5/1/2012The Safety and Efficacy of Endoscopic Mucosal Resection prior to Radiofrequency Ablation for Dysplastic Barrett’s Esophagus: Results from the U.S. RFA Registry
William J. Bulsiewicz, Anthony Infantolino, Charles J. Lightdale, Atilla Ertan, Ronald E. Pruitt, V. Raman Muthusamy, Bergein F. Overholt, Nicholas J. Shaheen, Digestive Disease Week, San Diego, 5/1/2012ICD-9 Codes Do Not Reliably Identify Cases of Eosinophilic Esophagitis: A Cautionary Tale
David A. Rybnicek, William J. Bulsiewicz, Nicholas J. Shaheen, Evan S. Dellon, Digestive Disease Week, San Diego, 5/1/2012Durability of Radiofrequency Ablation (RFA) for Eradication of Dysplasia in Barrett’s Esophagus (BE) and Risk Factors for Recurrent Disease
Hannah P. Kim, William J. Bulsiewicz, Cary C. Cotton, Evan S. Dellon, Ryan D. Madanick, Nicholas J. Shaheen, Digestive Disease Week, San Diego, 5/1/2012The Safety of Radiofrequency Ablation (RFA) For Treatment of Neoplastic Barrett’s Esophagus (BE): A Study of 244 Patients with Dysplasia or Early Cancer
William J. Bulsiewicz, Hannah P. Kim, Cary C. Cotton, Evan S. Dellon, Sarina Pasricha, Ryan D. Madanick, Melissa Spacek, Xiaoxin L. Chen, 1, Roy C. Orlando, Nicholas J..., Digestive Disease Week, San Diego, 5/1/2012Eradication of Barrett’s Esophagus (BE) With Neoplasia Using Radiofrequency Ablation (RFA): A Study of 244 Patients with Dysplasia or Early Cancer
William J. Bulsiewicz, Hannah P. Kim, Cary C. Cotton, Evan S. Dellon, Sarina Pasricha, Ryan D. Madanick, Melissa Spacek, Xiaoxin L. Chen, Roy C. Orlando, Nicholas J. S..., Digestive Disease Week, San Diego, 5/1/2012Radiofrequency Ablation (RFA) Safely Treats Barrett’s Esophagus in a Nationwide, Multicenter Cohort: Results from the U.S. RFA Registry
Nicholas J. Shaheen, William J. Bulsiewicz, Richard I. Rothstein, Srinadh Komanduri, Herbert C. Wolfsen, George Triadafilopoulos, William D. Lyday, Atilla Ertan, Ronal..., Digestive Disease Week, San Diego, 5/1/2012Predictors of "Difficult to Ablate" Barrett’s Esophagus among 244 Patients with Dysplasia or Early Cancer
William J. Bulsiewicz, Hannah P. Kim, Cary C. Cotton, Evan S. Dellon, Sarina Pasricha, Ryan D. Madanick, Nicholas J. Shaheen, Digestive Disease Week, San Diego, 5/1/2012Effect of Amiloride on Acid-induced Heartburn in Non-Erosive Reflux Disease
William J. Bulsiewicz, Nicholas J. Shaheen, Mark Berner Hansen, Amy P. Pruitt, Roy C. Orlando, Digestive Disease Week, San Diego, 5/1/2012- Join now to see all
University of North Carolina HospitalsFellowship, Gastroenterology, 2010 - 2014
McGaw Medical Center of Northwestern UniversityChief Residency, Internal Medicine, 2009 - 2010
Northwestern UniversityMSCI, Clinical Investigation, 2008 - 2010
Georgetown University School of MedicineClass of 2006
Vanderbilt UniversityB.S., Chemistry, Magna Cum Laude, 1998 - 2002
SC State Medical License 2016 - 2025
GA State Medical License 2014 - 2019
NC State Medical License 2010 - 2014
IL State Medical License 2006 - 2011
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