Noel N. Williams, MD

Reported procedures

• Fobi pouch Source ↗
• LAP-band Source ↗
• mini gastric bypass Source ↗
• revision Source ↗
• Roux-en-Y Source ↗
• vertical banded gastroplasty Source ↗
• vertical sleeve gastrectomy Source ↗

Source-reported information; confirm current details directly.

Reported credentials

• Surgery Source ↗

Source-reported information; confirm current details directly.

Reported affiliations

• UNIVERSITY OF PENN - MEDICAL GROUP Source ↗
• The Children's Hospital of Philadelphia Source ↗

Source-reported information; confirm current details directly.

Selected publications

• Immersive virtual reality simulation for technical skills acquisition in pneumothorax management and chest tube insertion: A randomized controlled trial among surgery interns. · 2026 Source ↗
• Improvement in Biomarkers and Freedom From Hospitalization in Bariatric Surgery Patients With Heart Failure. · 2025 Source ↗
• Concomitant laparoscopic cholecystectomy with bariatric surgery: current insights from the 2015-2021 MBSAQIP database. · 2025 Source ↗
• Association of inferior vena cava filter placement with perioperative outcomes after bariatric surgery: a contemporary analysis of 721,161 patients. · 2025 Source ↗
• Sleeve gastrectomy versus GLP-1 agonist to improve kidney transplant access in end-stage renal disease patients with obesity: a decision analysis. · 2025 Source ↗
• Head-mounted camera as a debriefing tool for surgical simulation-based training: a randomized controlled study in Senegal. · 2025 Source ↗
• Perioperative Outcomes of Staple Line Reinforcement During Laparoscopic and Robotic Sleeve Gastrectomy: An MBSAQIP Cohort Study of 284,580 Patients. · 2025 Source ↗
• Simulation training with haptic feedback of instrument vibrations reduces resident workload during live robot-assisted sleeve gastrectomy. · 2025 Source ↗
• Comparison of Gastrostomy Techniques in Stroke Patients With Dysphagia: An Entropy-Balanced Analysis. · 2024 Source ↗
• Bariatric surgery in patients with preoperative therapeutic anticoagulation: a 2015-2021 MBSAQIP database study. · 2024 Source ↗
• Predicting Recurrent Deficiency and Suboptimal Monitoring of Thiamin Deficiency in Patients with Metabolic and Bariatric Surgery. · 2024 Source ↗
• Learning curve of laparoscopic appendectomy in a low-resource setting: a cumulative sum analysis of operative length. · 2024 Source ↗
• Safety of elective enteral access in elderly patients: a comparative analysis of perioperative risk. · 2024 Source ↗
• Enteral Access Outcomes in Patients Hospitalized With Cardiac Disease: A Retrospective Cohort Study. · 2024 Source ↗
• Sleeve Gastrectomy Reduces the Need for Liver Transplantation in Patients with Obesity and Non-Alcoholic Steatohepatitis: a Predictive Model. · 2024 Source ↗
• Psychopathology, disordered eating, and impulsivity as predictors of weight loss 24 months after metabolic and bariatric surgery. · 2024 Source ↗
• A Systematic Review of Immersive Virtual Reality for Nontechnical Skills Training in Surgery. · 2024 Source ↗
• Ventricular Remodeling Following Metabolic and Bariatric Surgery Decreases Need for Heart Transplantation: A Predictive Model. · 2024 Source ↗
• Trends in bariatric surgery training: bariatric operations performed by Fellowship Council trainees from 2012 to 2019. · 2024 Source ↗
• Factors associated with conversion in laparoscopic surgery in a low-resource setting: a single-center prospective study. · 2023 Source ↗
• What are trainees watching? Assessing the educational quality of online laparoscopic cholecystectomy training videos using the LAP-VEGaS guidelines. · 2023 Source ↗
• Assessment of YouTube as an online educational tool in teaching laparoscopic Roux-en-Y gastric bypass: A LAP-VEGaS study. · 2023 Source ↗
• Evolution of laparoscopic surgery in a sub-Saharan African country: a 30-year literature review in Senegal. · 2023 Source ↗
• Evaluation of the educational quality of publicly available online videos on laparoscopic jejunostomy by utilizing the LAP-VEGaS guidelines. · 2023 Source ↗
• Conversion to Roux-En-Y Gastric Bypass: a successful means of mitigating reflux after laparoscopic sleeve gastrectomy. · 2023 Source ↗
• Changes in Eating Behaviors and Their Relation to Weight Change 6 and 12 Months After Bariatric Surgery. · 2023 Source ↗
• Online information for incisional hernia repair: What are patients reading? · 2023 Source ↗
• Quality and readability of online patient information on the left ventricular assist device. · 2023 Source ↗
• Uncontrolled donation after cardiac death kidney transplantation: Opportunity to expand the donor pool? · 2023 Source ↗
• Quality and readability assessment of online patient information on cytoreductive surgery and hyperthermic intraperitoneal chemotherapy. · 2023 Source ↗
• Quality and Readability of Online Patient Information on Adolescent Bariatric Surgery. · 2023 Source ↗
• Delayed CRS-HIPEC Is Associated with Decreased Survival in Patients with Malignant Peritoneal Mesothelioma: A Markov Decision Analysis. · 2023 Source ↗
• Online Resources for Patients Considering Hiatal Hernia Repair: a Quality and Readability Analysis. · 2023 Source ↗
• Binge eating disorder and eating self-efficacy in adults seeking bariatric surgery. · 2022 Source ↗
• Pulling Back from the Brink: A Multi-Pronged Approach to Address General Surgery Resident Clinical Work Hour Adherence. · 2022 Source ↗
• Reply to: Risk factors for postdischarge venous thromboembolism among bariatric surgery patients and the evolving approach to extended thromboprophylaxis with enoxaparin. · 2022 Source ↗
• How safe is adolescent bariatric surgery? An analysis of short-term outcomes. · 2022 Source ↗
• The Effects of the Affordable Care Act on Utilization of Bariatric Surgery. · 2021 Source ↗
• Practical considerations of developing and conducting a successful telehealth practice in response to COVID-19. · 2021 Source ↗
• American Society for Metabolic and Bariatric Surgery: Preoperative Care Pathway for Laparoscopic Roux-en-Y Gastric Bypass. · 2021 Source ↗
• Risk factors for postdischarge venous thromboembolism among bariatric surgery patients and the evolving approach to extended thromboprophylaxis with enoxaparin. · 2021 Source ↗
• The efficacy and safety of definitive concurrent chemoradiotherapy for non-operable esophageal cancer. · 2021 Source ↗
• Modified Metabolic Syndrome Predicts Worse Outcomes in Obese Patients Undergoing Inguinal Hernia Repair. · 2021 Source ↗
• Reliability of acoustic radiation force impulse shear wave elastography in the evaluation of liver stiffness in morbidly obese patients. · 2020 Source ↗
• Can We Coach Resilience? An Evaluation of Professional Resilience Coaching as a Well-Being Initiative for Surgical Interns. · 2020 Source ↗
• Perspectives of adolescents with severe obesity on social Media in Preparation for weight-loss surgery: a qualitative study. · 2020 Source ↗
• Validation and improvement of a highly predictive bariatric surgery mortality risk calculator to include sleeve gastrectomy using MBSAQIP 2015-2017 data. · 2020 Source ↗
• Laparoscopic Sleeve Gastrectomy Carries a Lower Perioperative Mortality Including Sudden Cardiac Death over Roux-en-Y Gastric Bypass in Patients with a Prior Cardiac History: An MBSAQIP Analysis. · 2020 Source ↗
• Reverse epidemiology and the obesity paradox for patients with chronic kidney disease: a Markov decision model. · 2020 Source ↗
• Hiatal Hernia after Esophagectomy: An Underappreciated Complication? · 2020 Source ↗
• Nationwide Analysis of 30-Day Readmissions After Esophagectomy: Causes, Costs, and Risk Factors. · 2020 Source ↗
• Prebariatric surgery care and postoperative outcomes: increased number of visits associated with smaller weight losses over first 2 postoperative years. · 2019 Source ↗
• Bariatric surgery before and after kidney transplantation: long-term weight loss and allograft outcomes. · 2019 Source ↗
• Psychopathology, disordered eating, and impulsivity as predictors of outcomes of bariatric surgery. · 2019 Source ↗
• National Postoperative Bariatric Surgery Outcomes in Patients with Chronic Kidney Disease and End-Stage Kidney Disease. · 2019 Source ↗
• Health and appearance: Factors motivating the decision to seek bariatric surgery. · 2019 Source ↗
• The Malnourished Patient With Obesity: A Unique Paradox in Bariatric Surgery. · 2018 Source ↗
• Interprofessional Simulations to Inform Perioperative Facility Planning and Design. · 2019 Source ↗
• Stenosis of gastric sleeve after laparoscopic sleeve gastrectomy: clinical, radiographic and endoscopic findings. · 2018 Source ↗
• Surgical management of obesity. · 2018 Source ↗
• Mesenteric visceral lipectomy using tissue liquefaction technology reverses insulin resistance and causes weight loss in baboons. · 2018 Source ↗
• Surgical Management of Early-Stage Esophageal Adenocarcinoma Based on Lymph Node Metastasis Risk. · 2018 Source ↗
• Curriculum Using the In-Situ Operating Room Setting. · 2017 Source ↗
• Resource Usage Implementing the Surgical Resident Prep Curriculum at a Single Institution. · 2018 Source ↗
• Hyperirritable stomach as a cause of obstructive symptoms after sleeve gastrectomy: clinical and radiographic findings. · 2018 Source ↗
• Mammographic breast density decreases after bariatric surgery. · 2017 Source ↗
• Changes in Fasting and Prandial Gut and Adiposity Hormones Following Vertical Sleeve Gastrectomy or Roux-en-Y-Gastric Bypass: an 18-Month Prospective Study. · 2017 Source ↗
• Integration of Hands-On Team Training into Existing Curriculum Improves Both Technical and Nontechnical Skills in Laparoscopic Cholecystectomy. · 2017 Source ↗
• In Situ Operating Room-Based Simulation: A Review. · 2017 Source ↗
• Symptomless Multi-Variable Apnea Prediction Index Assesses Obstructive Sleep Apnea Risk and Adverse Outcomes in Elective Surgery. · 2017 Source ↗
• Preoperative Medical Weight Management in Bariatric Surgery: a Review and Reconsideration. · 2017 Source ↗
• Medical School Surgical Boot Camps: A Systematic Review. · 2017 Source ↗
• The Surgical Management of Obesity. · 2016 Source ↗
• Binge-eating disorder and the outcome of bariatric surgery in a prospective, observational study: Two-year results. · 2016 Source ↗
• Can Simulated Team Tasks be Used to Improve Nontechnical Skills in the Operating Room? · 2016 Source ↗
• The role of body mass index class in cholecystectomy after acute cholecystitis: An American College of Surgeons National Surgical Quality Improvement Program analysis. · 2016 Source ↗
• Changes in neural responsivity to highly palatable foods following roux-en-Y gastric bypass, sleeve gastrectomy, or weight stability: An fMRI study. · 2016 Source ↗
• Endoscopic treatments of obesity: a comprehensive review. · 2016 Source ↗
• Predicting incisional hernia after bariatric surgery: a risk stratification model based upon 2161 operations. · 2016 Source ↗
• Complications and Surveillance After Bariatric Surgery. · 2016 Source ↗
• A Milestone-Based Evaluation System-The Cure for Grade Inflation? · 2015 Source ↗
• Laparoscopic transhiatal esophagectomy improves hospital outcomes and reduces cost: a single-institution analysis of laparoscopic-assisted and open techniques. · 2016 Source ↗
• Laparoscopic hand-assisted versus robotic-assisted laparoscopic sleeve gastrectomy: experience of 103 consecutive cases. · 2016 Source ↗
• A Randomized Controlled Trial to Assess the Effects of Competition on the Development of Laparoscopic Surgical Skills. · 2015 Source ↗
• Resident education in robotic-assisted vertical sleeve gastrectomy: outcomes and cost-analysis of 411 consecutive cases. · 2016 Source ↗
• Variation in the use of minimally invasive bariatric surgery. · 2016 Source ↗
• Vertical sleeve gastrectomy specimens have a high prevalence of unexpected histopathologic findings requiring additional clinical management. · 2015 Source ↗
• Deliberate practice enhances quality of laparoscopic surgical performance in a randomized controlled trial: from arrested development to expert performance. · 2015 Source ↗
• GLP-1 plays a limited role in improved glycemia shortly after Roux-en-Y gastric bypass: a comparison with intensive lifestyle modification. · 2015 Source ↗
• Rescue pyloroplasty for refractory delayed gastric emptying following esophagectomy. · 2014 Source ↗
• Roux-en-Y gastric bypass compared with aggressive diet and exercise therapy for morbidly obese patients awaiting renal transplant: a decision analysis. · 2014 Source ↗
• A practical system for recording instrument interactions during live robotic surgery. · 2013 Source ↗
• Surgical therapy for obesity. · 2012 Source ↗
• Penn Medicine Clinical Simulation Center. · 2011 Source ↗

Source-reported information; confirm current details directly.

Professional identifier

NPI: 1770510679