Dr. Mangan completed her fellowship in gastroenterology and hepatology at Thomas Jefferson University Hospital and then went on to complete an advanced endoscopy fellowship focusing on ERCP and endoscopic ultrasound at Thomas Jefferson University Hospital. She completed additional training in endoscopic bariatric weight loss procedures including endoscopic sleeve gastroplasty (ESG) and transoral outlet reduction (TORe). In addition to her expertise in minimally invasive weight loss procedures, she has clinical interest and experience with procedures focused on pancreaticobiliary conditions, specifically patients with pancreatic and biliary cancers. She is also an expert in the management of GI neuroendocrine tumors and works closely alongside the multidisciplinary neuroendocrine tumor team at Penn Medicine.