Dr. Annick-marie V. Kaufman

Dr. Erwin is a board-certified general surgeon. His clinical interests include breast surgery, general surgery and surgical education. His research interests include surgical education. Dr. Erwin obtained his medical degree from the University of Medicine and Dentistry of New Jersey. He completed his residencies at Morristown Memorial Hospital and Lehigh Valley Hospital and Health Network. Dr. Erwin is certified by the American Board of Surgery. Dr. Erwin is rated as an Advanced provider by MediFind in the treatment of Esophagitis. His top areas of expertise are Gallstones, Choledocholithiasis, Gallbladder Disease, Gastrectomy, and Endoscopy.

John Widger is a General Surgeon in Bloomsburg, Pennsylvania. Dr. Widger is rated as an Advanced provider by MediFind in the treatment of Esophagitis. His top areas of expertise are Angiosarcoma, Breast Cancer, Paget Disease of the Breast, Intraductal Papilloma, and Gastrectomy.

Anthony T. Petrick, MD, FACS, FASMBS, is a board-certified general surgeon specializing in esophageal and bariatric surgery. Dr. Petrick performs a number of advanced and specialized surgical procedures including advanced endoscopy, revisional bariatric surgery, laparoscopic gastric band (or “lap band”), gastric bypass, biliopancreatic diversion with duodenal switch and gastric sleeve. He also treats people for various conditions affecting the stomach and gastrointestinal (GI) system, including hiatal and paraesophageal hernia, achalasia and acid reflux (GERD).|Board-certified in general surgery, Dr. Petrick earned his medical degree from Georgetown University in Washington, D.C. He completed general surgery residency at Georgetown University Medical Center in Washington, D.C. He then completed a fellowships in Surgical Oncology at and Beth Israel Deaconess Medical Center in Boston and in Bariatric and Foregut surgery at the University of Pittsburgh Medical Center.|For the past 18 years, Dr. Petrick served as program director for the Geisinger bariatric and foregut surgical fellowship. He now serves as associate program director, acting as a mentor to bariatric surgery fellows. Dr. Petrick has a strong commitment to research in bariatric and foregut surgery and has authored more than 100 articles. Currently, he serves as chief quality officer for inpatient services at Geisinger and Director of the Division of Bariatric and Foregut surgery.|Dr. Petrick is an active member of the Society of Gastrointestinal and Endoscopic Surgeons and a fellow of the American College of Surgeons and American Society of Metabolic and Bariatric Surgeons. He chairs to Data and Quality Committee for the Metabolic and Bariatric Surgery Accreditation and Quality Improvement Program and also serves as an editorial board member for the journal Surgical and Obesity-Related Diseases and a columnist for Bariatric Times.|In his free time, Dr. Petrick serves on the board of education at St. Joseph School in Danville. He also coaches the Susquehanna Valley Stampede varsity and junior varsity ice hockey teams.|Clinical Focus: Bariatric Surgery|If you’re a provider who’d like to refer a patient, call our 24/7 referral line at 800-332-8901 or visit www.emr-link.com. Dr. Petrick is rated as a Distinguished provider by MediFind in the treatment of Esophagitis. His top areas of expertise are Obesity, Hiatal Hernia, Hernia, Gastric Bypass, and Endoscopy.