Dr. Onwueme graduated with Distinction from Yale University with dual BSc/MSc degrees in chemistry and received MD and PhD degrees from Weill Cornell Medical College. He completed his Internal Medicine residency at Brigham and Women’s Hospital (Clinical Fellow Harvard Medical School) and his Gastroenterology fellowship at Johns Hopkins University School of Medicine. He is currently the Director of clinical trials at Woodholme Gastroenterology and has an ardent interest in the role of microbial metabolites in gut diseases. Dr. Onwueme prizes commitment to quality and compassionate patient care to which he devotes his practice. He has expert knowledge in gut microbiology and a special interest in diarrheal diseases, disordered gut motility, autoimmune and inflammatory bowel disease. Dr. Onwueme is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Gastric Dysmotility, Diverticular Disease, Diarrhea, Endoscopy, and Gastrectomy.

Steven Epstein is a Gastroenterologist in Baltimore, Maryland. Dr. Epstein is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Familial Adenomatous Polyposis, Attenuated Familial Adenomatous Polyposis, Cronkhite-Canada Disease, Gastrectomy, and Colonoscopy.

Agazi Gebreselassie is a Gastroenterologist and a Hospital Medicine provider in Baltimore, Maryland. Dr. Gebreselassie is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Jaundice, Macroamylasemia, Portal Hypertension, Endoscopy, and Colonoscopy.

Eric Blum is a Gastroenterologist in Baltimore, Maryland. Dr. Blum is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Diverticular Disease, Familial Adenomatous Polyposis, Viral Gastroenteritis, Colonoscopy, and Endoscopy.

Usman Waheed is a General Surgeon in Randallstown, Maryland. Dr. Waheed is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Cellulitis, Peptic Ulcer, Necrosis, Gastrostomy, and Gallbladder Removal.

Eric Kraut is an Intensive Care Medicine provider in Owings Mills, Maryland. Dr. Kraut is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Cholecystitis, Gastrostomy, and Colostomy.

Gastroenterologist Mouen Khashab specializes in therapeutic endoscopy, and he oversees this group of practitioners across the Johns Hopkins enterprise. Nationally and internationally known in the field of interventional endoscopy, Dr. Khashab has contributed immensely to the field’s advancement as a minimally invasive means to treat gastrointestinal and pancreaticobiliary disorders. Dr. Khashab earned his medical degree from the American University of Beirut Faculty of Medicine, and subsequently completed a residency in internal medicine and a fellowship in gastroenterology at Indiana University. He then completed a two-year fellowship at The Johns Hopkins Hospital before joining the faculty in 2011. A busy researcher, Dr. Khashab has published more than 600 papers in peer-reviewed journals. In 2013, he described the procedure called gastric peroral endoscopic myotomy (known as G-POEM) and was able to disseminate and teach it all over the world. Other procedures that he expanded include peroral endoscopic myotomy (POEM), peroral endoscopic myotomy with fundoplication (POEM-F), Zenker’s peroral endoscopic myotomy (Z-POEM) and full thickness resection. In 2022, he received the Master Endoscopist Award from the American Society for Gastrointestinal Endoscopy (ASGE) for his numerous contributions to the field. His procedural expertise includes endoscopic retrograde cholangiopancreatography (ERCP), endoscopic ultrasound (EUS), interventional EUS, submucosal endoscopy, POEM/achalasia, endoscopic mucosal resection, endoscopic submucosal dissection, luminal stenting, large polyp resection and Barrett’s therapy, among others. Dr. Khashab is involved with multiple gastrointestinal societies and has served on many committees, including the ASGE Standards of Practice Committee, which is in charge of formulating guidelines for the practice of endoscopy. He has also served as an associate editor for the journal Endoscopy, a premier journal in the field. Khashab is a highly sought-after speaker at national and international conferences, and he has participated in multiple live endoscopy conferences. Outside of academic medicine, Dr. Khashab is an entrepreneur. His major interest is in new technology and medical devices, and his goal is to disrupt the field by introducing technology that makes endoscopic procedures safer, easier, efficient and more scalable. Dr. Khashab is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Achalasia, Pancreatic Pseudocyst, Bile Duct Obstruction, Endoscopy, and Gastric Bypass.

Joseph Bennett is a General Surgeon and a Surgical Oncologist in Randallstown, Maryland. Dr. Bennett is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Pancreatic Adenoma, Pancreatic Cancer, Familial Pancreatic Cancer, Pancreatectomy, and Small Bowel Resection. Dr. Bennett is currently accepting new patients.

Joshua Wolf is a Colorectal Surgeon in Baltimore, Maryland. Dr. Wolf is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Anal Fissure, Familial Colorectal Cancer, Colorectal Cancer, Colostomy, and Hernia Surgery.

Dr. Cunningham earned his M.D. from George Washington University and completed general surgery residency at the University of Maryland. He has completed fellowships in both oncology research and pancreatic and hepatobiliary surgery at Johns Hopkins Hospital. Throughout his career, he has been a prolific contributor and editor with over 100 contributions to a variety of medical journals, guidelines, conferences and textbooks [see Research tab]. He has also served as a Cancer Liaison Physician for the American College of Surgeons, Commission on Cancer. A member the American College of Surgeons, the Society for American Gastrointestinal & Endoscopic Surgeons, the Americas Hepato-Pancreato-Biliary Association, the International Hepato-Pancreato-Biliary Association, the Society for Surgical Oncology, the Society for Surgery of the Alimentary Tract, and the Pancreas Club, Dr. Cunningham offers world-class multidisciplinary and minimally invasive evaluation and treatment of pancreatic, biliary and liver diseases, both benign and malignant. LinkedIn https://www.linkedin.com/in/stevenccunningham. Dr. Cunningham is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Biliary Dyskinesia, Gallbladder Disease, Pancreatic Cancer, Gallbladder Removal, and Pancreaticoduodenectomy.

Dr. Melia specializes in inflammatory bowel disease (IBD), and her clinical expertise includes ulcerative colitis, Crohn’s disease, microscopic colitis, collageneous colitis and Celiac disease. Her primary research interest is improving approaches for individualized care for patients with IBD through functional genomic studies, particularly related to diet, host, and microbiota interactions. She has authored numerous peer-reviewed publications. Dr. Melia is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. Her top areas of expertise are Viral Gastroenteritis, Crohn's Disease, Colitis, Endoscopy, and Colonoscopy.

Dr. Lazarev joined Johns Hopkins from the Mount Sinai Medical Center in New York, where he completed the Present-Levison advanced inflammatory bowel disease fellowship. A specialist in the diagnosis and management of Crohn's disease and ulcerative colitis, Dr. Lazarev has published numerous peer-reviewed articles, abstracts and chapters. Dr. Lazarev is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Ulcerative Colitis, Colonoscopy, and Endoscopy.

Jose Diaz is an Intensive Care Medicine provider in Baltimore, Maryland. Dr. Diaz is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Gastrointestinal Fistula, Chronic Subdural Hematoma, Delirium, Gastrostomy, and Hernia Surgery.

Marcie Feinman is a General Surgeon in Randallstown, Maryland. Dr. Feinman is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. Her top areas of expertise are Delirium, Ogilvie Syndrome, Cholecystitis, Gastrostomy, and Hernia Surgery. Dr. Feinman is currently accepting new patients.

Alan Davis is a General Surgeon in Randallstown, Maryland. Dr. Davis is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Peptic Ulcer, Necrosis, Stasis Dermatitis and Ulcers, and Venous Insufficiency. Dr. Davis is currently accepting new patients.

Julia Purchla is a General Surgeon in Randallstown, Maryland. Dr. Purchla is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. Her top areas of expertise are Gastrointestinal Fistula, Hepato-Pancreato-Biliary Surgery, and Pancreatectomy. Dr. Purchla is currently accepting new patients.

Elliot Schwarzenberger is a Gastroenterologist in Pikesville, Maryland. Dr. Schwarzenberger is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Gas Bloat Syndrome, Diverticular Disease, Familial Adenomatous Polyposis, Gastrectomy, and Colonoscopy.

Jessica Felton is a Colorectal Surgeon in Baltimore, Maryland. Dr. Felton is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. Her top areas of expertise are Hemorrhoids, Anal Fissure, Proctitis, Hemorrhoidectomy, and Colostomy.

Joseph Dirocco is a Colorectal Surgeon in Towson, Maryland. Dr. Dirocco is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Encopresis, Hemorrhoids, Bowel Incontinence, Bladder Reconstruction, and Hemorrhoidectomy.

Jin He, M.D., Ph.D., is a professor of surgery at the Johns Hopkins University School of Medicine and is the Division Chief of Hepato-Pancreato-Biliary & Gastrointestinal Surgical Oncology. Dr. He specializes in diseases and tumors of the pancreas, liver, bile duct, and gallbladder. He performs open as well as minimally invasive (robotic and laparoscopic) surgery, including the Whipple procedure. Dr. He received his medical degree from Beijing Medical University and a Ph.D. in oncology from Fudan University Shanghai Medical College. He completed the Halsted general surgery residency training at Johns Hopkins, followed by an ACGME accredited fellowship in complex general surgical oncology at Johns Hopkins. Dr. He is the John Cameron Professor of Alimentary Tract Diseases. Dr. He’s research focuses on personalized treatment through stratifying pancreatic tumors on their genetic features. He holds several patents in anti-cancer vascular targeting agents and has published extensively in peer-reviewed journals and lectured internationally. He serves on several national committees, including the NCCN panel on neuroendocrine tumors and the Alliance for Clinical Trials in Oncology. Dr. He is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Fistula. His top areas of expertise are Pancreatic Cancer, Neuroendocrine Tumor, Cholangiocarcinoma (Bile Duct Cancer), Pancreaticoduodenectomy, and Pancreatectomy.