Raymond Cross is a Gastroenterologist in Baltimore, Maryland. Dr. Cross is rated as an Elite provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Endoscopy, and Colonoscopy.

Geoffrey Nguyen is a Gastroenterologist in Baltimore, Maryland. Dr. Nguyen is rated as an Elite provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Viral Gastroenteritis, Ulcerative Colitis, Hemorrhagic Proctocolitis, Endoscopy, and Colonoscopy.

Maria Oliva is a Pediatric Gastroenterologist in Baltimore, Maryland. Dr. Oliva is rated as a Distinguished provider by MediFind in the treatment of Viral Gastroenteritis. Her top areas of expertise are Viral Gastroenteritis, Crohn's Disease, Hemorrhagic Proctocolitis, Gastrostomy, and Colonoscopy.

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 Viral Gastroenteritis. His top areas of expertise are Achalasia, Pancreatic Pseudocyst, Bile Duct Obstruction, Endoscopy, and Gastric Bypass.

April Tignor is a Gastroenterologist in Glen Burnie, Maryland. Dr. Tignor is rated as an Experienced provider by MediFind in the treatment of Viral Gastroenteritis. Her top areas of expertise are Hemorrhoids, Indigestion, Gastritis, Endoscopy, and Gastrectomy.

Anisha Bassi is a primary care provider, practicing in Family Medicine in Glen Burnie,, Maryland. Dr. Bassi is rated as an Experienced provider by MediFind in the treatment of Viral Gastroenteritis. Her top areas of expertise are Glucocorticoid-Remediable Aldosteronism, Hypertension, Familial Hypertension, Hernia Surgery, and Gastrostomy.

Gastroenterologist Saowanee Ngamruengphong specializes in the endoscopic diagnosis and management of gastrointestinal malignancies, premalignant and malignant lesions in the gastrointestinal tract (e.g., early gastric cancer, Barrett's esophagus-associated neoplasia), esophageal cancer, colon polyps or early colorectal cancer, and pancreatic and biliary disease. Dr. Ngamruengphong earned a medical degree from Chulalongkorn University and completed residency training at the Texas Tech University Health Sciences Center. She undertook fellowship training in gastroenterology at the Mayo School of Graduate Medical Education and further fellowship training in therapeutic endoscopy at The Johns Hopkins Hospital. Her research interests include endoscopic resection and the management of precancerous or cancerous gastrointestinal lesions. Dr. Ngamruengphong is a member of several professional organizations, including the Thai Medical Council, the American College of Gastroenterology and the American Gastroenterological Association. Videos Endoscopic Submucosal Dissection (ESD) — Eileen’s Story Recent News Articles and Media Coverage A Rare, Stomach-Saving Endoscopic Procedure, Inside Tract (Spring 2021) Case Presentation: ESD-TAMIS, Inside Tract (Spring 2019) Innovative Approaches to Colorectal Surgery Benefit Patients, Surgery (Winter 2019) For Colorectal Polyps: Early Detection and Minimally Invasive Endoscopic Resection, Inside Tract (Winter, 2019) The Cutting Edge of Endoscopic Resection, Inside Tract (Spring, 2017) Stomach Cancer: Know Your Risks & Treatment Options, Johns Hopkins Surgery (4/26/2017). Dr. Ngamruengphong is rated as an Advanced provider by MediFind in the treatment of Viral Gastroenteritis. Her top areas of expertise are Achalasia, Pancreatic Pseudocyst, Stomach Cancer, Endoscopy, and Gastric Bypass.

An expert in foodborne and intestinal infections, Cynthia Sears is a professor of medicine and oncology at the Johns Hopkins University School of Medicine as well as a professor of molecular microbiology and immunology at the Bloomberg School of Public Health. She is the microbiome program leader of the Bloomberg~Kimmel Institute for Cancer Immunotherapy at Johns Hopkins and is director of the Johns Hopkins Germ-free Murine Facility. She is an infectious diseases expert who has focused on gut infections including diarrhea, foodborne illnesses Clostridium difficile (C. diff) and Helicobacter pylori during her career. In the laboratory and in clinical settings, she has studied the pathogenesis of enterotoxigenic Bacteroides fragilis (ETBF) over the past 25 years. The current focus of the Sears laboratory is to determine how the microbiota and specific bacteria contribute to colon carcinogenesis. The Sears laboratory integrates studies in humans and mouse models, employing microbiology, bioinformatics and immunologic methods. Dr. Sears has worked abroad in Thailand, Brazil, Haiti, Bangladesh and Malaysia. Dr. Sears served as associate editor of Clinical Infectious Diseases from 2000 to 2016. She has been an active member of the Infectious Diseases Society of America (IDSA) for more than 20 years, serving the society in numerous capacities, and is currently president of the organization. Dr. Sears received her medical degree from Thomas Jefferson Medical College followed by training in internal medicine at The New York Hospital (Cornell Medical School) in New York City. She trained in infectious diseases at the Memorial Sloan Kettering Cancer Institute and the University of Virginia. Dr. Sears joined the faculty at the Johns Hopkins University School of Medicine in 1988. Dr. Sears is rated as an Advanced provider by MediFind in the treatment of Viral Gastroenteritis. Her top areas of expertise are Viral Gastroenteritis, Periodontitis, HIV/AIDS, Colonoscopy, and Endoscopy.

Allen Banegura is a Gastroenterologist in Catonsville, Maryland. Dr. Banegura is rated as an Advanced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Familial Adenomatous Polyposis, Angiodysplasia of the Colon, Esophagitis, Gastrectomy, and Colonoscopy.

Thomas Abernathy is a Gastroenterologist in Catonsville, Maryland. Dr. Abernathy is rated as an Advanced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Lactose Intolerance, Familial Adenomatous Polyposis, Hemorrhoids, Gastrectomy, and Colonoscopy.

Biju Alex is a Gastroenterologist in Columbia, Maryland. Dr. Alex is rated as a Distinguished provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Colitis, Viral Gastroenteritis, Portal Hypertension, Gastrectomy, and Endoscopy.

Calvin Parker is a Gastroenterologist in Glen Burnie, Maryland. Dr. Parker is rated as an Advanced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Diverticular Disease, Indigestion, Gastroesophageal Reflux Disease (GERD), Colonoscopy, and Gastrectomy.

Arif Mannan is a Pediatrics provider in Glen Burnie, Maryland. Dr. Mannan is rated as an Advanced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Multisystem Inflammatory Syndrome in Children (MIS-C), Respiratory Syncytial Virus (RSV) Infection, Viral Gastroenteritis, and Croup. Dr. Mannan is currently accepting new patients.

Daniel Rhee, M.D., M.P.H., joins the Johns Hopkins Department of Surgery as Assistant Professor of Surgery and Director of the Pediatric Surgical Oncology Program. Dr. Rhee’s areas of clinical expertise include pediatric surgical oncology as well as neonatal and general pediatric surgery. Dr. Rhee received his undergraduate degree from the University of Michigan and earned his medical degree from The Ohio State University College of Medicine. He completed his residency in general surgery at St. Joseph Mercy Hospital before completing fellowships at Johns Hopkins Hospital in Pediatric Surgery and Memorial Sloan Kettering Cancer Center in Pediatric Surgical Oncology. Dr. Rhee is a member of several professional societies, including the American College of Surgeons, American Pediatric Surgical Association, the Association of Academic Surgeons, the Children’s Oncology Group, and The International Society of Paediatric Surgical Oncology. Dr. Rhee’s research interests involve childhood tumors including neuroblastoma, sarcoma, Wilms tumor, hepatoblastoma, pancreatoblastoma, reconstruction for chest wall tumors, germ cell tumors, and desmoplastic small round cell tumors. His research interests also include use of 3D printing for simulation for surgical training, improving surgical outcomes in pediatric surgery and improving access to surgical care in low and middle-income countries. Dr. Rhee is rated as an Experienced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Adult Soft Tissue Sarcoma, Appendicitis, Tracheoesophageal Fistula, Appendectomy, and Pancreaticoduodenectomy.

John Baddley is an Infectious Disease provider in Baltimore, Maryland. Dr. Baddley is rated as an Experienced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Cryptococcosis, Shingles, Sepsis, and Febrile Neutropenia.

Dr. Allen Everett is a professor of pediatrics at the Johns Hopkins University School of Medicine. His areas of clinical expertise include general pediatric cardiology. Dr. Everett earned his M.D. from East Tennessee State University. He completed his residency in pediatrics and fellowship in pediatric cardiology at the University of Virginia. Dr. Everett joined the Johns Hopkins faculty in 2003. He has become the program leader at Johns Hopkins in pediatric biomarker discovery, with a particular focus on brain injury, pulmonary hypertension and effects of medical plastics exposure on congenital heart disease outcomes. He is the principal investigator (PI) or co-PI on multiple NIH- funded R01 studies. Dr. Everett also serves as the director of the Pediatric Proteome Center. Dr. Everett is an author of over 140 peer review papers, three book chapters, editor/author of the Illustrated Field Guide to Congenital Heart Disease and Repair, now in its fourth edition, and senior associate editor for the journal, Cardiology in the Young. He is a co-developer of PedCathTM cardiac catheterization software with Scientific Software Solutions which has been translated into five languages, has five US biomarker patents filed and brain injury biomarkers licensed to ImmunArray, Ltd. Dr. Everett is rated as an Experienced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Hypertension, Pulmonary Hypertension, Congenital Heart Disease (CHD), Heart Bypass Surgery, and Heart Transplant.

Dr. Jodi Segal is a professor of medicine at the Johns Hopkins University School of Medicine. She has joint appointments in health policy and management, and epidemiology at the Johns Hopkins Bloomberg School of Public Health. Dr. Segal is internationally recognized as a clinician-investigator in comparative effectiveness research and pharmacoepidemiology. She trains investigators to conduct research to advance Johns Hopkins Medicine as a learning health system. She serves as the associate director of the Center for Health Services and Outcomes Research (CHSOR) and the co-director of the Center for Drug Safety and Effectiveness (CDSE), both in the School of Public Health. Dr. Segal received a B.S. from The Pennsylvania State University. She earned her M.D. from the University of Pittsburgh School of Medicine and her M.P.H. from the Johns Hopkins Bloomberg School of Public Health. She completed her residency at the University of Chicago and a fellowship in general nternal medicine at Johns Hopkins. She is a member of Phi Beta Kappa and Alpha Omega Alpha. Dr. Segal is rated as an Experienced provider by MediFind in the treatment of Viral Gastroenteritis. Her top areas of expertise are Giant Papillary Conjunctivitis, Type 2 Diabetes (T2D), Vernal Keratoconjunctivitis, and Allergic Conjunctivitis.

Ken Hui, M.D., Ph.D. is a gastroenterologist treating a variety of conditions affecting the esophagus, stomach and intestines. Dr. Hui has expertise in the brain-gut connection and related disorders, and he performs a wide range of procedures to treat gastrointestinal problems, including upper endoscopy and colonoscopy. Dr. Hui is an assistant professor of medicine in the Johns Hopkins Division of Gastroenterology and Hepatology. He obtained his medical degree at Yale University in New Haven, Connecticut, and he completed a residency in internal medicine at the Johns Hopkins University School of Medicine. He remained at Johns Hopkins to complete a fellowship in gastroenterology and hepatology. Dr. Hui also has a Ph.D. in computational biology and bioinformatics from Yale, where he studied the genetic risk factors for Crohn’s disease in the Ashkenazi Jewish population. Dr. Hui’s research focuses on computational and functional approaches to study the vagus nerve as a component of the gut-brain axis, as well as its relation to symptoms of gastrointestinal diseases. With his background in genomics, Dr. Hui also studies the link from genetic factors to disorders of the gut-brain axis and gastrointestinal motility. He has published his research findings in numerous peer-reviewed journals and presented at national and international conferences. Dr. Hui is rated as an Experienced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Gastroparesis, Vagotomy, and Endoscopy.

Dr. Akshintala received his medical degree from the Andhra Medical College in India in 2011. Following this, he completed a post-doctoral research fellowship in Gastroenterology at Johns Hopkins Hospital where he established himself as a dedicated researcher. Dr. Akshintala completed his internship and residency training in Internal Medicine at the University of Pittsburgh Medical Center in 2016. He completed his fellowship in Gastroenterology at Johns Hopkins Hospital in 2019. Dr. Akshintala then completed additional fellowships in Advanced Endoscopy and Medical Pancreatology at the Johns Hopkins Hospital in 2021. As of July 1, 2021, Dr. Akshintala is an Assistant Professor of Medicine in the Division of Gastroenterology at Johns Hopkins Hospital. Dr. Akshintala’s research is focused on the medical as well as endoscopic evaluation and treatment of inflammatory disorders of the pancreas. He is also interested in developing new devices and technologies for the care of patients with gastrointestinal disorders. Dr. Akshintala has conducted multi-national randomized-controlled trials and has won numerous awards at major national and international conferences for his research. He also has authored more than 60 original articles, editorials, book chapters and review articles. Dr. Akshintala has received grant funding from the American Society for Gastrointestinal Endoscopy (ASGE) and the Maryland State to support his research. As an innovator, Dr. Akshintala has patented new therapies for gastrointestinal bleeding and pancreas necrosis, a complication of acute pancreatitis. An internationally recognized researcher conducting multi-national clinical trials, Dr. Akshintala holds an Adjunct Assistant Professor position at the Asian Institute of Gastroenterology in India, one of the largest gastroenterology hospitals in the world. Dr. Akshintala is a Ph.D. candidate with the Dutch Pancreatitis Study Group in the Netherlands, who have been pioneered landmark clinical trials related to pancreatitis. Dr. Akshintala offers in-person clinic visits at the Baltimore location and also provides telemedicine visits for patients located in Maryland, Washington, D.C. and Virginia. Dr. Akshintala is rated as an Experienced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Hereditary Pancreatitis, Acute Pancreatitis, Chronic Pancreatitis, Endoscopy, and Lithotripsy.

Dr. Kevin Thomas Cesa is a pediatric gastroenterologist seeing patients at Johns Hopkins Children’s Center in Baltimore and Frederick Maryland. Dr. Cesa specializes in the diagnosis and treatment of inflammatory bowel disease and other gastroenterological issues in children. After completing his pediatric residency at the University of Maryland Medical Center in 2019, Dr. Cesa completed a pediatric gastroenterology, hepatology, and nutrition fellowship with UPMC Children's Hospital of Pittsburgh. Dr. Cesa is rated as an Experienced provider by MediFind in the treatment of Viral Gastroenteritis. His top areas of expertise are Viral Gastroenteritis and Delayed Growth.