Darryn Potosky is a Gastroenterologist in Laurel, Maryland. Dr. Potosky is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Primary Biliary Cholangitis, Reynolds Syndrome, Nonalcoholic Steatohepatitis (NASH), Liver Transplant, and Thrombectomy.

Lauren Halvorson is a Gastroenterologist in Laurel, Maryland. Dr. Halvorson is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. Her top areas of expertise are Gastric Dysmotility, Gastroesophageal Reflux Disease (GERD), Irritable Bowel Syndrome (IBS), Endoscopy, and Colonoscopy.

Sanam Razeghi is a Gastroenterologist in Laurel, Maryland. Dr. Razeghi is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. Her top areas of expertise are Trichohepatoenteric Syndrome, Diarrhea, Childhood Volvulus, Endoscopy, and Colonoscopy.

Grice Mcmullan is a Gastroenterologist in Laurel, Maryland. Dr. Mcmullan is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Heartburn, Gas Bloat Syndrome, Ascites, Gastrectomy, and Colonoscopy.

Marcia (Mimi) Canto, M.D., M.H.S. is a Professor of Medicine at The Johns Hopkins University School of Medicine. She is also the Director of Endoscopy at the Johns Hopkins Hospital. Dr. Canto received her Bachelor of Science degree from the University of the Philippines in Manila in 1981 (summa cum laude). She received her Doctor of Medicine degree in 1985 from the University of the Philippines and completed her training in Internal Medicine from State University of New York Sciences Center in Brooklyn, Brooklyn, New York. Dr. Canto completed a postdoctoral fellowship in Gastroenterology-Hepatology at The Johns Hopkins University School of Medicine and received a Master of Health Science in Clinical Epidemiology from The Johns Hopkins University School of Hygiene and Public Health in 1993. Dr. Canto came back to Johns Hopkins after spending three years at Case Western Reserve University in Cleveland, Ohio for advanced endoscopic training. Her primary clinical interests include endoscopy, particularly the use of endoscopic ultrasound (EUS) in detecting early pancreatic cancer and its precursors. She has recently shown that endoscopic ultrasound can be used to detect asymptomatic precancerous lesions in patients with a family history of pancreatic cancer. Dr. Canto is rated as an Advanced provider by MediFind in the treatment of Chronic Erosive Gastritis. Her top areas of expertise are Barrett Esophagus, Familial Pancreatic Cancer, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy.

Preston Kim is a Gastroenterologist in Columbia, Maryland. Dr. Kim is rated as an Advanced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Gas Bloat Syndrome, Lactose Intolerance, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy.

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

Dhruv Lowe is a Gastroenterologist in Columbia, Maryland. Dr. Lowe is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Pyogenic Liver Abscess, Chronic Erosive Gastritis, Viral Gastroenteritis, Gastrectomy, and Colonoscopy.

Dr. Shin specializes Barrett's esophagus, pancreatobiliary disease (pancreatic cyst, family history of pancreatic cancer), GI malignancy, and advanced endoscopy, including endoscopic retrograde cholangiopancreatography (ERCP) and endoscopic ultrasound (EUS). Dr. Shin is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. Her top areas of expertise are Pancreatic Cancer, Familial Pancreatic Cancer, Bile Duct Stricture, Endoscopy, and Pancreaticoduodenectomy.

Marvin Lawrence is a Gastroenterologist in Columbia, Maryland. Dr. Lawrence is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Berdon Syndrome, Diverticular Disease, and Endoscopy.

Dr. Rai was awarded the “TOP DOC” in Gastroenterology award by Baltimore Magazine for 2016. Dr. Rai is a Gastroenterologist & Hepatologist, with over 22 years of experience in this field. He is the Medical Director of Gastro Center of Maryland & Cascades Endoscopy Center and has served on the Medical Faculty at Johns Hopkins University School of Medicine for many years, starting in 1997. He has been in many leadership positions in the Johns Hopkins Division of Gastroenterology & Hepatology, including as the Medical Director, Adult Liver Transplantation and Director, Clinical Effectiveness. He completed his Gastroenterology & Hepatology Fellowship at Johns Hopkins University in 1996 and completed an additional year of Advanced Fellowship at Johns Hopkins University in Transplant Hepatology and Biliary Disorders. Dr. Rai is considered a national thought leader and expert in the field of Gastroenterology and Liver disease and presents regularly at national and regional meetings. He has received many awards including Excellence in Clinical Research Award from the American College of Gastroenterology, Passano Clinician Scientist Award from Johns Hopkins University, Industry Research Scholar Award & Astra-Merck Award from the American Digestive Health Foundation, among others. He has published dozens of scholarly articles in peer-reviewed journals and authored many chapters for medical textbooks. He has performed over 50,000 procedures in this field and pioneered new and innovative medical techniques. Dr. Rai is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Crohn's Disease, Gastric Dysmotility, Colitis, Colonoscopy, and Gastrectomy.

Priti Bijpuria is a Gastroenterologist in Columbia, Maryland. Dr. Bijpuria is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. Her top areas of expertise are Gastric Dysmotility, Bacterial Gastroenteritis, Indigestion, Gastroesophageal Reflux Disease (GERD), and Gastrectomy.

Farzin Rashti is a Gastroenterologist in Columbia, Maryland. Dr. Rashti is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Hirschsprung Disease, Gastrointestinal Bleeding, Angiodysplasia of the Colon, Gastrectomy, and Endoscopy.

Russell Schub is a Gastroenterologist in Columbia, Maryland. Dr. Schub is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Heartburn, Familial Adenomatous Polyposis, Barrett Esophagus, and Tenesmus.

Sean Karp is a Gastroenterologist in Columbia, Maryland. Dr. Karp is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Diverticular Disease, Irritable Bowel Syndrome (IBS), Familial Adenomatous Polyposis, and Endoscopy.

Eduardo Del Castillo is a Gastroenterologist in Columbia, Maryland. Dr. Del Castillo is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Trichohepatoenteric Syndrome, Diarrhea, Gastric Dysmotility, Endoscopy, and Gastrectomy.

Dr. Chowdhury specializes in Crohn’s disease, ulcerative colitis and colorectal cancer screening. Her research interests include inflammatory bowel disease and colorectal cancer. Dr. Chowdhury is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. Her top areas of expertise are Viral Gastroenteritis, Ulcerative Colitis, Crohn's Disease, Endoscopy, and Gastrectomy.

Tsion Abdi, M.D., is a gastroenterologist specializing in scleroderma bowel disease and gastrointestinal motility issues in patients with scleroderma. She also treats patients with heartburn-related conditions and performs colon cancer screenings. Dr. Abdi is an assistant professor of medicine in the gastroenterology and hepatology division. She earned her M.D. from the Georgetown University School of Medicine. She completed her residency at MedStar Georgetown University Medical Center and performed a fellowship in gastroenterology at Yale-New Haven Hospital. Dr. Abdi joined the Johns Hopkins faculty in 2016. Dr. Abdi has received several awards, including the Wesley Oler, M.D., Award for an Outstanding Resident Physician. She is a member of the American Gastroenterological Association, the American College of Gastroenterology and the American Medical Association. Videos Colorectal Cancer Screening and Guidelines Recent News Articles and Media Coverage From Mentor and Mentee to Trusted Colleagues, Inside Tract (Winter, 2020) Tackling the GI Symptoms of Scleroderma, Clinical Connection (Fall, 2017) Lab Website Tsion Abdi Lab The Tsion Abdi Lab performs clinical research on Scleroderma Bowel Disease and Inflammatory Bowel Disease. Selected Publications Abdelaziz DI, Monzur F, Abdi T, Jackson P, Haddad N (2015) Preoperative Localization of Colorectal Tumors with Endoscopic Tattooing for Laparoscopic Surgery. Journal Clinical Trials 6:227. doi:10.4172/2167-0870.1000227. Dr. Abdi is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. Her top areas of expertise are Gastroparesis, Systemic Sclerosis (SSc), Bowel Incontinence, Endoscopy, and Gastrectomy.

The goal of Grishma Joy, M.D. is having clear communication with each patient. She makes sure her patients know what she is thinking and where she would like to go with their care. She makes a point to actively speak with primary care doctors and exchange emails regularly, so everyone is on the same page. Open and honest communication helps in providing quality care and satisfied patients. Learn more at www.ddamd.com. Dr. Joy is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. Her top areas of expertise are Colitis, Familial Adenomatous Polyposis, Turcot Syndrome, Gastrectomy, and Endoscopy.

Kester Crosse is a Gastroenterologist in Columbia, Maryland. Dr. Crosse is rated as an Experienced provider by MediFind in the treatment of Chronic Erosive Gastritis. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Hiatal Hernia, Congenital Diaphragmatic Hernia, Colonoscopy, and Endoscopy.