Mark Donowitz is a Gastroenterologist in Baltimore, Maryland. Dr. Donowitz is rated as an Elite provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Diarrhea, Crohn's Disease, Short Bowel Syndrome, and Small Bowel Bacterial Overgrowth. Dr. Donowitz is currently accepting new patients.

Karen Kotloff is a Pediatric Infectious Disease specialist and a Pediatrics provider in Baltimore, Maryland. Dr. Kotloff is rated as an Elite provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Diarrhea, Malnutrition, Viral Gastroenteritis, and Parainfluenza. Dr. Kotloff is currently accepting new patients.

David Hutcheon is a Gastroenterologist in Lutherville, Maryland. Dr. Hutcheon is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastrointestinal Bleeding, Intestinal Cancer, Angiodysplasia of the Colon, Colonoscopy, and Endoscopy.

Anita Sivaraman is a Gastroenterologist in Baltimore, Maryland. Dr. Sivaraman is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Gastrointestinal Bleeding, Colitis, Viral Gastroenteritis, Colonoscopy, and Endoscopy. Dr. Sivaraman is currently accepting new patients.

Sudhir Dutta is a Gastroenterologist in Lutherville, Maryland. Dr. Dutta is rated as an Advanced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastrointestinal Bleeding, Choledocholithiasis, Hiatal Hernia, Colonoscopy, and Gastrectomy.

Dr. Veloso joins Johns Hopkins from University Hospitals Case Medical Center, where she was the director of outpatient clinics at the University Hospitals Digestive Health Institute, Westlake. She has special interests in Celiac disease, Colon Cancer, Microscopic Colitis and Inflammatory Bowel Disease. Dr. Veloso received several commendations in her teaching role at the University Hospitals Case Medical Center, the primary affiliate of Case Western Reserve University, and was an active participant in the Filipino American community where she was a member of the board of trustees for the American Philippine Physicians of Ohio. Dr. Veloso is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Gas Bloat Syndrome, Chronic Idiopathic Constipation (CIC), Diarrhea, Colonoscopy, and Endoscopy.

Dr. Marshall Bedine is an assistant professor of medicine at the Johns Hopkins University School of Medicine. His areas of clinical expertise include gastroenterology, inflammatory bowel disease and irritable bowel syndrome. He earned his M.D. from the Boston University School of Medicine. Dr. Bedine is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Crohn's Disease, Hemorrhoids, Attenuated Familial Adenomatous Polyposis, Colonoscopy, and Endoscopy.

Dr. Elham Afghani is an assistant professor of Medicine at the Johns Hopkins University School of Medicine. She joins us from Cedars Sinai Medical Center in Los Angeles. She received her medical degree from University of California, Irvine. She completed her internal medicine residency as well as an extra year as chief resident at the University of California, Irvine, Medical Center. She then completed her gastroenterology and hepatology fellowship with additional training in pancreatic diseases at the Johns Hopkins University School of Medicine. With a unique specialization in pancreatic disease, she has participated in numerous research projects at the Cedars Sinai division of pancreatico-biliary diseases and was involved in a U01 Consortium for the study of chronic pancreatitis, diabetes and pancreatic cancer. Dr. Afghani’s areas of expertise include acute and chronic pancreatitis, pancreatic cysts and pancreatic exocrine insufficiency. She is an accomplished researcher with multiple publications in prestigious peer-reviewed journals as well as presentations at national meetings. Dr. Afghani is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Hereditary Pancreatitis, Acute Pancreatitis, Chronic Pancreatitis, Endoscopy, and Lithotripsy.

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 Diarrhea. His top areas of expertise are Crohn's Disease, Viral Gastroenteritis, Ulcerative Colitis, Colonoscopy, and Endoscopy.

Dr. Rameen J. Molavi is part-time on the medical faculty as an instructor in medicine in the division of General Internal Medicine within the Department of Medicine at the Johns Hopkins University School of Medicine. His area of clinical expertise is internal medicine. Dr. Molavi is also the managing physician and chair of Park Medical Associates, a member of Johns Hopkins Regional Physicians. He is the recipient of the 2025 Samuel P. Asper Award for excellence in medicine from the Maryland Chapter of the American College of Physicians. Dr. Molavi holds a B.A. in biology from Rice University in Houston, TX. He earned his M.D. at the Johns Hopkins University School of Medicine. He completed his internship and residency in categorical internal medicine at the Washington University School of Medicine Barnes-Jewish Hospital in St. Louis, MO. He began medical practice in Lutherville in 1999 and joined Park Medical Associates in 2009. His practice focus is on primary care for adults of all ages. Recent News Articles and Media Coverage Dr. Rameen Molavi: COVID-19 Testing Realities, WYPR (April 28, 2020) Samuel Asper Award, American College of Physicians (2025). Dr. Molavi is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Mesenteric Venous Thrombosis, Glucocorticoid-Remediable Aldosteronism, Familial Hypertension, and Hypertension.

Benjamin Fakheri is a primary care provider, practicing in Internal Medicine in Lutherville, Maryland. Dr. Fakheri is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and Splenic Infarction.

Dr. Kawsar Talaat is an assistant scientist and holds a joint appointment in medicine at the Johns Hopkins University School of Medicine. Her areas of clinical expertise include infectious diseases and international health. Dr. Talaat earned her M.D. from the University of Washington School of Medicine. She completed her residency at the Medical College of Wisconsin and performed a fellowship in infectious diseases at the National Institutes of Health Warren Grant Magnuson Clinical Center. Her research interests include international health, vaccines, avian influenza, pandemic influenza and parasitology. Dr. Talaat is rated as a Distinguished provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Diarrhea, Shigellosis, Flu, and E Coli Enteritis.

David Cromwell is a Gastroenterologist in Towson, Maryland. Dr. Cromwell is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Gastrointestinal Bleeding, Familial Adenomatous Polyposis, Swallowing Difficulty, Endoscopy, and Colonoscopy.

Travis Ganunis is a Pediatrics provider in Lutherville, Maryland. Dr. Ganunis is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Respiratory Syncytial Virus (RSV) Infection, Croup, Multisystem Inflammatory Syndrome in Children (MIS-C), and Chronic Rhinosinusitis with Nasal Polyps (CRSwNP). Dr. Ganunis is currently accepting new patients.

Patricia Savadel is a primary care provider, practicing in Internal Medicine in Lutherville Timonium, Maryland. Dr. Savadel is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Sitosterolemia, Crohn's Disease, Postmenopausal Osteoporosis, and Osteoporosis.

Julie King is a Pediatrics provider in Lutherville, Maryland. Dr. King is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Respiratory Syncytial Virus (RSV) Infection, Croup, Multisystem Inflammatory Syndrome in Children (MIS-C), and Familial Short Stature (FSS). Dr. King is currently accepting new patients.

Lisa Simonson is a primary care provider, practicing in Internal Medicine in Lutherville Timonium, Maryland. Dr. Simonson is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Prerenal Azotemia, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Hypertension.

Susan Molinaro is a primary care provider, practicing in Internal Medicine in Lutherville Timonium, Maryland. Dr. Molinaro is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Sitosterolemia, Hypothyroidism, Postmenopausal Osteoporosis, and Osteoporosis.

Jason Goldstein is a Pediatrics provider in Lutherville, Maryland. Dr. Goldstein is rated as an Experienced provider by MediFind in the treatment of Diarrhea. His top areas of expertise are Respiratory Syncytial Virus (RSV) Infection, Croup, Chronic Rhinosinusitis with Nasal Polyps (CRSwNP), and Viral Gastroenteritis. Dr. Goldstein is currently accepting new patients.

Jennifer Broome is a Pediatrics provider in Lutherville, Maryland. Dr. Broome is rated as an Experienced provider by MediFind in the treatment of Diarrhea. Her top areas of expertise are Respiratory Syncytial Virus (RSV) Infection, Croup, Chromosome 13q Duplication, and Multisystem Inflammatory Syndrome in Children (MIS-C). Dr. Broome is currently accepting new patients.