Michelle D. Bachtold, PA

Theo Heller is a Gastroenterologist practicing medicine in Bethesda, Maryland. Dr. Heller is highly rated in 20 conditions, according to our data. His clinical expertise encompasses Hepatitis D, Hepatitis, Portal Hypertension, Gastrectomy, and Endoscopy.

Saleh Alqahtani is a Gastroenterologist practicing medicine in Washington, Washington, D.c.. Dr. Alqahtani is highly rated in 14 conditions, according to our data. His clinical expertise encompasses Non-Alcoholic Fatty Liver Disease, Obesity, Hepatitis, Liver Transplant, and Hepato-Pancreato-Biliary Surgery. Dr. Alqahtani is currently accepting new patients.

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 highly rated in 17 conditions, according to our data. Her clinical expertise encompasses Barrett Esophagus, Familial Pancreatic Cancer, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy. Dr. Canto is board certified in American Board Of Internal Medicine.