Overview
Dr. Jonathan M. Koff is a gastroenterologist affiliated with Sibley Memorial Hospital and Washington Hospital Center. Dr. Koff practices out of Capital Digestive Care’s Metropolitan Gastroenterology Group, located in Washington, D.C. and Chevy Chase, Md. Dr. Koff has an expertise in esophageal disease and colon cancer detection and screening, in addition to general gastroenterology. Dr. Koff earned his undergraduate degree from Wesleyan University and his medical degree from Boston University School of Medicine. He completed a residency in internal medicine at Walter Reed National Military Medical Center, where he went on to complete a fellowship in gastroenterology. Dr. Koff served in the United States Army for 11 years, working as an internist at the Army clinic in the Pentagon, as a first responder on 9-11 and on a tour in Iraq at the 31st Combat Support Hospital in Mosul. Dr. Koff also went on to direct the Center for Liver Disease and the Inflammatory Bowel Disease Clinic at Walter Reed Army Medical Center, where he served as the director of clinical research in gastroenterology as well. He also completed the first double balloon enteroscopy in the United States Army and in Washington, D.C. Dr. Koff is a member of the American College of Gastroenterology. He is on Sibley Memorial Hospital’s Emergency Room Committee and Internal Medicine Peer Review Committee. Dr. Koff has been named a Top MD by Washingtonian Magazine. Dr. Koff has contributed to various publications and presentation on gastroenterology.
Dr. Koff is rated as an Advanced provider by MediFind in the treatment of Barrett Esophagus. His top areas of expertise are Crohn's Disease, Ulcerative Colitis, Eosinophilic Colitis, Endoscopy, and Gastrectomy.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- POS
- PPO
- EPO
- HMO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE-MEDICAID PLAN
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
5550 Friendship Boulevard, Suite T90, Suite T90, Chevy Chase, MD 20815
Additional Areas of Focus
Dr. Koff has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
Johns Hopkins Endoscopy & Surgery Center - Columbia
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 Elite provider by MediFind in the treatment of Barrett Esophagus. Her top areas of expertise are Barrett Esophagus, Familial Pancreatic Cancer, Gastroesophageal Reflux Disease (GERD), Endoscopy, and Gastrectomy.
University Of Maryland Physicians PA
Bruce Greenwald is a Gastroenterologist in Baltimore, Maryland. Dr. Greenwald is rated as a Distinguished provider by MediFind in the treatment of Barrett Esophagus. His top areas of expertise are Barrett Esophagus, Esophageal Cancer, Benign Esophageal Stricture, Endoscopy, and Colonoscopy.
The Johns Hopkins Hospital
Dr. Stephen J. Meltzer is a Professor of Medicine and Oncology at Johns Hopkins University, Division of Gastroenterology. He is the Director of GI Early Detection Biomarkers Laboratory and a member of the Johns Hopkins Kimmel Cancer Center. His research interests are Gastrointestinal cancer and precancer biomarker discover, development and validation; genomics, epigenomics and bioinformatics, early detection of cancer, outcomes research in cancer and precancer, risk stratification prediction in cancer and precancer, Barrett's esophagus, inflammatory bowel disease-associated cancer, liver cancer and gastric cancer. After receiving degree in Medicine at the State University of New York Medical School, Dr. Meltzer interned at Tulane University in New Orleans and University of Texas Medical Branch in Galveston, TX. He completed his fellowship training program in the University of Colorado and the Lenox Hill Hospital. He was an Assistant Professor in UCLA, Center for Health Science in 1987. Prior to joining the faculty at Johns Hopkins in 2006, he was Professor of Medicine and Pharmacology, Founder and Head of Aero digestive Cancer/Biomarker Program in School of Medicine, University of Maryland at Baltimore. He is an Associate Editor of Cancer Research and a member of the editorial board of Esophageal. He has published 152 original scientific papers in high-impact scientific journals. He also has 43 chapters, review articles, editorials, or letters to the editor; 1 book; and 139 abstracts to his name. He has given a plethora of invited lectures around the world, all involving his principal field of esophageal and gastrointestinal cancer research. He has been the recipient of numerous prestigious national and international awards, including the Robert and Sally D. Funderburg Award in Gastric Cancer Biology and membership in the American Society for Clinical Investigation. Special Interests: Gastrointestinal cancer and precancer biomarker discover, development and validation; genomics, epigenomics and bioinformatics, early detection of cancer, outcomes research in cancer and precancer, risk stratification prediction in cancer and precancer. Barrett's esophagus, inflammatory bowel disease-associated cancer, liver cancer, gastric cancer. Dr. Meltzer is rated as a Distinguished provider by MediFind in the treatment of Barrett Esophagus. His top areas of expertise are Barrett Esophagus, Esophageal Cancer, Stomach Cancer, Colorectal Cancer, and Endoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Crohn's DiseaseDr. Koff isDistinguished. Learn about Crohn's Disease.
- Ulcerative ColitisDr. Koff isDistinguished. Learn about Ulcerative Colitis.
- Advanced
- Barrett EsophagusDr. Koff isAdvanced. Learn about Barrett Esophagus.
- Benign Esophageal StrictureDr. Koff isAdvanced. Learn about Benign Esophageal Stricture.
- Colonic MalakoplakiaDr. Koff isAdvanced. Learn about Colonic Malakoplakia.
- DiarrheaDr. Koff isAdvanced. Learn about Diarrhea.
- Diverticular DiseaseDr. Koff isAdvanced. Learn about Diverticular Disease.
- Eosinophilic ColitisDr. Koff isAdvanced. Learn about Eosinophilic Colitis.
- Experienced
- AchalasiaDr. Koff isExperienced. Learn about Achalasia.
- Anal FissureDr. Koff isExperienced. Learn about Anal Fissure.
- AnemiaDr. Koff isExperienced. Learn about Anemia.
- Angiodysplasia of the ColonDr. Koff isExperienced. Learn about Angiodysplasia of the Colon.
- Arteriovenous MalformationDr. Koff isExperienced. Learn about Arteriovenous Malformation.
- Bacterial GastroenteritisDr. Koff isExperienced. Learn about Bacterial Gastroenteritis.

