Overview
Walter Chan is a Gastroenterologist in Boston, Massachusetts. Dr. Chan is rated as an Advanced provider by MediFind in the treatment of Eosinophilic Enteropathy. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Esophagitis, Small Bowel Bacterial Overgrowth, Endoscopy, and Gastric Bypass. Dr. Chan is currently accepting new patients.
His clinical research consists of co-authoring 147 peer reviewed articles. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 4 articles in the study of Eosinophilic Enteropathy.
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
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- EPO
- HMO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- OTHER MANAGED MEDICAID
- MEDICARE MAPD
- OTHER MEDICARE
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- 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
75 Francis St, Boston, MA 02115
Clinical Research
Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.
Boston Specialists
John Leung, MD, AGAF, FACAAI is one of the few US dual board-certified physicians in Allergy/Immunology and Gastroenterology. He earned his medical degree from the University of Michigan and completed his internal medicine residency at the University of Iowa, followed by fellowships in Gastroenterology at Tufts Medical Center and Allergy/Immunology at Massachusetts General Hospital/Harvard Medical School. Dr. Leung started his career in academia in 2007 conducting NIH-funded and industry-sponsored bench-to-bedside research, and he has successfully conducted over 50 clinical trials since. In 2013, he established and directed the first Food Allergy Center at Tufts Medicine. Dr. Leung currently serves as an Adjunct Associate Professor at Tufts University.In 2015, Dr. Leung founded Boston Specialists, an interdisciplinary practice that embraces an integrative approach to healthcare. This center brings together various specialists, registered dietitians, and a dedicated pharmacist, working collaboratively to meet the needs of their patients. The clinic also boasts a robust research initiative, which actively enrolls patients from across New England in clinical trials. Dr. Leung has co-authored over 50 peer-reviewed manuscripts including an article in New England Journal of Medicine, scientific abstracts, and book chapters. In 2024, Dr. Leung founded Boston Specialists Endoscopy Center to improve accessibility for his patients and streamline their healthcare experience. Dr. Leung is rated as a Distinguished provider by MediFind in the treatment of Eosinophilic Enteropathy. His top areas of expertise are Eosinophilic Esophagitis, Eosinophilic Enteropathy, Eosinophilic Colitis, Endoscopy, and Tissue Biopsy.
Peter Bonis is a Gastroenterologist in Boston, Massachusetts. Dr. Bonis is rated as an Advanced provider by MediFind in the treatment of Eosinophilic Enteropathy. His top areas of expertise are Esophagitis, Lower Esophageal Ring, Eosinophilic Esophagitis, Eosinophilic Enteropathy, and Endoscopy.
Brigham And Womens Physicians Organization Inc
Mayssan Muftah is a Gastroenterologist in Boston, Massachusetts. Dr. Muftah is rated as a Distinguished provider by MediFind in the treatment of Eosinophilic Enteropathy. Her top areas of expertise are Esophagitis, Eosinophilic Esophagitis, Bowel Incontinence, Eosinophilic Enteropathy, 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
- Elite
- Eosinophilic Esophagitis
- EsophagitisDr. Chan isElite. Learn about Esophagitis.
- Gastroesophageal Reflux Disease (GERD)
- Small Bowel Bacterial Overgrowth
- Distinguished
- AchalasiaDr. Chan isDistinguished. Learn about Achalasia.
- Bacterial GastroenteritisDr. Chan isDistinguished. Learn about Bacterial Gastroenteritis.
- Bile Acid MalabsorptionDr. Chan isDistinguished. Learn about Bile Acid Malabsorption.
- Bowel IncontinenceDr. Chan isDistinguished. Learn about Bowel Incontinence.
- ColonoscopyDr. Chan isDistinguished. Learn about Colonoscopy.
- DiarrheaDr. Chan isDistinguished. Learn about Diarrhea.
- Advanced
- Angiodysplasia of the ColonDr. Chan isAdvanced. Learn about Angiodysplasia of the Colon.
- Benign Esophageal StrictureDr. Chan isAdvanced. Learn about Benign Esophageal Stricture.
- Campylobacter InfectionDr. Chan isAdvanced. Learn about Campylobacter Infection.
- Congenital Diaphragmatic Hernia
- Eosinophilic EnteropathyDr. Chan isAdvanced. Learn about Eosinophilic Enteropathy.
- GastritisDr. Chan isAdvanced. Learn about Gastritis.
- Experienced
- Attenuated Familial Adenomatous Polyposis
- Barrett EsophagusDr. Chan isExperienced. Learn about Barrett Esophagus.
- Childhood VolvulusDr. Chan isExperienced. Learn about Childhood Volvulus.
- Chronic Erosive GastritisDr. Chan isExperienced. Learn about Chronic Erosive Gastritis.
- Chronic Idiopathic Constipation (CIC)
- CirrhosisDr. Chan isExperienced. Learn about Cirrhosis.