Overview
Knut Roalsvig is a Gastroenterologist in Derry, New Hampshire. Dr. Roalsvig is rated as an Experienced provider by MediFind in the treatment of Swallowing Difficulty. His top areas of expertise are Intestinal Cancer, Benign Esophageal Stricture, Lower Esophageal Ring, Gastrectomy, and Endoscopy.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- MANAGED MEDICAID PLAN
- HMO
- EPO
- HMO
- POS
- PPO
Locations
Atlantic Digestive Specialists PLLC
Robert Ruben is a Gastroenterologist in Somersworth, New Hampshire. Dr. Ruben is rated as a Distinguished provider by MediFind in the treatment of Swallowing Difficulty. His top areas of expertise are Swallowing Difficulty, Painful Swallowing, Achalasia, Endoscopy, and Colonoscopy.
Brigham And Womens Physicians Organization Inc
Walter Chan is a Gastroenterologist in Boston, Massachusetts. Dr. Chan is rated as an Elite provider by MediFind in the treatment of Swallowing Difficulty. 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.
Daniel Duncan is a Pediatric Gastroenterologist and a Gastroenterologist in Boston, Massachusetts. Dr. Duncan is rated as a Distinguished provider by MediFind in the treatment of Swallowing Difficulty. His top areas of expertise are Gastroesophageal Reflux in Infants, Swallowing Difficulty, Gastroesophageal Reflux Disease (GERD), and Painful Swallowing. Dr. Duncan is currently accepting new patients.
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
- Intestinal CancerDr. Roalsvig isDistinguished. Learn about Intestinal Cancer.
- Advanced
- Benign Esophageal StrictureDr. Roalsvig isAdvanced. Learn about Benign Esophageal Stricture.
- Lower Esophageal RingDr. Roalsvig isAdvanced. Learn about Lower Esophageal Ring.
- Experienced
- AnemiaDr. Roalsvig isExperienced. Learn about Anemia.
- Angiodysplasia of the ColonDr. Roalsvig isExperienced. Learn about Angiodysplasia of the Colon.
- AscitesDr. Roalsvig isExperienced. Learn about Ascites.
- Attenuated Familial Adenomatous PolyposisDr. Roalsvig isExperienced. Learn about Attenuated Familial Adenomatous Polyposis.
- Barrett EsophagusDr. Roalsvig isExperienced. Learn about Barrett Esophagus.
- Bowel IncontinenceDr. Roalsvig isExperienced. Learn about Bowel Incontinence.