Overview
Yaser Rayyan is a Gastroenterologist in Huntington, West Virginia. Dr. Rayyan is rated as an Experienced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Crohn's Disease, Colitis, Ulcerative Colitis, Endoscopy, and Gastrectomy. Dr. Rayyan is currently accepting new patients.
His clinical research consists of co-authoring 34 peer reviewed articles. MediFind looks at clinical research from the past 15 years.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- HMO
Locations
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.
Mohamad Haffar is a Gastroenterologist in S Charleston, West Virginia. Dr. Haffar has been practicing medicine for over 43 years and is rated as a Distinguished provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Gastroesophageal Reflux Disease (GERD), Non-Alcoholic Fatty Liver Disease, Lower Esophageal Ring, Hemorrhoidectomy, and Gastrectomy.
Hazem Al-Ashhab is a Gastroenterologist in Charleston, West Virginia. Dr. Al-Ashhab is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Diverticular Disease, Gastrointestinal Bleeding, Morning Sickness, Endoscopy, and Gastrectomy. Dr. Al-Ashhab is currently accepting new patients.
Three Rivers Medical Clinics Inc
Thomas Frazier is a Gastroenterologist in Louisa, Kentucky. Dr. Frazier is rated as an Advanced provider by MediFind in the treatment of Diverticular Disease. His top areas of expertise are Hepatitis, Diverticular Disease, Cirrhosis, Gastrectomy, and Colonoscopy.
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
- Advanced
- Crohn's DiseaseDr. Rayyan isAdvanced. Learn about Crohn's Disease.
- Experienced
- AchalasiaDr. Rayyan isExperienced. Learn about Achalasia.
- Angiodysplasia of the ColonDr. Rayyan isExperienced. Learn about Angiodysplasia of the Colon.
- Bile Duct ObstructionDr. Rayyan isExperienced. Learn about Bile Duct Obstruction.
- Childhood PancreatitisDr. Rayyan isExperienced. Learn about Childhood Pancreatitis.
- Cholangiocarcinoma (Bile Duct Cancer)Dr. Rayyan isExperienced. Learn about Cholangiocarcinoma (Bile Duct Cancer).
- CholangitisDr. Rayyan isExperienced. Learn about Cholangitis.