Dr. Wissam Mattar, MD is a Gastroenterologist (Stomach & Bowel Specialist), who primarily practices in Washington, DC with 1 additional practice location.
He is board certified by the American Board of Internal Medicine.
Dr. Mattar graduated from Temple University School Of Medicine and completed his residency at Christ Community Health Services Program.
Dr. Mattar is fluent in English and is currently seeing new patients.
Dr. Mattar’s practice accepts Bravo Health, Humana Health, Cigna, Blue Cross Blue Shield (BCBS), UnitedHealthcare, Aetna and other major insurance plans.