Internal Medicine, Gastroenterology in WASHINGTON, DC
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Dr. Mark Mattar is a physician specializing in Internal Medicine and Gastroenterology based in Washington, DC.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
Dr. MARK MATTAR specializes in Internal Medicine, Gastroenterology.
Dr. MARK MATTAR practices in WASHINGTON, DC.
Dr. MARK MATTAR's NPI number is 1841401031.