This site republishes official CMS/Medicare Care Compare data. It is not medical advice and does not recommend any specific hospital or treatment — for medical decisions, talk to a doctor.

Doctors / NY

MARK CHU, MD

GASTROENTEROLOGY

Graduated: 1993

NPI: 1588755565

Practice Locations (2)

DOWNTOWN GASTROENTEROLOGY ASSOCIATES PC

13 -17 ELIZABETH ST, SUITE 608

NEW YORK, NY 100134803

2122198031

DOWNTOWN GASTROENTEROLOGY ASSOCIATES PC

13 -17 ELIZABETH STREET, SUITE 608

NEW YORK, NY 100134803

Source: CMS National Downloadable File, September 2026.

MARK CHU, MD | HealthCareAtlasUSA