HealthCareAtlasUSA

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

WEIYAN TAN, MD

INTERNAL MEDICINE

Graduated: 1986

NPI: 1174511000

Practice Locations (1)

5618 7TH AVE

BROOKLYN, NY 112203510

7184393284

Source: CMS National Downloadable File, September 2026.