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

MARK KOSTIN, MD

INTERNAL MEDICINE

Graduated: 1990

NPI: 1790797322

Practice Locations (1)

1409 GRAVESEND NECK RD

BROOKLYN, NY 112294322

7183325617

Source: CMS National Downloadable File, September 2026.

MARK KOSTIN, MD | HealthCareAtlasUSA