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

ALAN L NISSENBAUM, MD

INTERNAL MEDICINE

Graduated: 1983

Also: NEPHROLOGY

NPI: 1295879120

Practice Locations (1)

1636 E 14TH ST, SUITE 114

BROOKLYN, NY 112291100

7189987363

Source: CMS National Downloadable File, September 2026.

ALAN NISSENBAUM, MD | HealthCareAtlasUSA