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 / MA

JOHN A ZAMBRANO, MD

INTERNAL MEDICINE

Graduated: 2013

Offers telehealth

NPI: 1730422593

Practice Locations (1)

ATRIUS HEALTH INC

147 MILK ST

BOSTON, MA 021094806

6176544700

Source: CMS National Downloadable File, September 2026.

JOHN ZAMBRANO, MD | HealthCareAtlasUSA