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 / ME

RILEY L COOPER, DO

EMERGENCY MEDICINE

Graduated: 2013

Also: CRITICAL CARE (INTENSIVISTS)

NPI: 1457692980

Practice Locations (1)

DOWN EAST COMMUNITY HOSPITAL

11 HOSPITAL DR

MACHIAS, ME 046543325

2072553356

Source: CMS National Downloadable File, September 2026.

RILEY COOPER, DO | HealthCareAtlasUSA