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 / PR

ELFREN F RIOS SANTIAGO, MD

FAMILY PRACTICE

Graduated: 1980

NPI: 1336124627

Practice Locations (2)

MENDEZ VIGO, SUITE 275

Dorado, PR 006464904

MENDEZ VIGO, SUITE 275

DORADO, PR 006464904

7877966154

Source: CMS National Downloadable File, September 2026.