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

EFREN RIVERA SANTIAGO, MD

FAMILY PRACTICE

Graduated: 2006

NPI: 1619138344

Practice Locations (1)

F5 CALLE PRINCIPAL

FAJARDO, PR 007383798

7878605002

Source: CMS National Downloadable File, September 2026.

EFREN RIVERA SANTIAGO, MD | HealthCareAtlasUSA