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 / FL

MASON LONG, MD

INTERNAL MEDICINE

Graduated: 1986

NPI: 1790854537

Practice Locations (1)

301 HEALTH PARK BLVD

SAINT AUGUSTINE, FL 320865771

Source: CMS National Downloadable File, September 2026.

MASON LONG, MD | HealthCareAtlasUSA