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 / WA

JAMES R MASSON

CLINICAL PSYCHOLOGIST

Graduated: 1991

Offers telehealth

NPI: 1134262884

Practice Locations (1)

2118 CATON WAY SW

OLYMPIA, WA 985021105

36075446622

Source: CMS National Downloadable File, September 2026.

JAMES MASSON | HealthCareAtlasUSA