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 / NY

DIANE O SEAMAN, CSW

CLINICAL SOCIAL WORKER

Graduated: 1981

NPI: 1578611729

Practice Locations (2)

18 FOREST RD

CENTEREACH, NY 117202244

6316487689

1050 HALLOCK AVE

PORT JEFFERSON, NY 117761214

6316487689

Source: CMS National Downloadable File, September 2026.