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 / GU

WILLIAM T HANCOCK, MD

FAMILY PRACTICE

Graduated: 2003

NPI: 1205175718

Practice Locations (2)

548 S MARINE CORPS DR

TAMUNING, GU 96913

PO BOX, SUITE 6578

TAMUNING, GU 969316578

Source: CMS National Downloadable File, September 2026.