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 / OR

WILLIAM MARK KELLEY, MD

GASTROENTEROLOGY

Medical school: STANFORD UNIVERSITY SCHOOL OF MEDICINE

Graduated: 1999

NPI: 1164477105

Practice Locations (2)

KAISER FOUNDATION HEALTH PLAN OF THE NORTHWEST

2875 NE STUCKI AVE

HILLSBORO, OR 971245806

8008132000

KAISER FOUNDATION HEALTH PLAN OF THE NORTHWEST

14406 NE 20TH AVE

VANCOUVER, WA 986861448

8008132000

Source: CMS National Downloadable File, September 2026.