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

NATHAN ANDERSON BAY, MD

ANESTHESIOLOGY

Medical school: CHICAGO COLLEGE OF MEDICINE AND SURGERY

Graduated: 2002

NPI: 1982647855

Practice Locations (1)

KAISER FOUNDATION HEALTH PLAN OF THE NORTHWEST

5125 SKYLINE RD S

SALEM, OR 973069427

8008132000

Source: CMS National Downloadable File, September 2026.