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

GRETE H PORTEOUS, MD

ANESTHESIOLOGY

Medical school: UNIVERSITY OF CALIFORNIA, SAN FRANCISCO SCHOOL OF MEDICINE

Graduated: 2000

NPI: 1649210295

Practice Locations (1)

VALLEY ANESTHESIA ASSOCIATES PLLC

400 S 43RD ST

RENTON, WA 980555714

8005401814

Source: CMS National Downloadable File, September 2026.

GRETE PORTEOUS, MD | HealthCareAtlasUSA