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 / WA

TAMMY R BARRETT, CNA

CERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)

Graduated: 2000

NPI: 1346248192

Practice Locations (1)

WASHINGTON GASTROENTEROLOGY PLLC

1301 4TH AVE NE, SUITE 301

ISSAQUAH, WA 980279369

4254544768

Source: CMS National Downloadable File, September 2026.

TAMMY BARRETT, CNA | HealthCareAtlasUSA