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

KATHERINE E STEFFL, NP

NURSE PRACTITIONER

Graduated: 2011

NPI: 1861761546

Practice Locations (2)

SEATTLE CHILDRENS HOSPITAL

1035 116TH AVE NE

BELLEVUE, WA 980044604

4256885000

SEATTLE CHILDRENS HOSPITAL

4800 SAND POINT WAY NE

SEATTLE, WA 981053901

2069872000

Source: CMS National Downloadable File, September 2026.