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 / CA

KATHY E SIETSEMA, MD

CRITICAL CARE (INTENSIVISTS)

Medical school: NORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL

Graduated: 1979

NPI: 1053322032

Practice Locations (2)

1000 W CARSON ST, BOX 480

TORRANCE, CA 905022004

21840 S NORMANDIE AVE, SUITE 100

TORRANCE, CA 905022046

Source: CMS National Downloadable File, September 2026.