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

SEAN S SZEJA, MD

RADIATION ONCOLOGY

Medical school: UNIVERSITY OF ARIZONA COLLEGE OF MEDICINE

Graduated: 2013

Offers telehealth

NPI: 1023351822

Practice Locations (2)

CITY OF HOPE MEDICAL FOUNDATION

6939 PALM CT

RIVERSIDE, CA 925062815

9516836771

CITY OF HOPE MEDICAL FOUNDATION

1100 SAN BERNARDINO RD, SUITE 1100

UPLAND, CA 917864923

9099492242

Source: CMS National Downloadable File, September 2026.