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

ARI KATERELOS, MD

RADIATION ONCOLOGY

Medical school: UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE

Graduated: 2005

NPI: 1861607418

Practice Locations (2)

PROTON DOCTORS PROFESSIONAL CORPORATION

9730 SUMMERS RIDGE RD

SAN DIEGO, CA 921213101

8585497400

633 GOV CARLOS CAMACHO RD, SUITE B1

TAMUNING, GU 969133143

6716463363

Source: CMS National Downloadable File, September 2026.

ARI KATERELOS, MD | HealthCareAtlasUSA