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

CHUN J CHANG, MD

EMERGENCY MEDICINE

Medical school: UNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE

Graduated: 2006

NPI: 1003015462

Practice Locations (4)

ANAHEIM EMERGENCY MEDICAL GROUP

1111 W LA PALMA AVE

ANAHEIM, CA 928012804

9518980823

GEM MEDICAL GROUP CORPORATION

525 N GARFIELD AVE

MONTEREY PARK, CA 917541202

6265732222

CEP AMERICA - CALIFORNIA

1798 N GAREY AVE

POMONA, CA 917672918

9098659500

IGNITE EMERGENCY PHYSICIANS A MEDICAL CORPORATION

16850 BEAR VALLEY RD

VICTORVILLE, CA 923955794

7602418000

Source: CMS National Downloadable File, September 2026.

CHUN CHANG, MD | HealthCareAtlasUSA