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

THOMAS C HWANG, MD

INTERNAL MEDICINE

Medical school: SAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE

Graduated: 2003

NPI: 1124039722

Practice Locations (1)

TUSTIN IRVINE INTERNAL MEDICINE GROUP INC.

15000 KENSINGTON PARK DR, SUITE 360

TUSTIN, CA 927821835

7148385610

Source: CMS National Downloadable File, September 2026.

THOMAS HWANG, MD | HealthCareAtlasUSA