After attending Georgetown University School of Medicine, she completed her residency training at a hospital affiliated with Southern Illinois University. Her areas of expertise include the following: hepatitis C, hemodialysis, and hepatitis B. Dr. Hwang takes Blue Cross/Blue Shield, Blue Choice, and Blue Cross Blue Shield Bronze, as well as other insurance carriers. She speaks Korean. Her hospital/clinic affiliations include Children's Health (Texas) and UT Southwestern Medical Center.