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About Pasadena, CA

Jamie Chang MD

Gameday Men's Health was created to help men suffering from low testosterone and ED, optimize their health & reclaim their life. Gameday Pasadena's Medical Director, Dr. Jamie Chang, is a board-certified emergency medicine physician and clinical operations specialist who also serves as National Medical Director for Clinical Performance at Optum. 

Dr. Chang completed his clinical training in emergency medicine at Stanford Hospital and Clinics.  He graduated summa cum laude from Princeton University with a degree in economics and received his MD from Harvard Medical School and MBA from Harvard Business School.  He is a Fellow of the American College of Emergency Physicians and continues to see patients in the emergency department at Kaiser Permanente.


  • Location
    960 E Green St Suite 207, Pasadena, CA 91106, USA
  • Phone Number
    (626) 899-9160