Roger Hsieh is an Assistant United States Attorney (AUSA) in the Major Frauds Section at the United States Attorney’s Office in Los Angeles.  As an AUSA, Roger investigates and prosecutes cases involving white-collar crime such as health care fraud, customs fraud, bank fraud, money laundering, and extortion through trial and appeal.  At the United States Attorney’s Office, Roger serves as an Asian American Pacific Islander Special Emphasis Program Manager.  

Before becoming an AUSA, Roger was an associate at O’Melveny & Myers in Los Angeles where he represented healthcare, technology, and entertainment clients in litigation and white collar investigations.  At O’Melveny, Roger served as Co-Chair of the Asian American lawyers’ group and also counseled clients on the Affordable Care Act, the Health Insurance Portability and Accountability Act (HIPAA), state privacy laws, anti-kickback laws, corporate practice of medicine laws, and data privacy and security.  

Prior to joining O’Melveny, Roger was a judicial law clerk to United States District Court Judge John Z. Lee for the Northern District of Illinois.  Roger obtained his B.A. from Northwestern University and his J.D. from UCLA Law School where he served as Co-Chair of the Asian Pacific Islander Law Students’ Association and was a member of the UCLA Law Review and the Asian Pacific American Law Journal.