Dr. Bhattacharya is a Clinical Professor of Medicine at the David Geffen School of Medicine at the University of California, Los Angeles with a joint appointment at the Greater Los Angeles VA Healthcare System. She is the Director of the Viral Hepatitis Program for the Greater Los Angeles VA Healthcare System and the IDSA Co-Chair of the AASLD/IDSA Hepatitis Guidance Panel. Her research has focused on clinical outcomes in persons living with HIV and viral hepatitis, and, more recently, clinical therapeutics for HBV. She is the Chair of the Hepatitis Transformative Science Group (TSG) within the Advancing Clinical Therapeutics Globally (ACTG) research network, where she leads the scientific agenda for novel HBV therapeutics for the world's largest HIV clinical trials organization. She is also a member of the Writing Panel for the NIH-CDC-HIVMA/IDSA Guidelines for the Prevention and Treatment of Opportunistic Infections in HIV-Infected Adults and Adolescents.