Program Manager, Behavioral Health

Diana Williams PortraitDiana Williams has more than 25 years’ experience in the addictions field, both as an administrator for major state programs addressing substance use and as a counselor to adults with mental illness and substance use disorders. She provides technical assistance to states and localities, helping them develop community-based recovery support systems.

Formerly, as Deputy Director of Substance Abuse and Emergency Preparedness Services and Deputy Director of Mental Health and Addiction Services for the state of Indiana, Ms. Williams provided oversight for a variety of multimillion-dollar programs, including all state funds allocated for alcohol and drug use treatment and prevention throughout the state, the Substance Abuse Prevention and Treatment (SAPT) Block Grant, the ATR grant, forensic and co-occurring disorders treatment programs, and mental health and addiction treatment for critical populations. 

In this role, she often spoke to organizations to combat the stigma associated with mental illness and substance use disorders and focused on educating listeners about recovery-oriented systems of care. Ms. Williams had been an advocate of integrating both the SAPT Block Grant funding and ATR grant funding to improve participant outcomes across the state.

Ms. Williams previously served as Manager for Assertive Community Treatment (ACT) teams and outpatient addiction and mental health programs at the Midtown Mental Health Center, where she supervised three ACT teams providing mental health and addictions services in the community. She supervised and consulted with therapists who were working with individuals, and she assessed and evaluated the productivity and cost-effectiveness of programs at the clinic.

Ms. Williams served as Director of Substance Abuse Services and director of programs for the Indiana Department of Correction, where she oversaw all programs operated within the department’s 32 facilities. She researched and proposed evidence-based programs to be implemented in correctional facilities, assessed and evaluated the efficacy of programs, and developed and implemented programs. She supervised 100 substance abuse counselors working within the system and managed $2.5 million in federal grant funds.

In a previous position as Bureau Chief of Addiction Services for the Indiana Department of Mental Health and Addiction Services, Ms. Williams was responsible for securing the state’s SAPT Block Grant funding and ensured that such funding was allocated in accordance with federal regulations. She served for a decade as a clinical supervisor for the Tara Treatment Center, a residential treatment center serving men and women.

Ms. Williams is a licensed clinical social worker and was an Associate Professor at Indiana University in Indianapolis.


MSW, Social Work, Indiana University
BA, Marian University