Across the behavioral health field, two frontline roles increasingly shape how services are delivered: case managers and peer support specialists. Both work directly with individuals navigating mental health challenges, substance use recovery, housing instability, and community reintegration. Both are central to multidisciplinary care teams operating in community mental health agencies, Certified Community Behavioral Health Clinics (CCBHCs), substance use programs, and reentry initiatives.

Yet despite their shared presence in behavioral health systems, these roles are often misunderstood or incorrectly used interchangeably.

For providers and administrators working with justice-involved populations, the distinction is especially important. Individuals leaving jails and prisons face some of the highest behavioral health risks in the country. Research shows that people recently released from incarceration experience dramatically elevated risks of overdose, psychiatric crisis, and homelessness during the first weeks after release (Binswanger et al., 2007; Ranapurwala et al., 2018).

Addressing these challenges requires both system navigation and relational recovery support. Case management and peer support offer those functions—but in different ways.

Understanding the distinction helps agencies build more effective, trauma-informed systems of care.

The Behavioral Health Workforce Context

The demand for behavioral health services has increased significantly over the past decade, while workforce shortages continue to strain the system.

The Health Resources and Services Administration (HRSA) projects persistent shortages of behavioral health professionals across the United States through at least 2030 (HRSA, 2023). At the same time, community mental health providers are increasingly serving individuals with complex needs related to homelessness, substance use disorders, and justice involvement.

To respond, agencies are expanding multidisciplinary teams that include clinicians, case managers, and peer support specialists.

The Substance Abuse and Mental Health Services Administration (SAMHSA) has emphasized the importance of peer support as part of recovery-oriented systems of care. Programs that incorporate peer services have shown improved engagement, increased hope, and stronger long-term recovery outcomes (SAMHSA, 2022).

Case management, meanwhile, remains a core component of behavioral health services, particularly in Medicaid-funded programs and community mental health systems.

While both roles contribute to recovery, they serve fundamentally different purposes.

The Role of Case Management

Case management focuses on coordinating services and helping individuals navigate complex health and social service systems.

The Commission for Case Manager Certification defines case management as a collaborative process that includes assessment, planning, facilitation, care coordination, evaluation, and advocacy for individuals’ health needs (CCMC, 2023).

In behavioral health settings, case managers often:

• Conduct psychosocial assessments
• Develop individualized service plans
• Coordinate housing, medical, and behavioral health services
• Monitor progress and service utilization
• Maintain documentation required for reimbursement and compliance

Many case managers hold degrees in social work, psychology, or human services. Their responsibilities frequently include navigating Medicaid eligibility, housing programs, and employment services.

For justice-involved individuals returning to the community, case managers may help coordinate services such as:

• Medicaid reactivation after incarceration
• Housing placement through supportive housing programs
• Mental health treatment appointments
• Substance use treatment referrals
• Transportation to court or probation appointments

Research has demonstrated the effectiveness of coordinated care models. Intensive case management programs, such as Assertive Community Treatment (ACT), have been shown to reduce hospitalization and improve housing stability among individuals with serious mental illness (Bond & Drake, 2015; Dixon, 2000).

In short, case management focuses on building stability by navigating systems and services.

The Role of Peer Support

Peer support is grounded not in professional credentials, but in lived experience.

Peer support specialists are individuals who have personally experienced mental health challenges, substance use recovery, incarceration, or other forms of adversity and who use that experience to support others navigating similar paths.

SAMHSA defines peer support as a voluntary and mutual relationship that promotes hope, empowerment, and recovery (SAMHSA, 2015).

Peer specialists may support individuals by:

• Sharing recovery experiences to model hope
• Facilitating peer-led support groups
• Helping individuals develop self-advocacy skills
• Supporting emotional resilience and identity rebuilding
• Encouraging community connection and social support

Unlike traditional provider roles, peer support intentionally reduces power imbalances. The relationship is based on shared experience rather than institutional authority.

This approach is particularly valuable for individuals who may distrust traditional systems due to past experiences with incarceration, trauma, or discrimination.

Evidence supporting peer services continues to grow. A randomized controlled trial published in Psychiatric Services found that peer support services were associated with reduced inpatient utilization and improved recovery outcomes (Chinman et al., 2014). Additional research has found peer services increase hope, empowerment, and treatment engagement (Fortuna et al., 2020).

Peer support focuses on relationships, trust, and the recovery journey.

Peer Support in Reentry and Justice-Involved Care

For individuals leaving incarceration, peer support can be especially powerful.

The transition from jail or prison back into the community is often marked by overwhelming barriers: lack of housing, stigma in employment, fractured family relationships, and untreated behavioral health needs.

Peer specialists who have experienced incarceration themselves can provide something that traditional systems often cannot: credibility.

For example, in several state reentry programs, certified peer recovery specialists who are formerly incarcerated work alongside behavioral health teams to support individuals during the first year after release.

Their work may include:

• Meeting individuals at the gate upon release from prison
• Accompanying them to behavioral health appointments
• Helping them navigate reentry stress and stigma
• Supporting recovery from substance use disorders
• Connecting them with peer-led recovery communities

Studies of justice-involved peer programs have found promising outcomes. Research on peer reentry support programs suggests that individuals receiving peer mentoring report higher levels of engagement in treatment and lower recidivism risk compared with individuals receiving traditional services alone (Rowe et al., 2007).

Peer support also helps address distrust toward institutions that many justice-involved individuals carry after years of surveillance, punishment, or stigma.

A peer who has lived through incarceration can help normalize fears, model resilience, and demonstrate that recovery and reintegration are possible.

Where Case Management and Peer Support Overlap

Although their foundations differ, case managers and peer specialists frequently work toward shared goals.

Both roles aim to:

• Improve stability and quality of life
• Connect individuals to community resources
• Support long-term recovery and independence
• Advocate within complex systems

In reentry programs, these roles often complement each other directly.

For example, a case manager might coordinate housing placement, medical appointments, and employment services for someone returning from incarceration. A peer specialist might help the same individual cope with anxiety about reentering society, reconnect with recovery communities, and rebuild self-confidence.

Research on multidisciplinary behavioral health teams shows that integrating peer providers improves engagement and reduces staff burnout (Moran et al., 2021).

When both roles are present, individuals receive both structural support and relational support.

Key Differences That Matter

For behavioral health administrators, four key distinctions are especially important.

1. Power and Authority: Case managers often work within compliance-driven systems that require monitoring service utilization and eligibility. Peer specialists operate from a model of mutuality and shared experience.
2. Primary Orientation: Case management focuses on system coordination. Peer support focuses on recovery relationships and empowerment.
3. Training Pathways: Case managers typically enter the field through academic training. Peer specialists complete certification programs grounded in recovery principles and lived experience.
4. Outcome Focus: Case management metrics often emphasize service coordination and utilization. Peer support outcomes focus on empowerment, hope, and recovery engagement.

SAMHSA’s recovery framework highlights the importance of addressing both structural barriers and personal recovery processes (SAMHSA, 2019). Case managers address structural needs. Peer specialists support the human experience of recovery.

Moving Toward Recovery-Oriented Systems

Behavioral health systems increasingly recognize that sustainable recovery requires more than clinical treatment alone.

Housing, healthcare access, employment support, and system navigation remain critical. These needs are often addressed through case management.

At the same time, individuals must rebuild identity, confidence, and connection—elements often strengthened through peer support.

This is particularly true for justice-involved individuals who face the combined challenges of stigma, trauma, and systemic barriers.

When behavioral health systems clearly define and integrate both roles, they create stronger recovery environments.

Case management opens the door to housing, healthcare, and essential services.

Peer support walks through that door alongside the individual, reinforcing hope, dignity, and belief in the possibility of a different future.

In a behavioral health system striving to be trauma-informed, equitable, and recovery-oriented, both roles are indispensable—and neither should be mistaken for the other.

Braunwynn Franklin, BA Healthcare Admin., CPSS, is the Founder and Executive Director of 313 Network Solutions, a consulting and advocacy organization focused on trauma-informed systems change in behavioral health and reentry services. A Certified Peer Support Specialist, Franklin works to elevate the peer workforce and improve services for justice-involved individuals, mental health recipients, and marginalized communities. Her work centers on lived-experience leadership, policy advocacy, and building recovery-oriented systems that promote dignity, equity, and community reintegration.

References

Binswanger, I. A., et al. (2007). Release from prison — A high risk of death for former inmates. New England Journal of Medicine.

Bond, G. R., & Drake, R. E. (2015). The critical ingredients of assertive community treatment. World Psychiatry.

Chinman, M., et al. (2014). Peer support services for individuals with serious mental illness: Assessing the evidence. Psychiatric Services.

Dixon, L. (2000). Assertive community treatment: Twenty-five years of gold. Psychiatric Services.

Fortuna, K., et al. (2020). Peer support in mental health services: A systematic review. Administration and Policy in Mental Health.

Health Resources and Services Administration (HRSA). (2023). Behavioral Health Workforce Projections.

Moran, G., et al. (2021). Peer providers in integrated behavioral health teams. Journal of Behavioral Health Services & Research.

Ranapurwala, S. I., et al. (2018). Opioid overdose mortality among former inmates. American Journal of Public Health.

Rowe, M., et al. (2007). Peer support for persons with co-occurring disorders and justice involvement. Psychiatric Rehabilitation Journal.

SAMHSA. (2015). National Practice Guidelines for Peer Supporters.

SAMHSA. (2019). Recovery Support Services Framework.

SAMHSA. (2022). Peer Support and Social Inclusion Resource