NAACOS Announces 2026 Board of Directors
WASHINGTON (January 15, 2026) – The National Association of ACOs (NAACOS) has announced its 2026 Board of Directors. Joining in 2026 are two value-based care leaders – Jessica Walradt of Northwestern Medicine, and Tori Bratcher of Trinity Health. Together, the 15-person board helps set the priorities for NAACOS, the largest association representing value-based care providers and Medicare’s accountable care organizations (ACOs).
“We are fortunate to have strong leaders and deep accountable care expertise reflected in our leadership,” said Emily Brower, president and chief executive officer of NAACOS. “Together our board of directors bring diverse experience and a common dedication to provider-led care transformation that improves the health of patient and communities across the United States.”
NAACOS 2026 Board of Directors are:
- Jen Moore*, chair; MaineHealth ACO
- Arshad Rahim*, chair-elect, clinical quality committee chair; Mount Sinai Health System
- Melanie Matthews*, past chair; PSW and MultiCare Connected Care
- Stephen Nuckolls*, treasurer; Coastal Carolina Health Care
- Andrea Osborne*, secretary; On Belay Health Solutions
- Rebecca Adkins*, member at-large, governance committee chair; Jefferson Health
- Henish Bhansali, education committee chair; Medical Home Network
- Megan Reyna, policy committee chair; Bon Secours Mercy Health
- Victoria (Tori) Bratcher; Trinity Health
- Sean Cavanaugh; Aledade
- Mark Gwynne; UNC Health Alliance/Senior Alliance
- Jenny Reed; Southwestern Health Resources
- Robert Waterhouse; Baylor Scott & White
- Jessica Walradt; Northwestern Medicine
- Emily Brower; president and chief executive officer, NAACOS (ex-officio)
*Executive committee member
The Board of Directors advances the core mission of NAACOS, focusing on fostering the growth of the ACO model of care. Board members represent the breadth of ACO interests and shape NAACOS’ focus areas, such as educating accountable care providers in operational and clinical best practices, advocating on their behalf with Congress and the executive branch, and raising awareness about the value of accountable care.
More information and biographies of the 2026 NAACOS Board of Directors are available on the NAACOS website.
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The National Association of Accountable Care Organizations (NAACOS) is a member-led, member-governed nonprofit of nearly 500 ACOs and value-based care entities in Medicare, Medicaid, and commercial insurance working on behalf of physicians, health systems, and other providers across the nation. These value-based care providers seek to improve the quality of care while reducing costs. NAACOS represents more than 10 million beneficiary lives through Medicare’s population health-focused payment and delivery models.