2026 Board of Directors

Board | Staff | Education Committee | Policy Committee | Clinical Quality Committee

The NAACOS Board of Directors works to advance the vision and values of NAACOS, which focuses on fostering the growth of the ACO model of care. Board members represent a diverse range of ACO interests and help shape NAACOS priorities such as educating ACOs in operational and clinical best practices, advocating on behalf of ACOs with Congress and the executive branch, and educating the public about the value of accountable care. Board members serve three-year terms and a third of the committee is comprised of newly elected members each year. 

adkins

Rebecca Adkins

Member-at-Large*
SVP Population Health
Jefferson Health Indianapolis, IN

Emily Brower Headshot

Emily Brower

President and CEO 
NAACOS
Washington, DC

Tori Bratcher headshot.

Tori Bratcher

Vice President of Population Health Operations
Trinity Health
Lavinia, MI

Sean Cavanaugh Headshot


Sean Cavanaugh

Chief Policy Officer
Aledade
Bethesda, MD

Gwynne

Mark Gwynne

President
UNC Health Alliance/Senior Alliance
Chapel Hill, NC

matthews melanie

Melanie Matthews

Past Chair*
CEO
PSW & MultiCare Connected Care
Olympia, WA

Jen Moore headshot

Jen Moore

Chair*
President
MaineHealth ACO
Portland, ME

nuckolls

Stephen Nuckolls

Treasurer*
CEO
Coastal Carolina Quality Care and Coastal Carolina Health Care
New Bern, NC

Osborne

Andrea Osborne

Secretary*
COO
On Belay Health Solutions
Indianapolis, IN

Ashish Parikh

Ashish D. Parikh

Chief Population Health Officer
VillageMD-Summit Health
Clifton, NJ

rahim

Arshad Rahim, MD

Chair-elect*
CMO & SVP, Population
Health & Clinically Integrated Network
Mount Sinai Health System
New York, NY

reedJenny

Jenny Reed

Senior Executive Officer
Southwestern Health Resources
Farmers Branch, TX

Reyna Megan

Megan Reyna

Chief Operating Officer,
Population Health
Bon Secours Mercy Health
Cincinnati, OH

walradtjessica

Jessica Walradt

Vice President, Value-Based Care
Northwestern Medicine
Chicago, IL

brandonWebb

Brandon Webb

Chief Medical Officer
OneHealth Nebraska ACO, LLC
Lincoln, NE

 *Designates Corporate Officer and/or NAACOS Board Executive Committee