Sammie Mosier, a highly respected nursing executive with HCA Healthcare in Nashville, Tennessee, has died following a tragic traffic collision. Her passing was shared by friends and family on social media and later formally confirmed by the American Organization for Nursing Leadership (AONL).
Mosier served as Chief Nursing Executive and Senior Vice President at HCA Healthcare, where she was widely known for her leadership, innovation, and dedication to advancing the nursing profession.
AONL Honors Sammie Mosier’s Legacy
In a public statement on Facebook, AONL reflected on Mosier’s decades-long influence in nursing leadership: “A longtime AONL member, she offered her vision with steadfast dedication to nurse advocacy, colleague engagement, and the development of leaders at every stage in their career.”
The organization continued: “AONL will remember Dr. Mosier for her leadership defined by empathy and expertise. Her influence endures in the leaders she mentored, the nurses she championed, and the systems she helped shape. Our thoughts are with her family, friends, colleagues and all who are experiencing the loss of a remarkable leader.”
Who Was Sammie Mosier?
A celebrated figure in the healthcare community, Sammie Mosier began her career with HCA Healthcare in 1996 as a medical-surgical nurse at Frankfort Regional Medical Center in Kentucky. Over the years, she rose through the ranks to become one of the organization’s most influential leaders.
Based in Nashville, Mosier led a team of nurse executives and oversaw more than 99,000 registered nurses across HCA Healthcare facilities nationwide. She spearheaded major initiatives including:
- HCA Healthcare’s Nursing Advocacy Agenda
- Unit of Distinction Awards
- HCA Inspire mobile app, a platform designed to support, connect, and recognize nurses across the enterprise
Before assuming her role as Chief Nursing Executive and Senior Vice President, Mosier served as Chief Nurse Executive Officer for HCA Healthcare’s National Group and Vice President of Group Clinical Operations.
Her career was defined by a commitment to elevating the nursing profession, improving clinical excellence, and shaping future healthcare leaders.



