FOR IMMEDIATE RELEASE

SMHD Announces CEO Transition

Mammoth Lakes, California –January 23, 2026 – Following the announcement of his impending retirement, Southern Mono Healthcare District today announced that CEO Tom Parker will step down from the role of Chief Executive Officer, effective today.

“On behalf of the Board, I want to thank Tom for his leadership and contributions to Mammoth Hospital over the past 7+ years,” said Laurey Carlson, Chair of the Board. “Under his tenure, the organization has achieved unprecedented growth while embarking on the single largest expansion in the history of Mammoth Hospital. At a time when rural Healthcare facilities are struggling, Tom has overseen tremendous success, and we are forever grateful for his dedication and impact. We support Tom’s decision to spend more time with family and wish Tom all the best in retirement.”

“Tom Parker has designated Melanie Van Winkle, currently serving as Chief Financial Officer, as interim Chief Executive Officer, effective immediately. Said Carlson, “Given the timing of Tom’s retirement, the Board felt that an immediate transition to an interim CEO from within the organization would best guide strategy while continuing focus on the evolution of Mammoth Hospital. Melanie’s dedication to a ‘Patients’ First’ philosophy will serve our community well. Her in-depth knowledge of our organization, and strong understanding of the healthcare industry, and financial expertise aspects of healthcare ensure the continued fiscal success of the organization.”

Parker said, “It has been a privilege to lead Mammoth Hospital. I am proud of what our team has accomplished and confident in the organization’s direction moving forward to further the mission of Mammoth Hospital. I look forward to supporting the transition and cheering on the organization’s continued success.”