Dr. Marlon came to Las Vegas in 1972 as Chief of Cardiology at Southern Nevada Memorial Hospital (now UMC), a position he retained until 1986. Dr. Marlon was Chairman of the Board and Chief Executive Officer of Sierra Health Services, Inc. (Siera), a publicly traded diversified healthcare company headquartered in Las Vegas, Nevada. Dr. Marlon founded Sierra in 1984. The company was comprised of a family of health-related subsidiaries including Health Plan of Nevada (HPN), Nevada’s largest health maintenance organization (HMO). Sierra became a public company in 1985 and was ultimately listed on the NYSE. At times, Sierra had between 5,000-7,000 employees and more than $4 Billion in revenue. In February of 2008, Sierra and its subsidiaries became part of UnitedHealthcare (United). Dr. Marlon was a consultant to United through February of 2009.

Other Acknowledgements

• Member of the Kirk Kerkorian School of Medicine at UNLV Community Advisory Board, since 2014.
• Member of the Board of Directors of Education Resource Center for Journey Education, a non-profit private elementary school in Las Vegas, since 2011.
• Member of the Board of Directors of Stemedica Cell Technologies Inc. located in San Diego, California, since 2009.
• President of the Tony and Renee Marlon Charitable Foundation. Created in 2008 and distributes $1.8MM/year in grants.
• Past member of the Board of Trustees of the University of Nevada Las Vegas (UNLV) Foundation 1995-2013.
• Past Chairman of the UMC Hospital Advisory Board (HAB) 2010-2012.
• Past member of the Government Affairs Committee (GAC) of the Las Vegas Chamber of Commerce 1996-2009.
• Past board member of the Nevada Development Authority (NDA) 1997-2008.
• Past member of the Board of Directors of the America’s Health Insurance Plans (AHIP) 1999-2008.
• In 1992, Dr. Marlon was appointed a member of the Federal Task Force on Long Term Health Care Policies.
• Past President of Southwest Medical Associates, Nevada’s largest medical group, 1972-1984.