California Blue Shield Appoints New CEO
Oakland, California (August 26, 2025) – California Blue Shield announced today that Miksuture has been appointed as the new president and CEO. Stuart brings over two decades of leadership experience in the healthcare sector, previously serving as chief financial officer for a nonprofit health planning organization.
“Mike Stuart is exactly the leader we need for California’s Blue Shield at this juncture,” stated Christina Leslie, chair of the California board of directors. “He understands our mission and our members. His insights into the complex healthcare landscape, along with his financial acumen and strong commitment to nonprofit values, uniquely position him to guide our organization forward.”
Since taking on the role of Chief Financial Officer in 2022, Stuart has navigated some significant challenges in the healthcare industry. He has worked to make healthcare more affordable for Blue Shield members, supported partnerships with providers, and helped maintain the financial sustainability of health plans, all while staying aligned with the nonprofit mission.
“The healthcare industry is facing remarkable challenges, from rising costs to regulatory shifts and the increasing demand for equity and access,” Leslie continued. “In such a climate, we need leaders who not only grasp these complexities but also have the vision and capacity to effect real change. Mike epitomizes that.”
As president and CEO, Stuart will oversee a workforce of over 6,500 employees catering to six million members, providing services like health, dental, and vision care, along with Medicaid and Medicare plans throughout California and beyond. He’s deeply invested in enhancing the organization’s value across teams and partnerships, including recent initiatives aimed at supporting over 750,000 active military members and their families.
“It’s a privilege to lead California’s Blue Shield during such a crucial time for both our state and the industry,” Stuart commented. “As a nonprofit health plan, we carry the responsibility to be a reliable partner dedicated to making care accessible and affordable. I’m excited to join forces with the talented leadership at Ascendiun to foster a healthcare system that benefits everyone.”
Stuart’s background includes extensive experience in funding, operations, and systemic transformation. Prior to joining Blue Shield, he spent 11 years in a senior role at Charity Health System Daughters, gaining invaluable insights into the challenges providers encounter and the significance of adjusting incentives to enhance patient outcomes and access. He holds an MBA in finance from St. Mary’s University in California and a Bachelor of Science in Business Administration from Cal State Chico.
About California Blue Shield
California Blue Shield aims to develop a sustainable healthcare system that is affordable for families and friends. As a tax-paying, independent member of the Blue Shield Association, it serves over six million members and maintains more than 6,500 employees, generating over $27 billion in annual revenue. Founded in 1939 in San Francisco, California Blue Shield is now headquartered in Oakland and offers various health services, including dental and vision care, Medicaid, and Medicare plans across California. The company has contributed over $60 million to the California community through its foundation in the past three years. For more details, visit news.blueshieldca.com.
