LHPC Staff


LHPC Staff


Linnea Koopmans
Chief Executive Officer

Linnea Koopmans is the Chief Executive Officer for the Local Health Plans of California (LHPC), the statewide trade association representing all 17 of California’s not-for-profit and community-based Medi-Cal managed care plans. Ms. Koopmans leads the largest state trade association of Medicaid managed care plans, with a membership that collectively provides vital health coverage for 9.5 million Californians – representing 70 percent of the Medi-Cal managed care population.


Amber McEwen
LHPC Institute Executive Director

Amber McEwen is Executive Director of the LHPC Institute where she oversees the design and development of educational programs, resources and other offerings that are designed to develop and expand the knowledge and capacity of local plan staff and that foster collaboration, quality, leadership and operational excellence across California’s local health plans.

Amber joined LHPC in 2018 as Director of Programs and Strategic Projects. She brought valuable experience, having served in a number of member education, marketing, communications and program management roles throughout her career, including as an Education Program Manager for the California Hospital Association (CHA) where she worked with a talented team developing and implementing the association’s robust member education program. Immediately prior, she was CHA’s Member Communications Editor and Program & Operations Manager for the California Society for Healthcare Attorneys.

Amber earned a bachelor’s degree in business administration from the University of Oklahoma.


Katie Andrew
Director of Government Affairs, Quality & Behavioral Health

Katie Andrew joins LHPC as the Director of Government Affairs overseeing policy and regulatory issues related to quality and behavioral health that have a direct impact on local health plans and the Medi-Cal members that they serve.


Leah Barnett
Director of Operations

Ms. Barnett joined Local Health Plans of California in 2014 and has over a decade of experience in business operations. Her responsibilities with LHPC include accounting and financial management, board administration, human resources, business management, and event planning.

Prior to joining LHPC, Ms. Barnett refined her administrative and bookkeeping skills in roles with nonprofit and for-profit organizations. 

Ms. Barnett is actively working towards earing a CPA license. 


Rebecca Sullivan
Director of Government Affairs, CalAIM & MLTSS

Ms. Sullivan serves as the primary liaison for LHPC on CalAIM and MLTSS issues affecting Medi-Cal managed care plans, advancing local plans’ policy priorities with regulatory agencies, boards, the Legislature and other stakeholders in the health care arena.

With a diverse background in both law and health care policy, Rebecca is an expert on complex issues affecting local plans and Medi-Cal managed care programs. As the Government and Regulatory Affairs Manager for the Health Plan of San Mateo (HPSM), she oversaw the implementation of new state and federal policy initiatives, ensured the plan’s internal operations were in compliance with various contractual and regulatory obligations, and worked closely with state and federal agencies.

Rebecca earned a Bachelor of Arts degree from Sonoma State University and a Juris Doctor from Santa Clara University School of Law.


Breanna Pineda
Program Coordinator

Breanna is dedicated to supporting LHPC’s educational arm, the LHPC Institute. She specializes in program development, event planning, and marketing. Prior to her work at LHPC, she managed multiple associations as a Jr. Account Executive and provided clients with wrap-around services. While Breanna’s work emphasizes program development, she also has extensive experience with legislative advocacy and public relations for conservation and transportation policy issues.

Breanna earned a Bachelor of Arts degree from University of California, Davis.