Ann Allen

COO at One Medical

As Chief Operating Officer, Ann leads One Medical’s care delivery operations across in-person primary care, virtual care, and administrative services. Ann brings extensive understanding of healthcare operations and performance improvement with over 20 years experience. Prior to joining One Medical, Ann was the Chief Operating Officer at Kaiser Permanente Washington, leading all healthcare operations and strategy for the expansive Washington market. Ann also served as the President and Chief Operating Officer of Bon Secours Medical Group in South Carolina. Before her time at Bon Secours Medical Group, Ann spent nearly a decade with Kaiser Permanente, Northern California in various operational roles. Ann received a Bachelor’s of Community Health from University of Illinois, Urbana-Champaign and a Master’s of Healthcare Administration from Washington University in St. Louis School of Medicine.


  • COO

    Current role