Dr. Leslie Busby

Chief Medical Officer, US Oncology Network McKesson

Dr. Leslie Busby, originally from Montana, earned his BS in Biology at Montana State University, his MD from the University of Nevada School of Medicine, and completed his Internal Medicine residency at the University of Missouri-Kansas City in 1999. After a fellowship in Hematology and Oncology at the University of Utah, he joined Rocky Mountain Cancer Centers (RMCC) in Boulder, Colorado, in 2002. He has also held multiple leadership roles, both with RMCC as the practice’s first medical director and with The Network’s Pharmacy & Therapeutics (P&T) Committee, where he has served as chair since 2019. In addition to his deep clinical expertise and commitment to high-quality patient care, he completed his MBA from Colorado State University in 2022 and participated in The Network’s Tier 3 leadership training, a program designed to refine executive skills in finance, strategy, and organizational management. In July 2025, he became Chief Medical Officer of USON.

DAY 2: Tuesday, September 30th, 2025

11:10 AM Keynote Fireside Chat | The Future of Supply Chain in the Era of Advanced and Specialty Therapies

Ammie McAsey, SVP of Customer Distribution Experience, McKesson

Dr. Leslie Busby, SVP & Chief Medical Officer, US Oncology Network

Don Sawyer, SVP, Global Market Access, Regeneron

In an era where remarkable advancements are revolutionizing patient care, the healthcare supply chain must evolve to meet the unique barriers these innovations bring. Featuring Ammie McAsey, SVP of Supply Chain Operations, McKesson, along with Don Sawyer, SVP of Market Access, Regeneron, and Dr. Leslie Busby, SVP & Chief Medical Officer, US Oncology Network, the panel discussion will delve into the interconnected roles of all stakeholders in shaping a future-ready supply chain. The session will tackle key obstacles such as the role of a modernized supply chain in mitigating drug shortages, scaling the supply chain to meet growing demands in larger patient populations, as well as explore opportunities to ensure efficient and secure delivery from manufacturer to patient.

Identify how advanced therapies are challenging traditional supply chain models and what adaptations are required
Explore cross-functional strategies to scale delivery infrastructure and reach growing patient populations
Understand the importance of end-to-end visibility, real-time data, and collaboration in reducing disruption and ensuring continuity of care

Check out the incredible speaker line-up to see who will be joining Leslie.

Download The Latest Agenda