Onmark, McKesson Specialty Care Solutions' group purchasing organization (GPO), represents more than 2,800 member clinics, and over 4,600 physicians nationwide. Onmark empowers its members to save money, increase efficiencies, stay informed and deliver high-quality care by offering a wide variety of services, including:


Robust Contract Portfolio offering significant savings on the most widely-used chemotherapy, biologic and supportive care agents

Cutting-Edge Educational Programs covering clinical, practice management and legislative topics

Innovative Business and Clinical Solutions designed to help practices maximize efficiencies and improve patient care through every step of the treatment process

Integrated Quality (IQ)™ Program which helps Lynx Mobile™ users succeed with quality initiatives and earn credit towards technology expenditures

Regimen Profiler™, a web-based tool that helps practices and patients understand financial and clinical information for many disease treatment regimens

Clinical Trial Network, providing national clinical trial opportunities to participate in Phase II and Phase III clinical trials of investigational cancer and other complex disease treatments

To become an Onmark member, download an enrollment application or call 866.686.8340.