AmerisourceBergen | Advancing Connections Across Healthcare.. AmerisourceBergen is a leading global healthcare solutions company. We drive innovative partnerships with pharmacies, health systems,practices and manufacturers to improve product access and efficiency throughout the healthcare supply chain. As part of the largest global generics purchasing organization, the leading specialty pharmaceutical services provider and the partner with more pharmacy and health system relationships than any other — we’re well positioned to help you capitalize on the dynamic changes in healthcare. From product commercialization and distribution to pharmacy, health system, practice and manufacturer solutions, we work with you every day to enhance patient care.