a program of Shared Medical Appointments (SMAs) as a way for patients to have better access to their physicians and other providers and to learn from other patients during a 90-minute group visit 2009: Began working with Simpler Consulting to improve care deliveries through Lean transformation. 2009: Signed a five-year Alternative Quality Contract (AQC) with Blue Cross Blue Shield of Massachusetts to improve the quality of care and cut medical costs 2009: Created the Atrius Health Foundation to support innovative solutions to improve healthcare and help in emergency situations like the 2010 earthquake near Port-au-Prince, Haiti 2011: Reliant Medical Group (formerly Fallon Clinic) joined Atrius Health 2013: VNA Care Network & Hospice joined Atrius Health; VNA of Boston merged into VNA Care Network & Hospice 2015: Harvard Vanguard Medical Associates, Dedham Medical Associates, and Granite Medical Group merge into one corporation with VNA Care Network Foundation as an integrated subsidiary 2015: Atrius Health invests $10 million into an Innovation Center aimed at developing and improving patient-centered care delivery models to improve care quality and efficiency in interacting with patients 2015: Steven Strongwater joins Atrius Health as president & chief executive officer 2022: Atrius Health is acquired by Optum References Medical and health organizations based in Massachusetts