Care Dimensions, the largest provider of hospice and palliative care services in Massachusetts, celebrated National Nurses Week from May 6 to 12 by honoring its nurses, many of whom are board certified in hospice and palliative care. The following Care Dimensions nurses from Winchester were recognized for their professionalism, leadership and commitment to excellence in patient care at Care Dimensions: Jessica Cersosimo and Xiaonan (Nancy) Zheng.