Baystate Health Absorbs Mercy Hospital, Goes Live on Oracle Health EHR
SPRINGFIELD – November 01, 2026 -- Baystate Health has folded Baystate Mercy Hospital, its joint venture affiliates and 45 Massachusetts medical group entities into one system, and switched the combined organization to a new Oracle Health Electronic Health Record (EHR) on the same day.
Baystate Health ran a seven-month integration program before the single-day cutover
Preparation covered the hospital and its affiliated clinics. It included moving care teams across the system onto one EHR and launching MyBaystate Health, a new patient portal. Baystate says the aim is to make health information available to providers coordinating care. CEO Peter D. Banko said the focus since April had been on Day 1 readiness for staff, patients and supporting systems.