Dr. O’Malley is an internist/geriatrician with an active nursing home practice at the Massachusetts General Hospital where he provides daily clinical care, supervises trainees, and conducts research on improving transitions of care and the exchange of clinical information at transitions. Until 2014 he served as the Medical Director of Partners HealthCare at Home and as the Medical Director for Non-Acute Care Services within the Partners HealthCare System. He currently sits on the Partners network level steering committees for Palliative Care, Readmissions, Quality Measurement, and co-chairs the Transitions of Care Committee.

At the State level Dr. O’Malley is the co-principle investigator and evaluation lead of a project funded by the Office of the National Coordinator for Health Information Technology (ONC), IMPACT- Improving Massachusetts Post Acute Care Transfers, which measures the effect of the electronic exchange of essential clinical data the time of care transitions and its impact on the utilization of healthcare services. He also co-Chairs the MA Health Data Consortium Transitions and Care Coordination IT workgroup and sits on the state-wide Care Transitions Steering Committee.

At the National level,, he co-chaired the Long Term and Post Acute Care Workgroup within the ONC Standards and Interoperability (S&I) Framework and was one of several Leads on the Longitudinal Coordination of Care (LCC) and the LCC Pilot Work Groups. These groups created the standardized data sets required to exchange a home health plan of care between the agencies and the certifying clinician, as well as the components required for safe transitions of care and the exchange of a longitudinal care plan between all acute and post acute care providers. He is one of the leads on the newly established eLTSS ONC S&I Framework Work group which will define the exchange standards with long term service and support providers.

He is a member of the National Quality Forum’s (NQF’s) Care Coordination Steering Committee for the Care Coordination Measure Endorsement Maintenance project, is on the Board of Directors of the Long Term Quality Alliance, and is a member of federal Health Information Technology Policy Committee Advance Care Models and MU Workgroup.