RHIO Interoperability Case Study

The Philadelphia Health Information Exchangeenabling interoperability across many different
Overviewlegacy systems. Initial participants include:
The Philadelphia Health Information Exchange* The Hospital of the University of Pennsylvania
(PHIE), the nation's first diagnostic imaging* Thomas Jefferson University Hospital
exchange was launched in 2003. The network links* Albert Einstein Medical Center
healthcare providers in one of the largest and* Children's Hospital of Philadelphia
most demanding US healthcare markets* Presbyterian Medical Center
encompassing some 4 million patients, 55 hospitals* Pennsylvania Hospital
and 30 competing health systems.* UPHS Community Radiology
In linking unaffiliated, even competing, medical* Philadelphia Department of Public Health
facilities together, the PHIE enables the private,Expansion to additional data providers and clinical
secure and seamless movement of patient digitalusers continues on a daily basis.
medical records to speed and improve careUsage
across the region.To date, the exchange enables physicians at
The exchange is based on Hx Technologies'participating facilities to securely access some 5
patent-pending iHistory® platform. iHistorymillion imaging studies (which represents over 200
features a distributed ("federated" ormillion total images) across 300,000 unique
"peer-to-peer") architecture, a design that ispatients.
optimized for collaboration among competingThe PHIE effort has dual clinical and research
enterprises and capable of interoperability withtracks. On the clinical side, the exchange supports
other regional exchanges and the anticipatedcollaborations on patients shared between
nationwide health information network (NHIN).disparate organizations across departments
The PHIE has focused initially on the sharing ofincluding radiology, neurosurgery, fetal surgery,
diagnostic imaging data (both images and reports)plastic surgery, neonatology, neurology, and
with expansion to other clinical domains slated forobstetrics and gynecology. On the research side,
later expansion.investigators from participating sites and Hx
Scope and ExpansionTechnologies are evaluating the impact of health
PHIE currently connects patient medicalinformation exchange along financial and clinical
information across multiple disparate institutions,dimensions.