An agreement formed by two health-information connectors represents a major advance for nationwide interoperability, potentially enabling more than 15,000 hospitals, clinics and other health care organizations to share data. This would allow, for example, a Miami physician to access the electronic records of a patient from Seattle who presents at the emergency department while vacationing. Here are five things physicians should understand about what this collaboration will mean for health-data sharing and care delivery.

The lede to my latest story at AMA Wire. The whole shebang.