eHealth Exchange, a 501(c)3 non-profit dedicated to public good, is the oldest and largest health information network in the country. Recognized for certified data quality, trusted governance, transparency, and its commitment to privacy, eHealth Exchange facilitates 25+ billion data exchanges annually. It provides connectivity for 57 HIEs, 75% hospitals, 70k medical groups, 90% dialysis centers, and payers in 34 states. Public health agencies nationwide, as well as five federal agencies, rely on eHealth Exchange to share patient information with private-sector partners. eHealth Exchange connects to other national health information networks today via Carequality and now TEFCA as a Designated QHIN.