RelayHealth, McKesson’s connectivity services company, enables providers to connect with other providers, patients, payors and pharmacies to gain secure, online access to real-time information.
RelayHealth offers electronic claims processing, ERA (electronic remittance advice), ePrescribing, Web-based patient communications including prescription refills and renewals, lab results, appointment requests and cancellations, insurance and billing questions, and secure patient messaging.

You must have Lytec 2009 or above to use Lytec Revenue Management.