On Demand Training and Webinars › Incident-To Rules, Supervision and Credentialing Image 1 of 1 Incident-To Rules, Supervision and Credentialing $169.00 Find out all you need to know about Incident-To billing and credentialing and how it applies to your practice. Add To Cart Added! Find out all you need to know about Incident-To billing and credentialing and how it applies to your practice.