The GI, or digestive, tract extends from mouth to anus (see the image below). The division of the GI tract into upper and lower is a matter of some confusion and debate.
Dental PPO insurance plans, also known as dental preferred provider organizations or DPPOs, are a popular dental insurance option due to their flexibility in allowing insured members to choose dentists and dental specialists.
Blue Dental EPO and Medicare Advantage). Most non-PPO dentists participate in our Blue Par Select arrangement, which means they participate with Blue Cross on a per-claim basis. Blue Par Select dentists accept the Blue Cross approved amount as full payment for covered services.