Willamette Dental Group, P.C. v. Oregon Dental Service Corp.

Plaintiffs appeal from a summary judgment for defendant Oregon Dental Service on their antitrust and tort claims against ODS. Plaintiffs’ claims arose from ODS’s allegedly anticompetitive invocation of a “most favored nations” clause pertaining to payment for dental services. We affirm.

In 1955, defendant Oregon Dental Association, an affiliate of the American Dental Association, established ODS as a wholly owned subsidiary. ODS contracts with employers and other groups to provide prepaid dental benefits to employees and other covered individuals. In providing those benefits, ODS, in turn,…