Blue Cross Blue Shield of Tennessee is one of the largest health insurance companies in Tennessee. It is an independent licensee of the Blue Cross and Blue Shield Association. The Blue Cross and Blue Shield Association is a trade organization that administers the licensing program for the use of the Blue Cross and Blue Shield symbols. It is an association of 39 independent Blue Cross and Blue Shield Plans nationwide. Blue Cross Blue Shield of Tennessee provides health maintenance organization, preferred provider organization and various traditional health plans. Additionally, it provides dental coverage, life insurance, long-term care and pharmacy benefits management services. It offers a large network of physicians, specialists and hospitals. Blue Cross and Blue Shield of Tennessee sells proprietary health benefit plans under the brand, Blue Partner. Blue Cross Blue Shield of Tennessee maintains an office in Knoxville, Tenn.