United Concordia United Concordia is a dental insurance company headquartered in Harrisburg , Pennsylvania , United States . It is one of the largest dental insurers in the United States . The company currently insures more than 8 million members worldwide . The corporation also operates regional offices covering the rest of the United States in Pennsylvania , Maryland , Virginia , North Carolina , Alabama , Florida , Georgia , Michigan , New York , California , Washington , Oregon , Arizona , New Mexico , Colorado , and Texas . Company history . United Concordia Companies , Inc . ( “ UCCI ” ) was originally a part of Pennsylvania Blue Shield . The company was established as a wholly owned subsidiary of Highmark in 1992 . Over time , UCCI acquired , and today operates , eleven subsidiary companies licensed to transact health insurance and / or dental managed care in all 50 states , the District of Columbia and Puerto Rico . UCCI also maintains third party administrator licenses and utilization review agent certifications in a number of states . These licenses support United Concordia ’ s fully insured group and individual dental products and permit it to administer dental benefits for self - funded employers , as well as a number of federal government contracts . Provider Networks . United Concordia operates several dental provider networks , the largest of which has more than 73 , 500 participating dentists at over 149 , 000 access points . Government Business . United Concordia has administered dental benefits to military family members since 1996 through the Department of Defense ’ s ( DoD ) TRICARE Family Member Dental Plan ( TFMDP ) and the TRICARE Dental Program ( TDP ) . The TDP provides dental benefits to the families of active duty service members , as well as National Guard and Reserve members and their families . More than 2 million members are enrolled in the TDP . In 2008 , United Concordia was also selected by the DoD to administer the Active Duty Dental Program ( ADDP ) . The ADDP provides private sector dental care to ensure dental health and deployment readiness for 1 . 4 million eligible active duty service members ( ADSMs ) . The ADDP provides private sector dental care to ADSMs who are either referred from a military dental treatment facility ( DTF ) or are remotely located ( 50 + miles from a DTF ) . United Concordia is one of four national carriers that have the Federal Employees Dental and Vision Program ( FEDVIP ) contract . As of September 2010 , more 131 , 322 federal employees , their families and annuitants have dental benefits through this program . The contract has been in effect since December , 2006 . Commercial Business . United Concordia provides dental insurance benefits to over 26 , 000 companies , state and local governments , unions and associations , including many of the top 100 Fortune® 500 companies . Philanthropy . During 2010 , United Concordia helped deliver nearly $ 1 . 7 million in free dental services to adults and children in need . These services are being provided via partnerships with United Concordia ' s parent company ; sister subsidiary , Davis Vision ; dentists , dental clinics , community organizations and hygiene schools .