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In early June, Delta Dental of Illinois will be upgrading our benefits administration system. As a result, the online employer portal will be updated. Please visit our upgrade resources and FAQs to learn more.

March 18, 2026

Delta Dental of Illinios (DDIL) is pleased to announce that we have been awarded the bid for the administration of dental services for the State of Illinois Group Dental Plans, which consists of the Quality Care Dental Plan (QCDP), Local Care Dental Plan (LCDP) and the College Choice Dental Plan (CCDP) effective July 1, 2011.

With the addition of the State of Illinois Group Insurance Dental Plans, DDIL and other Delta Dental member companies will insure and/or provide administrative services to two million enrollees in Illinois. The State joins our 5,000 Illinois business clients, including one-third of the Fortune 1000 companies headquartered in Illinois and more than 400 Illinois municipal and school district groups.

For more information, please review:

Frequently Asked Questions

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Please contact Professional Relations at pr@deltadentalil.com or 630-718-4990 for questions about network status or to join a network. Please direct questions about claims status or State of Illinois Group Dental Plans-specific questions to Customer Service at 888-224-0295.

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Delta Dental of Illinois is a part of Delta Dental Plans Association. Through our national network of Delta Dental
companies, we offer dental coverage in all 50 states, Puerto Rico and other U.S. territories.

Delta Dental of Illinois complies with all applicable Federal and State civil rights laws. Delta Dental of Illinois does not discriminate, exclude people, or treat them differently on the basis of gender, sex (which includes discrimination on the basis of sex characteristics, including intersex traits; pregnancy or related conditions; sexual orientation; gender identity or expression; and sex stereotypes), race, color, religious creed, national origin, citizenship, age, physical or intellectual disability, protected veteran status, marital status, genetic information, or any other characteristic protected by law.